afr/lookup: Pass xattr_req in while doing a selfheal in lookup

We were not passing xattr_req when doing a name self heal
as well as a meta data heal. Because of this, some xdata
was missing which causes i/o errors

Backport of > https://review.gluster.org/#/c/glusterfs/+/23024/
>Change-Id: Ibfb1205a7eb0195632dc3820116ffbbb8043545f
>Fixes: bz#1728770
>Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com>

Fixes: bz#1749307
Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com>
(cherry picked from commit d026f0bcfd301712e4f0671ccf238f43f2e6dd30)

Change-Id: Ibfb1205a7eb0195632dc3820116ffbbb8043545f

3 files changed, 16 insertions, 5 deletions

diff --git a/xlators/cluster/afr/src/afr-common.c b/xlators/cluster/afr/src/afr-common.c
index 5f8159304cf..9a6475b6ec8 100644
--- a/xlators/cluster/afr/src/afr-common.c
+++ b/xlators/cluster/afr/src/afr-common.c
@@ -2609,6 +2609,10 @@ afr_lookup_sh_metadata_wrap(void *opaque)
     dict = dict_new();
     if (!dict)
         goto out;
+    if (local->xattr_req) {
+        dict_copy(local->xattr_req, dict);
+    }
+
     ret = dict_set_sizen_str_sizen(dict, "link-count", GF_XATTROP_INDEX_COUNT);
     if (ret) {
         gf_msg_debug(this->name, -ret, "Unable to set link-count in dict ");
@@ -2617,7 +2621,7 @@ afr_lookup_sh_metadata_wrap(void *opaque)
     if (loc_is_nameless(&local->loc)) {
         ret = afr_selfheal_unlocked_discover_on(frame, local->inode,
                                                 local->loc.gfid, local->replies,
-                                                local->child_up);
+                                                local->child_up, dict);
     } else {
         inode = afr_selfheal_unlocked_lookup_on(frame, local->loc.parent,
                                                 local->loc.name, local->replies,
@@ -2791,7 +2795,7 @@ afr_lookup_selfheal_wrap(void *opaque)
 
     inode = afr_selfheal_unlocked_lookup_on(frame, local->loc.parent,
                                             local->loc.name, local->replies,
-                                            local->child_up, NULL);
+                                            local->child_up, local->xattr_req);
     if (inode)
         inode_unref(inode);
 
diff --git a/xlators/cluster/afr/src/afr-self-heal-common.c b/xlators/cluster/afr/src/afr-self-heal-common.c
index 595bed4d2dd..5115248aefa 100644
--- a/xlators/cluster/afr/src/afr-self-heal-common.c
+++ b/xlators/cluster/afr/src/afr-self-heal-common.c
@@ -1827,7 +1827,7 @@ afr_selfheal_unlocked_lookup_on(call_frame_t *frame, inode_t *parent,
 int
 afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
                                   uuid_t gfid, struct afr_reply *replies,
-                                  unsigned char *discover_on)
+                                  unsigned char *discover_on, dict_t *dict)
 {
     loc_t loc = {
         0,
@@ -1842,6 +1842,8 @@ afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
     xattr_req = dict_new();
     if (!xattr_req)
         return -ENOMEM;
+    if (dict)
+        dict_copy(dict, xattr_req);
 
     if (afr_xattr_req_prepare(frame->this, xattr_req) != 0) {
         dict_unref(xattr_req);
@@ -1867,11 +1869,16 @@ afr_selfheal_unlocked_discover(call_frame_t *frame, inode_t *inode, uuid_t gfid,
                                struct afr_reply *replies)
 {
     afr_private_t *priv = NULL;
+    afr_local_t *local = NULL;
+    dict_t *dict = NULL;
 
     priv = frame->this->private;
+    local = frame->local;
+    if (local && local->xattr_req)
+        dict = local->xattr_req;
 
     return afr_selfheal_unlocked_discover_on(frame, inode, gfid, replies,
-                                             priv->child_up);
+                                             priv->child_up, dict);
 }
 
 unsigned int
diff --git a/xlators/cluster/afr/src/afr-self-heal.h b/xlators/cluster/afr/src/afr-self-heal.h
index 6555ec55771..703f80e05cb 100644
--- a/xlators/cluster/afr/src/afr-self-heal.h
+++ b/xlators/cluster/afr/src/afr-self-heal.h
@@ -187,7 +187,7 @@ afr_selfheal_unlocked_discover(call_frame_t *frame, inode_t *inode, uuid_t gfid,
 int
 afr_selfheal_unlocked_discover_on(call_frame_t *frame, inode_t *inode,
                                   uuid_t gfid, struct afr_reply *replies,
-                                  unsigned char *discover_on);
+                                  unsigned char *discover_on, dict_t *dict);
 inode_t *
 afr_selfheal_unlocked_lookup_on(call_frame_t *frame, inode_t *parent,
                                 const char *name, struct afr_reply *replies,