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-rw-r--r--fs/nfs/inode.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 1f941674b08..c1c7a9d7872 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -561,20 +561,22 @@ static void nfs_init_lock_context(struct nfs_lock_context *l_ctx)
l_ctx->lockowner.l_owner = current->files;
l_ctx->lockowner.l_pid = current->tgid;
INIT_LIST_HEAD(&l_ctx->list);
+ nfs_iocounter_init(&l_ctx->io_count);
}
static struct nfs_lock_context *__nfs_find_lock_context(struct nfs_open_context *ctx)
{
- struct nfs_lock_context *pos;
+ struct nfs_lock_context *head = &ctx->lock_context;
+ struct nfs_lock_context *pos = head;
- list_for_each_entry(pos, &ctx->lock_context.list, list) {
+ do {
if (pos->lockowner.l_owner != current->files)
continue;
if (pos->lockowner.l_pid != current->tgid)
continue;
atomic_inc(&pos->count);
return pos;
- }
+ } while ((pos = list_entry(pos->list.next, typeof(*pos), list)) != head);
return NULL;
}