Add extra 'volume' parameter to inodelk/entrylk calls

Signed-off-by: Anand V. Avati <avati@amp.gluster.com>

28 files changed, 278 insertions, 150 deletions

diff --git a/libglusterfs/src/call-stub.c b/libglusterfs/src/call-stub.c
index 92301a2ddb8..8a090ba83e9 100644
--- a/libglusterfs/src/call-stub.c
+++ b/libglusterfs/src/call-stub.c
@@ -1731,7 +1731,7 @@ out:
 
 call_stub_t *
 fop_inodelk_stub (call_frame_t *frame, fop_inodelk_t fn,
-		  loc_t *loc, int32_t cmd, struct flock *lock)
+		  const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
   call_stub_t *stub = NULL;
 
@@ -1744,6 +1744,9 @@ fop_inodelk_stub (call_frame_t *frame, fop_inodelk_t fn,
 
   stub->args.inodelk.fn = fn;
 
+  if (volume)
+          stub->args.inodelk.volume = strdup (volume);
+
   loc_copy (&stub->args.inodelk.loc, loc);
   stub->args.inodelk.cmd  = cmd;
   stub->args.inodelk.lock = *lock;
@@ -1774,7 +1777,7 @@ fop_inodelk_cbk_stub (call_frame_t *frame, fop_inodelk_cbk_t fn,
 
 call_stub_t *
 fop_finodelk_stub (call_frame_t *frame, fop_finodelk_t fn,
-		   fd_t *fd, int32_t cmd, struct flock *lock)
+		   const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
   call_stub_t *stub = NULL;
 
@@ -1789,6 +1792,10 @@ fop_finodelk_stub (call_frame_t *frame, fop_finodelk_t fn,
 
   if (fd)
 	  stub->args.finodelk.fd   = fd_ref (fd);
+
+  if (volume)
+          stub->args.finodelk.volume = strdup (volume);
+
   stub->args.finodelk.cmd  = cmd;
   stub->args.finodelk.lock = *lock;
 
@@ -1819,7 +1826,7 @@ fop_finodelk_cbk_stub (call_frame_t *frame, fop_inodelk_cbk_t fn,
 
 call_stub_t *
 fop_entrylk_stub (call_frame_t *frame, fop_entrylk_t fn,
-		  loc_t *loc, const char *name,
+		  const char *volume, loc_t *loc, const char *name,
 		  entrylk_cmd cmd, entrylk_type type)
 {
   call_stub_t *stub = NULL;
@@ -1832,6 +1839,10 @@ fop_entrylk_stub (call_frame_t *frame, fop_entrylk_t fn,
     return NULL;
 
   stub->args.entrylk.fn = fn;
+
+  if (volume)
+          stub->args.entrylk.volume = strdup (volume);
+
   loc_copy (&stub->args.entrylk.loc, loc);
 
   stub->args.entrylk.cmd = cmd;
@@ -1865,7 +1876,7 @@ fop_entrylk_cbk_stub (call_frame_t *frame, fop_entrylk_cbk_t fn,
 
 call_stub_t *
 fop_fentrylk_stub (call_frame_t *frame, fop_fentrylk_t fn,
-		   fd_t *fd, const char *name,
+		   const char *volume, fd_t *fd, const char *name,
 		   entrylk_cmd cmd, entrylk_type type)
 {
   call_stub_t *stub = NULL;
@@ -1878,7 +1889,10 @@ fop_fentrylk_stub (call_frame_t *frame, fop_fentrylk_t fn,
     return NULL;
 
   stub->args.fentrylk.fn = fn;
-  
+
+  if (volume)
+          stub->args.fentrylk.volume = strdup (volume);
+
   if (fd)
 	  stub->args.fentrylk.fd = fd_ref (fd);
   stub->args.fentrylk.cmd = cmd;
@@ -2536,6 +2550,7 @@ call_resume_wind (call_stub_t *stub)
 	{
 		stub->args.inodelk.fn (stub->frame,
 				       stub->frame->this,
+                                       stub->args.inodelk.volume,
 				       &stub->args.inodelk.loc,
 				       stub->args.inodelk.cmd,
 				       &stub->args.inodelk.lock);
@@ -2546,6 +2561,7 @@ call_resume_wind (call_stub_t *stub)
 	{
 		stub->args.finodelk.fn (stub->frame,
 					stub->frame->this,
+                                        stub->args.finodelk.volume,
 					stub->args.finodelk.fd,
 					stub->args.finodelk.cmd,
 					&stub->args.finodelk.lock);
@@ -2556,6 +2572,7 @@ call_resume_wind (call_stub_t *stub)
 	{
 		stub->args.entrylk.fn (stub->frame,
 				       stub->frame->this,
+                                       stub->args.entrylk.volume,
 				       &stub->args.entrylk.loc,
 				       stub->args.entrylk.name,
 				       stub->args.entrylk.cmd,
@@ -2567,6 +2584,7 @@ call_resume_wind (call_stub_t *stub)
 	{
 		stub->args.fentrylk.fn (stub->frame,
 					stub->frame->this,
+                                        stub->args.fentrylk.volume,
 					stub->args.fentrylk.fd,
 					stub->args.fentrylk.name,
 					stub->args.fentrylk.cmd,
@@ -3744,17 +3762,26 @@ call_stub_destroy_wind (call_stub_t *stub)
 
 	case GF_FOP_INODELK:
 	{
+                if (stub->args.inodelk.volume)
+                        FREE (stub->args.inodelk.volume);
+
 		loc_wipe (&stub->args.inodelk.loc);
 		break;
 	}
 	case GF_FOP_FINODELK:
 	{
+                if (stub->args.finodelk.volume)
+                        FREE (stub->args.finodelk.volume);
+
 		if (stub->args.finodelk.fd)
 			fd_unref (stub->args.finodelk.fd);
 		break;
 	}
 	case GF_FOP_ENTRYLK:
 	{
+                if (stub->args.entrylk.volume)
+                        FREE (stub->args.entrylk.volume);
+
 		if (stub->args.entrylk.name)
 			FREE (stub->args.entrylk.name);
 		loc_wipe (&stub->args.entrylk.loc);
@@ -3762,10 +3789,13 @@ call_stub_destroy_wind (call_stub_t *stub)
 	}
 	case GF_FOP_FENTRYLK:
 	{
+                if (stub->args.fentrylk.volume)
+                        FREE (stub->args.fentrylk.volume);
+
 		if (stub->args.fentrylk.name)
 			FREE (stub->args.fentrylk.name);
 
- 		if (stub->args.fentrylk.fd) 
+ 		if (stub->args.fentrylk.fd)
 			fd_unref (stub->args.fentrylk.fd);
 		break;
 	}
diff --git a/libglusterfs/src/call-stub.h b/libglusterfs/src/call-stub.h
index d80ddd1733b..a970897bbac 100644
--- a/libglusterfs/src/call-stub.h
+++ b/libglusterfs/src/call-stub.h
@@ -487,6 +487,7 @@ typedef struct {
 		/* inodelk */
 		struct {
 			fop_inodelk_t fn;
+                        const char *volume;
 			loc_t loc;
 			int32_t cmd;
 			struct flock lock;
@@ -500,6 +501,7 @@ typedef struct {
 		/* finodelk */
 		struct {
 			fop_finodelk_t fn;
+                        const char *volume;
 			fd_t *fd;
 			int32_t cmd;
 			struct flock lock;
@@ -514,6 +516,7 @@ typedef struct {
 		struct {
 			fop_entrylk_t fn;
 			loc_t loc;
+                        const char *volume;
 			const char *name;
 			entrylk_cmd cmd;
 			entrylk_type type;
@@ -528,6 +531,7 @@ typedef struct {
 		struct {
 			fop_fentrylk_t fn;
 			fd_t *fd;
+                        const char *volume;
 			const char *name;
 			entrylk_cmd cmd;
 			entrylk_type type;
@@ -1086,20 +1090,22 @@ fop_lk_cbk_stub (call_frame_t *frame,
 
 call_stub_t *
 fop_inodelk_stub (call_frame_t *frame, fop_inodelk_t fn,
-		  loc_t *loc, int32_t cmd, struct flock *lock);
+		  const char *volume, loc_t *loc, int32_t cmd, 
+                  struct flock *lock);
 
 call_stub_t *
 fop_finodelk_stub (call_frame_t *frame, fop_finodelk_t fn,
-		   fd_t *fd, int32_t cmd, struct flock *lock);
+		   const char *volume, fd_t *fd, int32_t cmd, 
+                   struct flock *lock);
 
 call_stub_t *
 fop_entrylk_stub (call_frame_t *frame, fop_entrylk_t fn,
-		  loc_t *loc, const char *basename,
+		  const char *volume, loc_t *loc, const char *basename,
 		  entrylk_cmd cmd, entrylk_type type);
 
 call_stub_t *
 fop_fentrylk_stub (call_frame_t *frame, fop_fentrylk_t fn,
-		   fd_t *fd, const char *basename,
+		   const char *volume, fd_t *fd, const char *basename,
 		   entrylk_cmd cmd, entrylk_type type);
 
 call_stub_t *
diff --git a/libglusterfs/src/defaults.c b/libglusterfs/src/defaults.c
index dc290863395..724f5a79225 100644
--- a/libglusterfs/src/defaults.c
+++ b/libglusterfs/src/defaults.c
@@ -1199,13 +1199,14 @@ default_inodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 default_inodelk (call_frame_t *frame, xlator_t *this,
-		 loc_t *loc, int32_t cmd, struct flock *lock)
+		 const char *volume, loc_t *loc, int32_t cmd, 
+                 struct flock *lock)
 {
 	STACK_WIND (frame,
 		    default_inodelk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->inodelk,
-		    loc, cmd, lock);
+		    volume, loc, cmd, lock);
 	return 0;
 }
 
