Signed-off-by: Trond Myklebust <Trond.Myklebust@xxxxxxxxxx>
---
fs/nfs/file.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 29f4a48..a87a44f 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -744,6 +744,7 @@ static int
do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local)
{
struct inode *inode = filp->f_mapping->host;
+ struct nfs_lock_context *l_ctx;
int status;
/*
@@ -752,6 +753,14 @@ do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local)
*/
nfs_sync_mapping(filp->f_mapping);
+ l_ctx = nfs_get_lock_context(nfs_file_open_context(filp));
+ if (!IS_ERR(l_ctx)) {
+ status = nfs_iocounter_wait(&l_ctx->io_count);
+ nfs_put_lock_context(l_ctx);
+ if (status < 0)
+ return status;
+ }
+
/* NOTE: special case
* If we're signalled while cleaning up locks on process exit, we
* still need to complete the unlock.
--
1.8.1.4
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