This is a note to let you know that I've just added the patch titled
NFS: Do not report writeback errors in nfs_getattr()
to the 4.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nfs-do-not-report-writeback-errors-in-nfs_getattr.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 15c00d4a4df8a7ea959c2f2ecdb53942f4b15c96
Author: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Date: Tue Feb 15 18:05:18 2022 -0500
NFS: Do not report writeback errors in nfs_getattr()
[ Upstream commit d19e0183a88306acda07f4a01fedeeffe2a2a06b ]
The result of the writeback, whether it is an ENOSPC or an EIO, or
anything else, does not inhibit the NFS client from reporting the
correct file timestamps.
Fixes: 79566ef018f5 ("NFS: Getattr doesn't require data sync semantics")
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Anna Schumaker <Anna.Schumaker@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 7a94f5a5f8c8c..3f93b659c849a 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -661,11 +661,8 @@ int nfs_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
trace_nfs_getattr_enter(inode);
/* Flush out writes to the server in order to update c/mtime. */
- if (S_ISREG(inode->i_mode)) {
- err = filemap_write_and_wait(inode->i_mapping);
- if (err)
- goto out;
- }
+ if (S_ISREG(inode->i_mode))
+ filemap_write_and_wait(inode->i_mapping);
/*
* We may force a getattr if the user cares about atime.