@@ -1222,13 +1223,13 @@ default_finodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 default_finodelk (call_frame_t *frame, xlator_t *this,
-		  fd_t *fd, int32_t cmd, struct flock *lock)
+		  const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
 	STACK_WIND (frame,
 		    default_finodelk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->finodelk,
-		    fd, cmd, lock);
+		    volume, fd, cmd, lock);
 	return 0;
 }
 
@@ -1244,13 +1245,13 @@ default_entrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 default_entrylk (call_frame_t *frame, xlator_t *this,
-		 loc_t *loc, const char *basename,
+		 const char *volume, loc_t *loc, const char *basename,
 		 entrylk_cmd cmd, entrylk_type type)
 {
 	STACK_WIND (frame, default_entrylk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 	return 0;
 }
 
@@ -1265,13 +1266,13 @@ default_fentrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 default_fentrylk (call_frame_t *frame, xlator_t *this,
-		  fd_t *fd, const char *basename,
+		  const char *volume, fd_t *fd, const char *basename,
 		  entrylk_cmd cmd, entrylk_type type)
 {
 	STACK_WIND (frame, default_fentrylk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->fentrylk,
-		    fd, basename, cmd, type);
+		    volume, fd, basename, cmd, type);
 	return 0;
 }
 
diff --git a/libglusterfs/src/defaults.h b/libglusterfs/src/defaults.h
index 61522230075..98e15c5bf2a 100644
--- a/libglusterfs/src/defaults.h
+++ b/libglusterfs/src/defaults.h
@@ -230,17 +230,19 @@ int32_t default_lk (call_frame_t *frame,
 		    struct flock *flock);
 
 int32_t default_inodelk (call_frame_t *frame, xlator_t *this,
-			 loc_t *loc, int32_t cmd, struct flock *flock);
+			 const char *volume, loc_t *loc, int32_t cmd, 
+                         struct flock *flock);
 
 int32_t default_finodelk (call_frame_t *frame, xlator_t *this,
-			  fd_t *fd, int32_t cmd, struct flock *flock);
+			  const char *volume, fd_t *fd, int32_t cmd, 
+                          struct flock *flock);
 
 int32_t default_entrylk (call_frame_t *frame, xlator_t *this,
-			 loc_t *loc, const char *basename,
+			 const char *volume, loc_t *loc, const char *basename,
 			 entrylk_cmd cmd, entrylk_type type);
 
 int32_t default_fentrylk (call_frame_t *frame, xlator_t *this,
-			  fd_t *fd, const char *basename,
+			  const char *volume, fd_t *fd, const char *basename,
 			  entrylk_cmd cmd, entrylk_type type);
 
 int32_t default_readdir (call_frame_t *frame,
diff --git a/libglusterfs/src/protocol.h b/libglusterfs/src/protocol.h
index 35f172ab7b4..4bb379b2f9b 100644
--- a/libglusterfs/src/protocol.h
+++ b/libglusterfs/src/protocol.h
@@ -557,6 +557,7 @@ typedef struct {
 	uint32_t type;
 	struct gf_flock flock;
 	char     path[0];
+        char     volume[0];
 } __attribute__((packed)) gf_fop_inodelk_req_t;
 typedef struct {
 } __attribute__((packed)) gf_fop_inodelk_rsp_t;
@@ -567,6 +568,7 @@ typedef struct {
 	uint32_t cmd;
 	uint32_t type;
 	struct gf_flock flock;
+        char volume[0];
 } __attribute__((packed)) gf_fop_finodelk_req_t;
 typedef struct {
 } __attribute__((packed)) gf_fop_finodelk_rsp_t;
@@ -578,6 +580,7 @@ typedef struct {
 	uint64_t  namelen;
 	char      path[0];
 	char      name[0];
+        char      volume[0];
 } __attribute__((packed)) gf_fop_entrylk_req_t;
 typedef struct {
 } __attribute__((packed)) gf_fop_entrylk_rsp_t;
@@ -589,6 +592,7 @@ typedef struct {
 	uint32_t  type;
 	uint64_t  namelen;
 	char      name[0];
+        char      volume[0];
 } __attribute__((packed)) gf_fop_fentrylk_req_t;
 typedef struct {
 } __attribute__((packed)) gf_fop_fentrylk_rsp_t;
diff --git a/libglusterfs/src/xlator.h b/libglusterfs/src/xlator.h
index a5a20e8b28a..2f35643c34c 100644
--- a/libglusterfs/src/xlator.h
+++ b/libglusterfs/src/xlator.h
@@ -626,23 +626,27 @@ typedef int32_t (*fop_lk_t) (call_frame_t *frame,
 
 typedef int32_t (*fop_inodelk_t) (call_frame_t *frame,
 				  xlator_t *this,
+                                  const char *volume,
 				  loc_t *loc,
 				  int32_t cmd,
 				  struct flock *flock);
 
 typedef int32_t (*fop_finodelk_t) (call_frame_t *frame,
 				   xlator_t *this,
+                                   const char *volume,
 				   fd_t *fd,
 				   int32_t cmd,
 				   struct flock *flock);
 
 typedef int32_t (*fop_entrylk_t) (call_frame_t *frame,
-				  xlator_t *this, loc_t *loc,
+				  xlator_t *this, 
+                                  const char *volume, loc_t *loc,
 				  const char *basename, entrylk_cmd cmd,
 				  entrylk_type type);
 
 typedef int32_t (*fop_fentrylk_t) (call_frame_t *frame,
-				   xlator_t *this, fd_t *fd,
+				   xlator_t *this, 
+                                   const char *volume, fd_t *fd,
 				   const char *basename, entrylk_cmd cmd,
 				   entrylk_type type);
 
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.c b/xlators/cluster/afr/src/afr-self-heal-common.c
index f418085e53e..aea31a748f5 100644
--- a/xlators/cluster/afr/src/afr-self-heal-common.c
+++ b/xlators/cluster/afr/src/afr-self-heal-common.c
@@ -504,6 +504,7 @@ sh_missing_entries_finish (call_frame_t *frame, xlator_t *this)
 			STACK_WIND (frame, sh_missing_entries_unlck_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->entrylk,
+                                    this->name,
 				    &sh->parent_loc, local->loc.name,
 				    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 
@@ -1008,6 +1009,7 @@ afr_self_heal_missing_entries (call_frame_t *frame, xlator_t *this)
 			STACK_WIND (frame, sh_missing_entries_lk_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->entrylk,
+                                    this->name,
 				    &sh->parent_loc, local->loc.name,
 				    ENTRYLK_LOCK_NB, ENTRYLK_WRLCK);
 			if (!--call_count)
diff --git a/xlators/cluster/afr/src/afr-self-heal-data.c b/xlators/cluster/afr/src/afr-self-heal-data.c
index 674d2923f1c..775845fe6be 100644
--- a/xlators/cluster/afr/src/afr-self-heal-data.c
+++ b/xlators/cluster/afr/src/afr-self-heal-data.c
@@ -231,6 +231,7 @@ afr_sh_data_unlock (call_frame_t *frame, xlator_t *this)
 					   (void *) (long) i,
 					   priv->children[i], 
 					   priv->children[i]->fops->inodelk,
+                                           this->name,
 					   &local->loc, F_SETLK, &flock); 
 			if (!--call_count)
 				break;
@@ -995,6 +996,7 @@ afr_sh_data_lock (call_frame_t *frame, xlator_t *this)
 					   (void *) (long) i,
 					   priv->children[i], 
 					   priv->children[i]->fops->inodelk,
+                                           this->name,
 					   &local->loc, F_SETLK, &flock); 
 			if (!--call_count)
 				break;
diff --git a/xlators/cluster/afr/src/afr-self-heal-entry.c b/xlators/cluster/afr/src/afr-self-heal-entry.c
index d5b6dff3cb4..e7431249fc3 100644
--- a/xlators/cluster/afr/src/afr-self-heal-entry.c
+++ b/xlators/cluster/afr/src/afr-self-heal-entry.c
@@ -146,6 +146,7 @@ afr_sh_entry_unlock (call_frame_t *frame, xlator_t *this)
 					   (void *) (long) i,
 					   priv->children[i], 
 					   priv->children[i]->fops->entrylk,
+                                           this->name,
 					   &local->loc, NULL,
 					   ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 			if (!--call_count)
@@ -2001,6 +2002,7 @@ afr_sh_entry_lock (call_frame_t *frame, xlator_t *this)
 					   (void *) (long) i,
 					   priv->children[i], 
 					   priv->children[i]->fops->entrylk,
+                                           this->name,
 					   &local->loc, NULL,
 					   ENTRYLK_LOCK_NB, ENTRYLK_WRLCK);
 			if (!--call_count)
diff --git a/xlators/cluster/afr/src/afr-self-heal-metadata.c b/xlators/cluster/afr/src/afr-self-heal-metadata.c
index 6c66f8704b0..de8fa1a3914 100644
--- a/xlators/cluster/afr/src/afr-self-heal-metadata.c
+++ b/xlators/cluster/afr/src/afr-self-heal-metadata.c
@@ -158,6 +158,7 @@ afr_sh_metadata_finish (call_frame_t *frame, xlator_t *this)
 			STACK_WIND (frame, afr_sh_metadata_unlck_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->inodelk,
+                                    this->name,
 				    &local->loc, F_SETLK, &flock);
 
