From 09943beb499617212f2985ca8ea9ecd1ed1b470e Mon Sep 17 00:00:00 2001
From: Kinglong Mee <mijinlong@open-fs.com>
Date: Thu, 18 Jan 2018 15:51:18 +0800
Subject: gfapi: return pre/post attributes from glfs_fsync/fdatasync

Updates: #389
Change-Id: I4153df72d5eeecefa7579170899db4c340128bea
Signed-off-by: Kinglong Mee <mijinlong@open-fs.com>
---
 libglusterfs/src/generator.py |  2 ++
 libglusterfs/src/syncop.c     | 14 ++++++++++++--
 libglusterfs/src/syncop.h     |  5 +++--
 3 files changed, 17 insertions(+), 4 deletions(-)

(limited to 'libglusterfs/src')

diff --git a/libglusterfs/src/generator.py b/libglusterfs/src/generator.py
index 5b5d54e3567..e565438bfeb 100755
--- a/libglusterfs/src/generator.py
+++ b/libglusterfs/src/generator.py
@@ -123,6 +123,8 @@ ops['fstat'] = (
 ops['fsync'] = (
 	('fop-arg',	'fd',			'fd_t *'),
 	('fop-arg',	'flags',		'int32_t'),
+	('extra',	'preop',		'struct iatt',		'&preop'),
+	('extra',	'postop',		'struct iatt',		'&postop'),
 	('fop-arg',	'xdata',		'dict_t *'),
 	('cbk-arg',	'prebuf',		'struct iatt *'),
 	('cbk-arg',	'postbuf',		'struct iatt *'),
diff --git a/libglusterfs/src/syncop.c b/libglusterfs/src/syncop.c
index 01036f59f8a..76e1a5e9116 100644
--- a/libglusterfs/src/syncop.c
+++ b/libglusterfs/src/syncop.c
@@ -2383,6 +2383,11 @@ syncop_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
         if (xdata)
                 args->xdata  = dict_ref (xdata);
 
+        if (op_ret >= 0) {
+                args->iatt1 = *prebuf;
+                args->iatt2 = *postbuf;
+        }
+
         __wake (args);
 
         return 0;
@@ -2390,14 +2395,19 @@ syncop_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
 }
 
 int
-syncop_fsync (xlator_t *subvol, fd_t *fd, int dataonly, dict_t *xdata_in,
-              dict_t **xdata_out)
+syncop_fsync (xlator_t *subvol, fd_t *fd, int dataonly, struct iatt *preiatt,
+              struct iatt *postiatt, dict_t *xdata_in, dict_t **xdata_out)
 {
         struct syncargs args = {0, };
 
         SYNCOP (subvol, (&args), syncop_fsync_cbk, subvol->fops->fsync,
                 fd, dataonly, xdata_in);
 
+        if (preiatt)
+                *preiatt = args.iatt1;
+        if (postiatt)
+                *postiatt = args.iatt2;
+
         if (xdata_out)
                 *xdata_out = args.xdata;
         else if (args.xdata)
diff --git a/libglusterfs/src/syncop.h b/libglusterfs/src/syncop.h
index c7d58402df0..b0052b368b7 100644
--- a/libglusterfs/src/syncop.h
+++ b/libglusterfs/src/syncop.h
@@ -481,8 +481,9 @@ int syncop_unlink (xlator_t *subvol, loc_t *loc, dict_t *xdata_in,
 int syncop_rmdir (xlator_t *subvol, loc_t *loc, int flags, dict_t *xdata_in,
                   dict_t **xdata_out);
 
-int syncop_fsync (xlator_t *subvol, fd_t *fd, int dataonly, dict_t *xdata_in,
-                  dict_t **xdata_out);
+int syncop_fsync (xlator_t *subvol, fd_t *fd, int dataonly,
+                  struct iatt *preiatt, struct iatt *postiatt,
+                  dict_t *xdata_in, dict_t **xdata_out);
 
 int syncop_flush (xlator_t *subvol, fd_t *fd, dict_t *xdata_in,
                   dict_t **xdata_out);
-- 
cgit