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authorTrond Myklebust <Trond.Myklebust@netapp.com>2012-09-11 15:38:32 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-09-11 15:38:32 -0400
commit7b281ee026552f10862b617a2a51acf49c829554 (patch)
treec86ce80fa069cbe60f3c3dfbc939269ecc0d1aa4 /fs/nfs/file.c
parentf39c1bfb5a03e2d255451bff05be0d7255298fa4 (diff)
NFS: fsync() must exit with an error if page writeback failed
We need to ensure that if the call to filemap_write_and_wait_range() fails, then we report that error back to the application. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/file.c')
-rw-r--r--fs/nfs/file.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 75d6d0a3d32e..6a7fcab7ecb3 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -287,10 +287,12 @@ nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
struct inode *inode = file->f_path.dentry->d_inode;
ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (ret != 0)
+ goto out;
mutex_lock(&inode->i_mutex);
ret = nfs_file_fsync_commit(file, start, end, datasync);
mutex_unlock(&inode->i_mutex);
-
+out:
return ret;
}