 			if (!--call_count)
@@ -755,6 +756,7 @@ afr_sh_metadata_lock (call_frame_t *frame, xlator_t *this)
 					   (void *) (long) i,
 					   priv->children[i],
 					   priv->children[i]->fops->inodelk,
+                                           this->name,
 					   &local->loc, F_SETLK, &flock);
 
 			if (!--call_count)
diff --git a/xlators/cluster/afr/src/afr-transaction.c b/xlators/cluster/afr/src/afr-transaction.c
index 82c2ee3406f..0590b598405 100644
--- a/xlators/cluster/afr/src/afr-transaction.c
+++ b/xlators/cluster/afr/src/afr-transaction.c
@@ -309,12 +309,14 @@ afr_unlock (call_frame_t *frame, xlator_t *this)
 					STACK_WIND (frame, afr_unlock_common_cbk,	
 						    priv->children[i], 
 						    priv->children[i]->fops->finodelk, 
-						    local->fd, F_SETLK, &flock); 
+						    this->name, local->fd, 
+                                                    F_SETLK, &flock); 
 				} else {
 					STACK_WIND (frame, afr_unlock_common_cbk,	
 						    priv->children[i], 
 						    priv->children[i]->fops->inodelk, 
-						    &local->loc,  F_SETLK, &flock); 
+						    this->name, &local->loc,
+                                                    F_SETLK, &flock); 
 				}
 				
 				break;
@@ -324,6 +326,7 @@ afr_unlock (call_frame_t *frame, xlator_t *this)
 				STACK_WIND (frame, afr_unlock_common_cbk,	
 					    priv->children[i], 
 					    priv->children[i]->fops->entrylk, 
+                                            this->name,
 					    &local->transaction.new_parent_loc, 
 					    local->transaction.new_basename,
 					    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
@@ -337,14 +340,15 @@ afr_unlock (call_frame_t *frame, xlator_t *this)
 					STACK_WIND (frame, afr_unlock_common_cbk,	
 						    priv->children[i], 
 						    priv->children[i]->fops->fentrylk, 
-						    local->fd, 
+						    this->name, local->fd, 
 						    local->transaction.basename,
 						    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 				} else {
 					STACK_WIND (frame, afr_unlock_common_cbk,	
 						    priv->children[i], 
 						    priv->children[i]->fops->entrylk, 
-						    &local->transaction.parent_loc, 
+						    this->name,
+                                                    &local->transaction.parent_loc, 
 						    local->transaction.basename,
 						    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 
@@ -838,14 +842,16 @@ int afr_lock_rec (call_frame_t *frame, xlator_t *this, int child_index)
 					   (void *) (long) child_index,
 					   priv->children[child_index], 
 					   priv->children[child_index]->fops->finodelk,
-					   local->fd, F_SETLKW, &flock);
+					   this->name, local->fd, 
+                                           F_SETLKW, &flock);
 			
 		} else {
 			STACK_WIND_COOKIE (frame, afr_lock_cbk,
 					   (void *) (long) child_index,
 					   priv->children[child_index], 
 					   priv->children[child_index]->fops->inodelk,
-					   &local->loc, F_SETLKW, &flock);
+					   this->name, &local->loc, 
+                                           F_SETLKW, &flock);
 		}
 		
 		break;
@@ -878,14 +884,14 @@ int afr_lock_rec (call_frame_t *frame, xlator_t *this, int child_index)
 				   (void *) (long) child_index,
 				   priv->children[child_index], 
 				   priv->children[child_index]->fops->entrylk, 
-				   lower, lower_name,
+				   this->name, lower, lower_name,
 				   ENTRYLK_LOCK, ENTRYLK_WRLCK);
 
 		STACK_WIND_COOKIE (frame, afr_lock_cbk,
 				   (void *) (long) child_index,
 				   priv->children[child_index], 
 				   priv->children[child_index]->fops->entrylk, 
-				   higher, higher_name,
+				   this->name, higher, higher_name,
 				   ENTRYLK_LOCK, ENTRYLK_WRLCK);
 
 		break;
@@ -897,7 +903,7 @@ int afr_lock_rec (call_frame_t *frame, xlator_t *this, int child_index)
 					   (void *) (long) child_index,	
 					   priv->children[child_index], 
 					   priv->children[child_index]->fops->fentrylk, 
-					   local->fd, 
+					   this->name, local->fd, 
 					   local->transaction.basename,
 					   ENTRYLK_LOCK, ENTRYLK_WRLCK);
 		} else {
@@ -905,7 +911,8 @@ int afr_lock_rec (call_frame_t *frame, xlator_t *this, int child_index)
 					   (void *) (long) child_index,	
 					   priv->children[child_index], 
 					   priv->children[child_index]->fops->entrylk, 
-					   &local->transaction.parent_loc, 
+					   this->name, 
+                                           &local->transaction.parent_loc, 
 					   local->transaction.basename,
 					   ENTRYLK_LOCK, ENTRYLK_WRLCK);
 		}
diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c
index acd7f8d0236..bd213b5326d 100644
--- a/xlators/cluster/afr/src/afr.c
+++ b/xlators/cluster/afr/src/afr.c
@@ -1173,8 +1173,8 @@ afr_inodelk_cbk (call_frame_t *frame, void *cookie,
 
 
 int32_t
-afr_inodelk (call_frame_t *frame, xlator_t *this, loc_t *loc,
-	     int32_t cmd, struct flock *flock)
+afr_inodelk (call_frame_t *frame, xlator_t *this, 
+             const char *volume, loc_t *loc, int32_t cmd, struct flock *flock)
 {
 	afr_private_t *priv = NULL;
 	afr_local_t *local  = NULL;
@@ -1208,7 +1208,7 @@ afr_inodelk (call_frame_t *frame, xlator_t *this, loc_t *loc,
 			STACK_WIND (frame, afr_inodelk_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->inodelk,
-				    loc, cmd, flock);
+				    volume, loc, cmd, flock);
 
 			if (!--call_count)
 				break;
@@ -1254,8 +1254,8 @@ afr_finodelk_cbk (call_frame_t *frame, void *cookie,
 
 
 int32_t
-afr_finodelk (call_frame_t *frame, xlator_t *this, fd_t *fd,
-	      int32_t cmd, struct flock *flock)
+afr_finodelk (call_frame_t *frame, xlator_t *this, 
+              const char *volume, fd_t *fd, int32_t cmd, struct flock *flock)
 {
 	afr_private_t *priv = NULL;
 	afr_local_t *local  = NULL;
@@ -1289,7 +1289,7 @@ afr_finodelk (call_frame_t *frame, xlator_t *this, fd_t *fd,
 			STACK_WIND (frame, afr_finodelk_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->finodelk,
-				    fd, cmd, flock);
+				    volume, fd, cmd, flock);
 
 			if (!--call_count)
 				break;
@@ -1335,7 +1335,8 @@ afr_entrylk_cbk (call_frame_t *frame, void *cookie,
 
 
 int32_t
-afr_entrylk (call_frame_t *frame, xlator_t *this, loc_t *loc,
+afr_entrylk (call_frame_t *frame, xlator_t *this, 
+             const char *volume, loc_t *loc,
 	     const char *basename, entrylk_cmd cmd, entrylk_type type)
 {
 	afr_private_t *priv = NULL;
@@ -1370,7 +1371,7 @@ afr_entrylk (call_frame_t *frame, xlator_t *this, loc_t *loc,
 			STACK_WIND (frame, afr_entrylk_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->entrylk,
-				    loc, basename, cmd, type);
+				    volume, loc, basename, cmd, type);
 
 			if (!--call_count)
 				break;
@@ -1417,7 +1418,8 @@ afr_fentrylk_cbk (call_frame_t *frame, void *cookie,
 
 
 int32_t
-afr_fentrylk (call_frame_t *frame, xlator_t *this, fd_t *fd,
+afr_fentrylk (call_frame_t *frame, xlator_t *this, 
+              const char *volume, fd_t *fd,
 	      const char *basename, entrylk_cmd cmd, entrylk_type type)
 {
 	afr_private_t *priv = NULL;
@@ -1452,7 +1454,7 @@ afr_fentrylk (call_frame_t *frame, xlator_t *this, fd_t *fd,
 			STACK_WIND (frame, afr_fentrylk_cbk,
 				    priv->children[i],
 				    priv->children[i]->fops->fentrylk,
-				    fd, basename, cmd, type);
+				    volume, fd, basename, cmd, type);
 
 			if (!--call_count)
 				break;
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c
index 6d97f8f7a4d..27bac7627f7 100644
--- a/xlators/cluster/dht/src/dht-common.c
+++ b/xlators/cluster/dht/src/dht-common.c
@@ -3163,7 +3163,7 @@ dht_inodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 dht_inodelk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, int32_t cmd, struct flock *lock)
+	     const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
 	xlator_t     *subvol = NULL;
         int           op_errno = -1;
@@ -3198,7 +3198,7 @@ dht_inodelk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame,
 		    dht_inodelk_cbk,
 		    subvol, subvol->fops->inodelk,
-		    loc, cmd, lock);
+		    volume, loc, cmd, lock);
 
 	return 0;
 
