提交 8c86899f 编写于 作者: T Trond Myklebust

NFS: __nfs_find_lock_context needs to check ctx->lock_context for a match too

Currently, we're forcing an unnecessary duplication of the
initial nfs_lock_context in calls to nfs_get_lock_context, since
__nfs_find_lock_context ignores the ctx->lock_context.
Signed-off-by: NTrond Myklebust <Trond.Myklebust@netapp.com>
上级 c58c8441
......@@ -565,16 +565,17 @@ static void nfs_init_lock_context(struct nfs_lock_context *l_ctx)
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;
}
......
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