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authorOlga Kornievskaia <kolga@netapp.com>2020-07-15 20:04:15 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2020-07-17 21:47:38 +0300
commit65caafd0d2145d1dd02072c4ced540624daeab40 (patch)
tree1079ff6ad5c99469b4b16470dbc7e25da40c184c /fs/nfs
parent912288442cb2f431bf3c8cb097a5de83bc6dbac1 (diff)
downloadlinux-65caafd0d2145d1dd02072c4ced540624daeab40.tar.xz
SUNRPC reverting d03727b248d0 ("NFSv4 fix CLOSE not waiting for direct IO compeletion")
Reverting commit d03727b248d0 "NFSv4 fix CLOSE not waiting for direct IO compeletion". This patch made it so that fput() by calling inode_dio_done() in nfs_file_release() would wait uninterruptably for any outstanding directIO to the file (but that wait on IO should be killable). The problem the patch was also trying to address was REMOVE returning ERR_ACCESS because the file is still opened, is supposed to be resolved by server returning ERR_FILE_OPEN and not ERR_ACCESS. Signed-off-by: Olga Kornievskaia <kolga@netapp.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/direct.c13
-rw-r--r--fs/nfs/file.c1
2 files changed, 4 insertions, 10 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 3d113cf8908a..1b79dd5cf661 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -267,6 +267,8 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq)
{
struct inode *inode = dreq->inode;
+ inode_dio_end(inode);
+
if (dreq->iocb) {
long res = (long) dreq->error;
if (dreq->count != 0) {
@@ -278,10 +280,7 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq)
complete(&dreq->completion);
- igrab(inode);
nfs_direct_req_release(dreq);
- inode_dio_end(inode);
- iput(inode);
}
static void nfs_direct_read_completion(struct nfs_pgio_header *hdr)
@@ -411,10 +410,8 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
* generic layer handle the completion.
*/
if (requested_bytes == 0) {
- igrab(inode);
- nfs_direct_req_release(dreq);
inode_dio_end(inode);
- iput(inode);
+ nfs_direct_req_release(dreq);
return result < 0 ? result : -EIO;
}
@@ -867,10 +864,8 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
* generic layer handle the completion.
*/
if (requested_bytes == 0) {
- igrab(inode);
- nfs_direct_req_release(dreq);
inode_dio_end(inode);
- iput(inode);
+ nfs_direct_req_release(dreq);
return result < 0 ? result : -EIO;
}
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index ccd6c1637b27..f96367a2463e 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -83,7 +83,6 @@ nfs_file_release(struct inode *inode, struct file *filp)
dprintk("NFS: release(%pD2)\n", filp);
nfs_inc_stats(inode, NFSIOS_VFSRELEASE);
- inode_dio_wait(inode);
nfs_file_clear_open_context(filp);
return 0;
}