@@ -3222,7 +3222,7 @@ dht_finodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 dht_finodelk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, int32_t cmd, struct flock *lock)
+	      const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
 	xlator_t     *subvol = NULL;
         int           op_errno = -1;
@@ -3243,7 +3243,7 @@ dht_finodelk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame,
 		    dht_finodelk_cbk,
 		    subvol, subvol->fops->finodelk,
-		    fd, cmd, lock);
+		    this->name, fd, cmd, lock);
 
 	return 0;
 
@@ -3266,7 +3266,7 @@ dht_entrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 dht_entrylk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, const char *basename,
+	     const char *volume, loc_t *loc, const char *basename,
 	     entrylk_cmd cmd, entrylk_type type)
 {
 	xlator_t     *subvol = NULL;
@@ -3300,7 +3300,7 @@ dht_entrylk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, dht_entrylk_cbk,
 		    subvol, subvol->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 
 	return 0;
 
@@ -3322,7 +3322,7 @@ dht_fentrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 dht_fentrylk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, const char *basename,
+	      const char *volume, fd_t *fd, const char *basename,
 	      entrylk_cmd cmd, entrylk_type type)
 {
 	xlator_t     *subvol = NULL;
@@ -3342,7 +3342,7 @@ dht_fentrylk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, dht_fentrylk_cbk,
 		    subvol, subvol->fops->fentrylk,
-		    fd, basename, cmd, type);
+		    volume, fd, basename, cmd, type);
 
 	return 0;
 
diff --git a/xlators/cluster/ha/src/ha.c b/xlators/cluster/ha/src/ha.c
index b8670ecfb14..7e25f6c11c9 100644
--- a/xlators/cluster/ha/src/ha.c
+++ b/xlators/cluster/ha/src/ha.c
@@ -2933,6 +2933,7 @@ ha_inode_entry_lk_cbk (call_frame_t *frame,
 int32_t
 ha_inodelk (call_frame_t *frame,
 	    xlator_t *this,
+            const char *volume,
 	    loc_t *loc,
 	    int32_t cmd,
 	    struct flock *lock)
@@ -2946,13 +2947,15 @@ ha_inodelk (call_frame_t *frame,
 		goto err;
 	}
 	local = frame->local;
-	local->stub = fop_inodelk_stub (frame, ha_inodelk, loc, cmd, lock);
+	local->stub = fop_inodelk_stub (frame, ha_inodelk, volume,
+                                        loc, cmd, lock);
 	STACK_WIND_COOKIE (frame,
 			   ha_inode_entry_lk_cbk,
 			   (void *)(long)local->active,
 			   HA_ACTIVE_CHILD(this, local),
 			   HA_ACTIVE_CHILD(this, local)->fops->inodelk,
-			   loc,
+			   volume,
+                           loc,
 			   cmd,
 			   lock);
 	return 0;
@@ -2964,6 +2967,7 @@ err:
 int32_t
 ha_entrylk (call_frame_t *frame,
 	    xlator_t *this,
+            const char *volume,
 	    loc_t *loc,
 	    const char *basename,
 	    entrylk_cmd cmd,
@@ -2978,13 +2982,14 @@ ha_entrylk (call_frame_t *frame,
 		goto err;
 	}
 	local = frame->local;
-	local->stub = fop_entrylk_stub (frame, ha_entrylk, loc, basename, cmd, type);
+	local->stub = fop_entrylk_stub (frame, ha_entrylk, volume,
+                                        loc, basename, cmd, type);
 	STACK_WIND_COOKIE (frame,
 			   ha_inode_entry_lk_cbk,
 			   (void *)(long)local->active,
 			   HA_ACTIVE_CHILD(this, local),
 			   HA_ACTIVE_CHILD(this, local)->fops->entrylk,
-			   loc, basename, cmd, type);
+			   volume, loc, basename, cmd, type);
 	return 0;
 err:
 	STACK_UNWIND (frame, -1, op_errno);
diff --git a/xlators/cluster/map/src/map.c b/xlators/cluster/map/src/map.c
index c44b24ce5b2..f4859ee7199 100644
--- a/xlators/cluster/map/src/map.c
+++ b/xlators/cluster/map/src/map.c
@@ -1053,7 +1053,7 @@ map_lk (call_frame_t *frame,
 
 int32_t
 map_inodelk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, int32_t cmd, struct flock *lock)
+	     const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
 	int32_t op_errno = 1;
 	xlator_t *subvol   = NULL;
@@ -1074,7 +1074,7 @@ map_inodelk (call_frame_t *frame, xlator_t *this,
 		    default_inodelk_cbk,
 		    subvol,
 		    subvol->fops->inodelk,
-		    loc, cmd, lock);
+		    volume, loc, cmd, lock);
 	return 0;
  err:
 	STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1085,7 +1085,7 @@ map_inodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 map_finodelk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, int32_t cmd, struct flock *lock)
+	      const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
 	int32_t op_errno = 1;
 	xlator_t *subvol   = NULL;
@@ -1105,7 +1105,7 @@ map_finodelk (call_frame_t *frame, xlator_t *this,
 		    default_finodelk_cbk,
 		    subvol,
 		    subvol->fops->finodelk,
-		    fd, cmd, lock);
+		    volume, fd, cmd, lock);
 	return 0;
  err:
 	STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1115,7 +1115,7 @@ map_finodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 map_entrylk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, const char *basename,
+	     const char *volume, loc_t *loc, const char *basename,
 	     entrylk_cmd cmd, entrylk_type type)
 {
 	int32_t op_errno = 1;
@@ -1136,7 +1136,7 @@ map_entrylk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame, default_entrylk_cbk,
 		    subvol,
 		    subvol->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 	return 0;
  err:
 	STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1146,7 +1146,7 @@ map_entrylk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 map_fentrylk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, const char *basename,
+	      const char *volume, fd_t *fd, const char *basename,
 	      entrylk_cmd cmd, entrylk_type type)
 {
 	int32_t op_errno = 1;
@@ -1166,7 +1166,7 @@ map_fentrylk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame, default_fentrylk_cbk,
 		    subvol,
 		    subvol->fops->fentrylk,
-		    fd, basename, cmd, type);
+		    volume, fd, basename, cmd, type);
 	return 0;
  err:
 	STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
diff --git a/xlators/cluster/unify/src/unify.c b/xlators/cluster/unify/src/unify.c
index 6455b4f072d..5122a006173 100644
--- a/xlators/cluster/unify/src/unify.c
+++ b/xlators/cluster/unify/src/unify.c
@@ -3894,7 +3894,7 @@ unify_finodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
  */
 int
 unify_finodelk (call_frame_t *frame, xlator_t *this,
-		fd_t *fd, int cmd, struct flock *flock)
+		const char *volume, fd_t *fd, int cmd, struct flock *flock)
 {
 	UNIFY_CHECK_FD_CTX_AND_UNWIND_ON_ERR (fd);
 	xlator_t *child = NULL;
@@ -3905,7 +3905,7 @@ unify_finodelk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, unify_finodelk_cbk,
 		    child, child->fops->finodelk,
-		    fd, cmd, flock);
+		    volume, fd, cmd, flock);
 
 	return 0;
 }
@@ -3928,7 +3928,7 @@ unify_fentrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
  */
 int
 unify_fentrylk (call_frame_t *frame, xlator_t *this,
-		fd_t *fd, const char *basename,
+		const char *volume, fd_t *fd, const char *basename,
 		entrylk_cmd cmd, entrylk_type type)
 		
 {
@@ -3941,7 +3941,7 @@ unify_fentrylk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, unify_fentrylk_cbk,
 		    child, child->fops->fentrylk,
-		    fd, basename, cmd, type);
+		    volume, fd, basename, cmd, type);
 
 	return 0;
 }
@@ -3998,7 +3998,7 @@ unify_inodelk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
  */
 int
 unify_inodelk (call_frame_t *frame, xlator_t *this,
-	       loc_t *loc, int cmd, struct flock *flock)
+	       const char *volume, loc_t *loc, int cmd, struct flock *flock)
 {
 	xlator_t *child = NULL;
 
@@ -4006,7 +4006,7 @@ unify_inodelk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, unify_inodelk_cbk,
 		    child, child->fops->inodelk,
-		    loc, cmd, flock);
+		    volume, loc, cmd, flock);
 
 	return 0;
 }
@@ -4029,7 +4029,7 @@ unify_entrylk_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
  */
 int
 unify_entrylk (call_frame_t *frame, xlator_t *this,
-	       loc_t *loc, const char *basename,
+	       const char *volume, loc_t *loc, const char *basename,
 	       entrylk_cmd cmd, entrylk_type type)
 		
 {
@@ -4039,7 +4039,7 @@ unify_entrylk (call_frame_t *frame, xlator_t *this,
 
 	STACK_WIND (frame, unify_entrylk_cbk,
 		    child, child->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 
 	return 0;
 }
diff --git a/xlators/debug/error-gen/src/error-gen.c b/xlators/debug/error-gen/src/error-gen.c
index 2be30cb6c98..f013023a51b 100644
--- a/xlators/debug/error-gen/src/error-gen.c
+++ b/xlators/debug/error-gen/src/error-gen.c
@@ -1414,7 +1414,8 @@ error_gen_inodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 error_gen_inodelk (call_frame_t *frame, xlator_t *this,
-		   loc_t *loc, int32_t cmd, struct flock *lock)
+		   const char *volume, loc_t *loc, int32_t cmd, 
+                   struct flock *lock)
 {
 	int op_errno = 0;
 	op_errno = error_gen(this);
@@ -1428,7 +1429,7 @@ error_gen_inodelk (call_frame_t *frame, xlator_t *this,
 		    error_gen_inodelk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->inodelk,
-		    loc, cmd, lock);
+		    volume, loc, cmd, lock);
 	return 0;
 }
 
@@ -1445,7 +1446,8 @@ error_gen_finodelk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 error_gen_finodelk (call_frame_t *frame, xlator_t *this,
-		    fd_t *fd, int32_t cmd, struct flock *lock)
+		    const char *volume, fd_t *fd, int32_t cmd, 
+                    struct flock *lock)
 {
 	int op_errno = 0;
 	op_errno = error_gen(this);
@@ -1459,7 +1461,7 @@ error_gen_finodelk (call_frame_t *frame, xlator_t *this,
 		    error_gen_finodelk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->finodelk,
-		    fd, cmd, lock);
+		    volume, fd, cmd, lock);
 	return 0;
 }
 
@@ -1475,7 +1477,7 @@ error_gen_entrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 error_gen_entrylk (call_frame_t *frame, xlator_t *this,
-		   loc_t *loc, const char *basename,
+		   const char *volume, loc_t *loc, const char *basename,
 		   entrylk_cmd cmd, entrylk_type type)
 {
 	int op_errno = 0;
@@ -1489,7 +1491,7 @@ error_gen_entrylk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame, error_gen_entrylk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 	return 0;
 }
 
@@ -1504,7 +1506,7 @@ error_gen_fentrylk_cbk (call_frame_t *frame, void *cookie,
 
 int32_t
 error_gen_fentrylk (call_frame_t *frame, xlator_t *this,
-		    fd_t *fd, const char *basename,
+		    const char *volume, fd_t *fd, const char *basename,
 		    entrylk_cmd cmd, entrylk_type type)
 {
 	int op_errno = 0;
@@ -1518,7 +1520,7 @@ error_gen_fentrylk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame, error_gen_fentrylk_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->fentrylk,
-		    fd, basename, cmd, type);
+		    volume, fd, basename, cmd, type);
 	return 0;
 }
 
diff --git a/xlators/debug/trace/src/trace.c b/xlators/debug/trace/src/trace.c
index ac51b964432..f0f005a7cd3 100644
--- a/xlators/debug/trace/src/trace.c
+++ b/xlators/debug/trace/src/trace.c
@@ -1094,15 +1094,15 @@ trace_inodelk_cbk (call_frame_t *frame,
 
 int32_t
 trace_entrylk (call_frame_t *frame, xlator_t *this,
-	       loc_t *loc, const char *basename,
+	       const char *volume, loc_t *loc, const char *basename,
 	       entrylk_cmd cmd, entrylk_type type)
 {
 	ERR_EINVAL_NORETURN (!this || !loc || !basename);
 
 	if (trace_fop_names[GF_FOP_ENTRYLK].enabled) {  
 		gf_log (this->name, GF_LOG_NORMAL, 
-			"%"PRId64": (loc= {path=%s, ino=%"PRIu64"} basename=%s, cmd=%s, type=%s)",
-			frame->root->unique, loc->path, loc->inode->ino, basename, 
+			"%"PRId64": volume=%s, (loc= {path=%s, ino=%"PRIu64"} basename=%s, cmd=%s, type=%s)",
+			frame->root->unique, volume, loc->path, loc->inode->ino, basename, 
 			((cmd == ENTRYLK_LOCK) ? "ENTRYLK_LOCK" : "ENTRYLK_UNLOCK"), 
 			((type == ENTRYLK_RDLCK) ? "ENTRYLK_RDLCK" : "ENTRYLK_WRLCK"));
 	}
@@ -1111,21 +1111,21 @@ trace_entrylk (call_frame_t *frame, xlator_t *this,
 		    trace_entrylk_cbk,
 		    FIRST_CHILD (this),
 		    FIRST_CHILD (this)->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 	return 0;
 }
 
 int32_t
 trace_inodelk (call_frame_t *frame,
 	       xlator_t *this,
-	       loc_t *loc, int32_t cmd, struct flock *flock)
+	       const char *volume, loc_t *loc, int32_t cmd, struct flock *flock)
 {
 	ERR_EINVAL_NORETURN (!this || !loc);
 
 	if (trace_fop_names[GF_FOP_INODELK].enabled) {  
 		gf_log (this->name, GF_LOG_NORMAL, 
-			"%"PRId64": (loc {path=%s, ino=%"PRIu64"}, cmd=%s)",
-			frame->root->unique, loc->path, loc->inode->ino, 
+			"%"PRId64": volume=%s, (loc {path=%s, ino=%"PRIu64"}, cmd=%s)",
+			frame->root->unique, volume, loc->path, loc->inode->ino, 
 			((cmd == F_SETLK)? "F_SETLK" : "unknown"));
 	}
 
@@ -1133,7 +1133,7 @@ trace_inodelk (call_frame_t *frame,
 		    trace_inodelk_cbk,
 		    FIRST_CHILD (this),
 		    FIRST_CHILD (this)->fops->inodelk,
-		    loc, cmd, flock);
+		    volume, loc, cmd, flock);
 	return 0;
 }
 
@@ -1160,14 +1160,14 @@ trace_finodelk_cbk (call_frame_t *frame,
 int32_t
 trace_finodelk (call_frame_t *frame,
 		xlator_t *this,
-		fd_t *fd, int32_t cmd, struct flock *flock)
+		const char *volume, fd_t *fd, int32_t cmd, struct flock *flock)
 {
 	ERR_EINVAL_NORETURN (!this || !fd);
 
 	if (trace_fop_names[GF_FOP_FINODELK].enabled) {  
 		gf_log (this->name, GF_LOG_NORMAL, 
-			"%"PRId64": (fd=%p, cmd=%s)",
-			frame->root->unique, fd, 
+			"%"PRId64": volume=%s, (fd=%p, cmd=%s)",
+			frame->root->unique, volume, fd, 
 			((cmd == F_SETLK) ? "F_SETLK" : "unknown"));
 	}
 
@@ -1175,7 +1175,7 @@ trace_finodelk (call_frame_t *frame,
 		    trace_finodelk_cbk,
 		    FIRST_CHILD (this),
 		    FIRST_CHILD (this)->fops->finodelk,
-		    fd, cmd, flock);
+		    volume, fd, cmd, flock);
 	return 0;
 }
 
diff --git a/xlators/features/locks/src/internal.c b/xlators/features/locks/src/internal.c
index 985762fb9eb..6bfb627a772 100644
--- a/xlators/features/locks/src/internal.c
+++ b/xlators/features/locks/src/internal.c
@@ -62,7 +62,7 @@ delete_locks_of_transport (pl_inode_t *pinode, transport_t *trans)
 
 int
 pl_inodelk (call_frame_t *frame, xlator_t *this,
-	    loc_t *loc, int32_t cmd, struct flock *flock)
+	    const char *volume, loc_t *loc, int32_t cmd, struct flock *flock)
 {
 	int32_t op_ret   = -1;
 	int32_t op_errno = 0;
@@ -162,7 +162,7 @@ out:
 
 int
 pl_finodelk (call_frame_t *frame, xlator_t *this,
-	     fd_t *fd, int32_t cmd, struct flock *flock)
+	     const char *volume, fd_t *fd, int32_t cmd, struct flock *flock)
 {
 	int32_t op_ret   = -1;
 	int32_t op_errno = 0;
@@ -649,7 +649,7 @@ unlock:
 
 int
 pl_entrylk (call_frame_t *frame, xlator_t *this,
-	    loc_t *loc, const char *basename, 
+	    const char *volume, loc_t *loc, const char *basename, 
 	    entrylk_cmd cmd, entrylk_type type)
 {
 	int32_t op_ret   = -1;
@@ -759,7 +759,7 @@ out:
 
 int
 pl_fentrylk (call_frame_t *frame, xlator_t *this,
-	     fd_t *fd, const char *basename, 
+	     const char *volume, fd_t *fd, const char *basename, 
 	     entrylk_cmd cmd, entrylk_type type)
 {
 	int32_t op_ret   = -1;
diff --git a/xlators/features/locks/src/posix.c b/xlators/features/locks/src/posix.c
index 46d2cb9a003..095b5b288c9 100644
--- a/xlators/features/locks/src/posix.c
+++ b/xlators/features/locks/src/posix.c
@@ -785,20 +785,20 @@ fini (xlator_t *this)
 
 int
 pl_inodelk (call_frame_t *frame, xlator_t *this, 
-	    loc_t *loc, int32_t cmd, struct flock *flock);
+	    const char *volume, loc_t *loc, int32_t cmd, struct flock *flock);
 
 int
 pl_finodelk (call_frame_t *frame, xlator_t *this, 
-	     fd_t *fd, int32_t cmd, struct flock *flock);
+	     const char *volume, fd_t *fd, int32_t cmd, struct flock *flock);
 
 int
 pl_entrylk (call_frame_t *frame, xlator_t *this, 
-	    loc_t *loc, const char *basename, 
+	    const char *volume, loc_t *loc, const char *basename, 
 	    entrylk_cmd cmd, entrylk_type type);
 
 int
 pl_fentrylk (call_frame_t *frame, xlator_t *this, 
-	     fd_t *fd, const char *basename, 
+	     const char *volume, fd_t *fd, const char *basename, 
 	     entrylk_cmd cmd, entrylk_type type);
 
 struct xlator_fops fops = {
diff --git a/xlators/features/path-convertor/src/path.c b/xlators/features/path-convertor/src/path.c
index 293f34177a5..8badef38cd6 100644
--- a/xlators/features/path-convertor/src/path.c
+++ b/xlators/features/path-convertor/src/path.c
@@ -1021,7 +1021,7 @@ path_checksum (call_frame_t *frame,
 
 int32_t
 path_entrylk (call_frame_t *frame, xlator_t *this,
-	      loc_t *loc, const char *basename,
+	      const char *volume, loc_t *loc, const char *basename,
 	      entrylk_cmd cmd, entrylk_type type)
 {
 	char *loc_path = (char *)loc->path;
@@ -1036,7 +1036,7 @@ path_entrylk (call_frame_t *frame, xlator_t *this,
 	STACK_WIND (frame, path_common_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->entrylk,
-		    loc, basename, cmd, type);
+		    volume, loc, basename, cmd, type);
 
 	loc->path = loc_path;	
 	if (tmp_path != loc_path)
@@ -1047,7 +1047,7 @@ path_entrylk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 path_inodelk (call_frame_t *frame, xlator_t *this,
-		 loc_t *loc, int32_t cmd, struct flock *lock)
+              const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
 	char *loc_path = (char *)loc->path;
 	char *tmp_path = NULL;
@@ -1062,7 +1062,7 @@ path_inodelk (call_frame_t *frame, xlator_t *this,
 		    path_common_cbk,
 		    FIRST_CHILD(this),
 		    FIRST_CHILD(this)->fops->inodelk,
-		    loc, cmd, lock);
+		    volume, loc, cmd, lock);
 
 	loc->path = loc_path;	
 	if (tmp_path != loc_path)
diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c
index 58eba01ed0b..1d3fbfec783 100644
--- a/xlators/protocol/client/src/client-protocol.c
+++ b/xlators/protocol/client/src/client-protocol.c
@@ -3253,6 +3253,7 @@ unwind:
 int32_t
 client_inodelk (call_frame_t *frame,
 		xlator_t *this,
+                const char *volume,
 		loc_t *loc,
 		int32_t cmd,
 		struct flock *flock)
@@ -3265,6 +3266,7 @@ client_inodelk (call_frame_t *frame,
 	int32_t gf_type = 0;
 	ino_t   ino  = 0;
 	size_t  pathlen = 0;
+        size_t  vollen  = 0;
 	client_conf_t *conf = this->private;
 
 	if (conf->child) {
@@ -3273,12 +3275,14 @@ client_inodelk (call_frame_t *frame,
 			    default_inodelk_cbk,
 			    conf->child,
 			    conf->child->fops->inodelk,
-			    loc, cmd, flock);
+			    volume, loc, cmd, flock);
 		
 		return 0;
 	}
 
 	pathlen = STRLEN_0(loc->path);
+        vollen  = STRLEN_0(volume);
+
 	ino = this_ino_get (loc, this, GF_CLIENT_INODE_SELF);
 
 	if (cmd == F_GETLK || cmd == F_GETLK64)
@@ -3305,13 +3309,14 @@ client_inodelk (call_frame_t *frame,
 		break;
 	}
 
-	hdrlen = gf_hdr_len (req, pathlen);
-	hdr    = gf_hdr_new (req, pathlen);
+	hdrlen = gf_hdr_len (req, pathlen + vollen);
+	hdr    = gf_hdr_new (req, pathlen + vollen);
 	GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
 
 	req    = gf_param (hdr);
 
 	strcpy (req->path, loc->path);
+        strcpy (req->path + pathlen, volume);
 
 	req->ino  = hton64 (ino);
 
@@ -3349,6 +3354,7 @@ unwind:
 int32_t
 client_finodelk (call_frame_t *frame,
 		 xlator_t *this,
+                 const char *volume,
 		 fd_t *fd,
 		 int32_t cmd,
 		 struct flock *flock)
@@ -3357,6 +3363,7 @@ client_finodelk (call_frame_t *frame,
 	gf_hdr_common_t *hdr = NULL;
 	gf_fop_finodelk_req_t *req = NULL;
 	size_t hdrlen = 0;
+        size_t vollen = 0;
 	int32_t gf_cmd = 0;
 	int32_t gf_type = 0;
 	int64_t remote_fd = -1;
@@ -3368,11 +3375,13 @@ client_finodelk (call_frame_t *frame,
 			    default_finodelk_cbk,
 			    conf->child,
 			    conf->child->fops->finodelk,
-			    fd, cmd, flock);
+			    volume, fd, cmd, flock);
 		
 		return 0;
 	}
 
+        vollen = STRLEN_0(volume);
+
 	ret = this_fd_get (fd, this, &remote_fd);
 	if (ret == -1) {
 		gf_log (this->name, GF_LOG_DEBUG,
@@ -3406,12 +3415,14 @@ client_finodelk (call_frame_t *frame,
 		break;
 	}
 
-	hdrlen = gf_hdr_len (req, 0);
-	hdr    = gf_hdr_new (req, 0);
+	hdrlen = gf_hdr_len (req, vollen);
+	hdr    = gf_hdr_new (req, vollen);
 	GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
 
 	req    = gf_param (hdr);
 
+        strcpy (req->volume, volume);
+
 	req->fd = hton64 (remote_fd);
 
 	req->cmd  = hton32 (gf_cmd);
@@ -3436,6 +3447,7 @@ unwind:
 int32_t
 client_entrylk (call_frame_t *frame,
 		xlator_t *this,
+                const char *volume,
 		loc_t *loc,
 		const char *name,
 		entrylk_cmd cmd,
@@ -3444,6 +3456,7 @@ client_entrylk (call_frame_t *frame,
 	gf_hdr_common_t *hdr = NULL;
 	gf_fop_entrylk_req_t *req = NULL;
 	size_t pathlen = 0;
+        size_t vollen  = 0;
 	size_t hdrlen = -1;
 	int ret = -1;
 	ino_t ino = 0;
@@ -3455,19 +3468,21 @@ client_entrylk (call_frame_t *frame,
 		STACK_WIND (frame, default_entrylk_cbk,
 			    conf->child,
 			    conf->child->fops->entrylk,
-			    loc, name, cmd, type);
+			    volume, loc, name, cmd, type);
 		
 		return 0;
 	}
 
 	pathlen = STRLEN_0(loc->path);
+        vollen  = STRLEN_0(volume);
+
 	if (name)
 		namelen = STRLEN_0(name);
 
 	ino = this_ino_get (loc, this, GF_CLIENT_INODE_SELF);
 
-	hdrlen = gf_hdr_len (req, pathlen + namelen);
-	hdr    = gf_hdr_new (req, pathlen + namelen);
+	hdrlen = gf_hdr_len (req, pathlen + vollen + namelen);
+	hdr    = gf_hdr_new (req, pathlen + vollen + namelen);
 	GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
 
 	req    = gf_param (hdr);
@@ -3478,6 +3493,7 @@ client_entrylk (call_frame_t *frame,
 	strcpy (req->path, loc->path);
 	if (name)
 		strcpy (req->name + pathlen, name);
+        strcpy (req->volume + pathlen + namelen, volume);
 
 	req->cmd  = hton32 (cmd);
 	req->type = hton32 (type);
@@ -3501,6 +3517,7 @@ unwind:
 int32_t
 client_fentrylk (call_frame_t *frame,
 		 xlator_t *this,
+                 const char *volume,
 		 fd_t *fd,
 		 const char *name,
 		 entrylk_cmd cmd,
@@ -3509,6 +3526,7 @@ client_fentrylk (call_frame_t *frame,
 	gf_hdr_common_t *hdr = NULL;
 	gf_fop_fentrylk_req_t *req = NULL;
 	int64_t remote_fd = -1;
+        size_t vollen  = 0;
 	size_t namelen = 0;
 	size_t hdrlen = -1;
 	int ret = -1;
@@ -3519,7 +3537,7 @@ client_fentrylk (call_frame_t *frame,
 		STACK_WIND (frame, default_fentrylk_cbk,
 			    conf->child,
 			    conf->child->fops->fentrylk,
-			    fd, name, cmd, type);
+			    volume, fd, name, cmd, type);
 		
 		return 0;
 	}
@@ -3527,6 +3545,8 @@ client_fentrylk (call_frame_t *frame,
 	if (name)
 		namelen = STRLEN_0(name);
 
+        vollen = STRLEN_0(volume);
+
 	ret = this_fd_get (fd, this, &remote_fd);
 	if (ret == -1) {
 		gf_log (this->name, GF_LOG_DEBUG,
@@ -3536,8 +3556,8 @@ client_fentrylk (call_frame_t *frame,
 		return 0;
 	}
 
-	hdrlen = gf_hdr_len (req, namelen);
-	hdr    = gf_hdr_new (req, namelen);
+	hdrlen = gf_hdr_len (req, namelen + vollen);
+	hdr    = gf_hdr_new (req, namelen + vollen);
 	GF_VALIDATE_OR_GOTO(this->name, hdr, unwind);
 
 	req    = gf_param (hdr);
@@ -3548,6 +3568,8 @@ client_fentrylk (call_frame_t *frame,
 	if (name)
 		strcpy (req->name, name);
 
+        strcpy (req->volume + namelen, volume);
+
 	req->cmd  = hton32 (cmd);
 	req->type = hton32 (type);
 
diff --git a/xlators/protocol/server/src/server-helpers.c b/xlators/protocol/server/src/server-helpers.c
index ebe00829f4a..1fa400d5fab 100644
--- a/xlators/protocol/server/src/server-helpers.c
+++ b/xlators/protocol/server/src/server-helpers.c
@@ -223,6 +223,7 @@ server_copy_frame (call_frame_t *frame)
 
 int32_t
 gf_add_locker (struct _lock_table *table,
+               const char *volume,
 	       loc_t *loc,
 	       fd_t *fd,
 	       pid_t pid)
@@ -239,6 +240,8 @@ gf_add_locker (struct _lock_table *table,
 	}
 	INIT_LIST_HEAD (&new->lockers);
 
+        new->volume = strdup (volume);
+
 	if (fd == NULL) {
 		loc_copy (&new->loc, loc);
 		dir = S_ISDIR (new->loc.inode->st_mode);
@@ -263,6 +266,7 @@ out:
 
 int32_t
 gf_del_locker (struct _lock_table *table,
+               const char *volume,
 	       loc_t *loc,
 	       fd_t *fd,
 	       pid_t pid)
@@ -292,12 +296,14 @@ gf_del_locker (struct _lock_table *table,
 		list_for_each_entry_safe (locker, tmp, head, lockers) {
 			if (locker->fd &&
 			    fd &&
-			    (locker->fd == fd) && (locker->pid == pid)) {
+			    (locker->fd == fd) && (locker->pid == pid)
+                            && !strcmp (locker->volume, volume)) {
 				list_move_tail (&locker->lockers, &del);
 			} else if (locker->loc.inode && 
 				   loc &&
 				   (locker->loc.inode == loc->inode) &&
-				   (locker->pid == pid)) {
+				   (locker->pid == pid) 
+                                   && !strcmp (locker->volume, volume)) {
 				list_move_tail (&locker->lockers, &del);
 			}
 		}
@@ -314,6 +320,7 @@ gf_del_locker (struct _lock_table *table,
 		else
 			loc_wipe (&locker->loc);
 
+                free (locker->volume);
 		free (locker);
 	}
 
@@ -453,16 +460,20 @@ server_connection_destroy (xlator_t *this, server_connection_t *conn)
 				STACK_WIND (tmp_frame, server_nop_cbk,
 					    bound_xl,
 					    bound_xl->fops->finodelk,
+                                            locker->volume,
 					    locker->fd, F_SETLK, &flock);
 				fd_unref (locker->fd);
 			} else {
 				STACK_WIND (tmp_frame, server_nop_cbk,
 					    bound_xl,
 					    bound_xl->fops->inodelk,
+                                            locker->volume,
 					    &(locker->loc), F_SETLK, &flock);
 				loc_wipe (&locker->loc);
 			}
 
+                        free (locker->volume);
+
 			list_del_init (&locker->lockers);
 			free (locker);
 		}
@@ -479,6 +490,7 @@ server_connection_destroy (xlator_t *this, server_connection_t *conn)
 				STACK_WIND (tmp_frame, server_nop_cbk,
 					    bound_xl,
 					    bound_xl->fops->fentrylk,
+                                            locker->volume,
 					    locker->fd, NULL, 
 					    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 				fd_unref (locker->fd);
@@ -486,11 +498,14 @@ server_connection_destroy (xlator_t *this, server_connection_t *conn)
 				STACK_WIND (tmp_frame, server_nop_cbk,
 					    bound_xl,
 					    bound_xl->fops->entrylk,
+                                            locker->volume,
 					    &(locker->loc), NULL, 
 					    ENTRYLK_UNLOCK, ENTRYLK_WRLCK);
 				loc_wipe (&locker->loc);
 			}
 
+                        free (locker->volume);
+
 			list_del_init (&locker->lockers);
 			free (locker);
 		}
diff --git a/xlators/protocol/server/src/server-helpers.h b/xlators/protocol/server/src/server-helpers.h
index 3fea9f66776..eb26de84f86 100644
--- a/xlators/protocol/server/src/server-helpers.h
+++ b/xlators/protocol/server/src/server-helpers.h
@@ -60,13 +60,13 @@ void free_state (server_state_t *state);
 void server_loc_wipe (loc_t *loc);
 
 int32_t
-gf_add_locker (struct _lock_table *table,
+gf_add_locker (struct _lock_table *table, const char *volume,
 	       loc_t *loc,
 	       fd_t *fd,
 	       pid_t pid);
 
 int32_t
-gf_del_locker (struct _lock_table *table,
+gf_del_locker (struct _lock_table *table, const char *volume,
 	       loc_t *loc,
 	       fd_t *fd,
 	       pid_t pid);
diff --git a/xlators/protocol/server/src/server-protocol.c b/xlators/protocol/server/src/server-protocol.c
index 0a3e3e0110b..1153a545100 100644
--- a/xlators/protocol/server/src/server-protocol.c
+++ b/xlators/protocol/server/src/server-protocol.c
@@ -362,10 +362,10 @@ server_inodelk_cbk (call_frame_t *frame, void *cookie,
 
 	if (op_ret >= 0) {
 		if (state->flock.l_type == F_UNLCK)
-			gf_del_locker (conn->ltable,
+			gf_del_locker (conn->ltable, state->volume,
 				       &state->loc, NULL, frame->root->pid);
 		else
-			gf_add_locker (conn->ltable,
+			gf_add_locker (conn->ltable, state->volume,
 				       &state->loc, NULL, frame->root->pid);
 	} else if (op_errno != ENOSYS) {
 		gf_log (this->name, GF_LOG_DEBUG,
@@ -409,11 +409,13 @@ server_finodelk_cbk (call_frame_t *frame, void *cookie,
 
 	if (op_ret >= 0) {
 		if (state->flock.l_type == F_UNLCK)
-			gf_del_locker (conn->ltable,
-				       NULL, state->fd, frame->root->pid);
+			gf_del_locker (conn->ltable, state->volume,
+				       NULL, state->fd, 
+                                       frame->root->pid);
 		else
-			gf_add_locker (conn->ltable,
-				       NULL, state->fd, frame->root->pid);
+			gf_add_locker (conn->ltable, state->volume,
+				       NULL, state->fd, 
+                                       frame->root->pid);
 	} else if (op_errno != ENOSYS) {
 		gf_log (this->name, GF_LOG_DEBUG,
 			"%"PRId64": FINODELK %"PRId64" (%"PRId64") ==> %"PRId32" (%s)",
@@ -465,10 +467,10 @@ server_entrylk_cbk (call_frame_t *frame, void *cookie,
 
 	if (op_ret >= 0) {
 		if (state->cmd == ENTRYLK_UNLOCK)
-			gf_del_locker (conn->ltable,
+			gf_del_locker (conn->ltable, state->volume,
 				       &state->loc, NULL, frame->root->pid);
 		else
-			gf_add_locker (conn->ltable,
+			gf_add_locker (conn->ltable, state->volume,
 				       &state->loc, NULL, frame->root->pid);
 	} else if (op_errno != ENOSYS) {
 		gf_log (this->name, GF_LOG_DEBUG,
@@ -511,10 +513,10 @@ server_fentrylk_cbk (call_frame_t *frame, void *cookie,
 	if (op_ret >= 0) {
 		state = CALL_STATE(frame);
 		if (state->cmd == ENTRYLK_UNLOCK)
-			gf_del_locker (conn->ltable,
+			gf_del_locker (conn->ltable, state->volume,
 				       NULL, state->fd, frame->root->pid);
 		else
-			gf_add_locker (conn->ltable,
+			gf_add_locker (conn->ltable, state->volume,
 				       NULL, state->fd, frame->root->pid);
 	} else if (op_errno != ENOSYS) {
 		gf_log (this->name, GF_LOG_DEBUG,
@@ -6024,7 +6026,7 @@ server_utimens (call_frame_t *frame,
 int32_t
 server_inodelk_resume (call_frame_t *frame,
 		       xlator_t *this,
-		       loc_t *loc, int32_t cmd,
+		       const char *volume, loc_t *loc, int32_t cmd,
 		       struct flock *flock)
 {
 	server_state_t *state = NULL;
@@ -6046,7 +6048,7 @@ server_inodelk_resume (call_frame_t *frame,
  		    server_inodelk_cbk,
  		    BOUND_XL(frame),
  		    BOUND_XL(frame)->fops->inodelk,
- 		    loc, cmd, flock);
+ 		    volume, loc, cmd, flock);
  	return 0;
 
 }
@@ -6062,6 +6064,7 @@ server_inodelk (call_frame_t *frame,
  	gf_fop_inodelk_req_t *req = NULL;
  	server_state_t *state = NULL;
 	size_t pathlen = 0;
+        size_t vollen  = 0;
 
  	req   = gf_param (hdr);
  	state = CALL_STATE(frame);
@@ -6082,8 +6085,10 @@ server_inodelk (call_frame_t *frame,
 		state->type = ntoh32 (req->type);
 
 		pathlen = STRLEN_0(req->path);
+                vollen  = STRLEN_0(req->volume + vollen);
 
 		state->path = req->path;
+                state->volume = req->volume + vollen; 
 		state->ino  = ntoh64 (req->ino);
 
 		gf_flock_to_flock (&req->flock, &state->flock);
@@ -6107,7 +6112,8 @@ server_inodelk (call_frame_t *frame,
 
  	inodelk_stub = fop_inodelk_stub (frame,
 					 server_inodelk_resume,
-					 &state->loc, state->cmd, &state->flock);
+					 state->volume, &state->loc, 
+                                         state->cmd, &state->flock);
 
 	if ((state->loc.parent == NULL) ||
 	    (state->loc.inode == NULL)) {
@@ -6129,12 +6135,14 @@ server_finodelk (call_frame_t *frame,
  	gf_fop_finodelk_req_t *req = NULL;
  	server_state_t *state = NULL;
 	server_connection_t *conn = NULL;
-	
+
 	conn = SERVER_CONNECTION(frame);
 
  	req   = gf_param (hdr);
  	state = CALL_STATE(frame);
 	{
+                state->volume = req->volume;
+
 		state->fd_no = ntoh64 (req->fd);
 		if (state->fd_no >= 0)
 			state->fd = gf_fd_fdptr_get (conn->fdtable, 
@@ -6188,7 +6196,7 @@ server_finodelk (call_frame_t *frame,
 	STACK_WIND (frame, server_finodelk_cbk,
 		    BOUND_XL(frame), 
 		    BOUND_XL(frame)->fops->finodelk,
-		    state->fd, state->cmd, &state->flock);
+		    state->volume, state->fd, state->cmd, &state->flock);
  	return 0;
 }
   
@@ -6196,7 +6204,7 @@ server_finodelk (call_frame_t *frame,
 int32_t
 server_entrylk_resume (call_frame_t *frame,
 		       xlator_t *this,
-		       loc_t *loc, const char *name,
+		       const char *volume, loc_t *loc, const char *name,
 		       entrylk_cmd cmd, entrylk_type type)
 {
 	server_state_t *state = NULL;
@@ -6218,7 +6226,7 @@ server_entrylk_resume (call_frame_t *frame,
  		    server_entrylk_cbk,
  		    BOUND_XL(frame),
  		    BOUND_XL(frame)->fops->entrylk,
- 		    loc, name, cmd, type);
+ 		    volume, loc, name, cmd, type);
  	return 0;
 
 }
@@ -6242,6 +6250,7 @@ server_entrylk (call_frame_t *frame,
  	call_stub_t *entrylk_stub = NULL;
 	size_t pathlen = 0;
 	size_t namelen = 0;
+        size_t vollen  = 0;
 
  	req   = gf_param (hdr);
  	state = CALL_STATE(frame);
@@ -6254,6 +6263,9 @@ server_entrylk (call_frame_t *frame,
 		if (namelen)
 			state->name = req->name + pathlen;
 
+                vollen = STRLEN_0(req->volume + pathlen + namelen);
+                state->volume = req->volume + pathlen + namelen;
+
 		state->cmd  = ntoh32 (req->cmd);
 		state->type = ntoh32 (req->type);
 	}
@@ -6264,6 +6276,7 @@ server_entrylk (call_frame_t *frame,
 
   	entrylk_stub = fop_entrylk_stub (frame,
 					 server_entrylk_resume,
+                                         state->volume,
 					 &state->loc, state->name, state->cmd,
 					 state->type);
 
@@ -6287,6 +6300,7 @@ server_fentrylk (call_frame_t *frame,
  	gf_fop_fentrylk_req_t *req = NULL;
  	server_state_t *state = NULL;
 	size_t  namelen = 0;
+        size_t  vollen  = 0;
 	server_connection_t *conn = NULL;
 	
 	conn = SERVER_CONNECTION(frame);
@@ -6305,6 +6319,9 @@ server_fentrylk (call_frame_t *frame,
 		
 		if (namelen)
 			state->name = req->name;
+                
+                vollen = STRLEN_0(req->volume + namelen);
+                state->volume = req->volume + namelen;
 	}
 
 	if (state->fd == NULL) {
@@ -6324,7 +6341,8 @@ server_fentrylk (call_frame_t *frame,
 	STACK_WIND (frame, server_fentrylk_cbk,
 		    BOUND_XL(frame), 
 		    BOUND_XL(frame)->fops->fentrylk,
-		    state->fd, state->name, state->cmd, state->type);
+		    state->volume, state->fd, state->name, 
+                    state->cmd, state->type);
  	return 0;
 }
 
diff --git a/xlators/protocol/server/src/server-protocol.h b/xlators/protocol/server/src/server-protocol.h
index 30ccb91e756..f00b584fb25 100644
--- a/xlators/protocol/server/src/server-protocol.h
+++ b/xlators/protocol/server/src/server-protocol.h
@@ -42,6 +42,7 @@ typedef struct _server_state server_state_t;
 
 struct _locker {
 	struct list_head  lockers;
+        char             *volume;
 	loc_t             loc;
 	fd_t             *fd;
 	pid_t             pid;
@@ -138,6 +139,7 @@ struct _server_state {
 	struct flock      flock;
 	struct timespec   tv[2];
 	char             *resolved;
+        const char       *volume;
 };
 
 
diff --git a/xlators/storage/bdb/src/bdb.c b/xlators/storage/bdb/src/bdb.c
index 91af98003bf..6044ef47371 100644
--- a/xlators/storage/bdb/src/bdb.c
+++ b/xlators/storage/bdb/src/bdb.c
@@ -2959,7 +2959,7 @@ out:
 
 int32_t 
 bdb_inodelk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, int32_t cmd, struct flock *lock)
+	     const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
         frame->root->rsp_refs = NULL;
 
@@ -2973,7 +2973,7 @@ bdb_inodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t 
 bdb_finodelk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, int32_t cmd, struct flock *lock)
+	      const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
         frame->root->rsp_refs = NULL;
 
@@ -2987,8 +2987,8 @@ bdb_finodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t 
 bdb_entrylk (call_frame_t *frame, xlator_t *this,
-	     loc_t *loc, const char *basename, entrylk_cmd cmd, 
-	     entrylk_type type)
+	     const char *volume, loc_t *loc, const char *basename, 
+             entrylk_cmd cmd, entrylk_type type)
 {
         frame->root->rsp_refs = NULL;
 
@@ -3002,8 +3002,8 @@ bdb_entrylk (call_frame_t *frame, xlator_t *this,
 
 int32_t 
 bdb_fentrylk (call_frame_t *frame, xlator_t *this,
-	      fd_t *fd, const char *basename, entrylk_cmd cmd, 
-	      entrylk_type type)
+	      const char *volume, fd_t *fd, const char *basename, 
+              entrylk_cmd cmd, entrylk_type type)
 {
         frame->root->rsp_refs = NULL;
 
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c
index 28b6d9ef4bd..657be1edc12 100644
--- a/xlators/storage/posix/src/posix.c
+++ b/xlators/storage/posix/src/posix.c
@@ -3431,7 +3431,7 @@ posix_lk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 posix_inodelk (call_frame_t *frame, xlator_t *this,
-	       loc_t *loc, int32_t cmd, struct flock *lock)
+	       const char *volume, loc_t *loc, int32_t cmd, struct flock *lock)
 {
         frame->root->rsp_refs = NULL;
 
@@ -3445,7 +3445,7 @@ posix_inodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 posix_finodelk (call_frame_t *frame, xlator_t *this,
-		fd_t *fd, int32_t cmd, struct flock *lock)
+		const char *volume, fd_t *fd, int32_t cmd, struct flock *lock)
 {
         frame->root->rsp_refs = NULL;
 
@@ -3460,8 +3460,8 @@ posix_finodelk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 posix_entrylk (call_frame_t *frame, xlator_t *this,
-	       loc_t *loc, const char *basename, entrylk_cmd cmd,
-	       entrylk_type type)
+	       const char *volume, loc_t *loc, const char *basename, 
+               entrylk_cmd cmd, entrylk_type type)
 {
         frame->root->rsp_refs = NULL;
 
@@ -3475,8 +3475,8 @@ posix_entrylk (call_frame_t *frame, xlator_t *this,
 
 int32_t
 posix_fentrylk (call_frame_t *frame, xlator_t *this,
-		fd_t *fd, const char *basename, entrylk_cmd cmd,
-		entrylk_type type)
+		const char *volume, fd_t *fd, const char *basename, 
+                entrylk_cmd cmd, entrylk_type type)
 {
         frame->root->rsp_refs = NULL;