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-rw-r--r--block/blk-ioc.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/block/blk-ioc.c b/block/blk-ioc.c
index 1e2d53b04858..893b8007c657 100644
--- a/block/blk-ioc.c
+++ b/block/blk-ioc.c
@@ -235,6 +235,7 @@ void ioc_clear_queue(struct request_queue *q)
int create_task_io_context(struct task_struct *task, gfp_t gfp_flags, int node)
{
struct io_context *ioc;
+ int ret;
ioc = kmem_cache_alloc_node(iocontext_cachep, gfp_flags | __GFP_ZERO,
node);
@@ -262,9 +263,12 @@ int create_task_io_context(struct task_struct *task, gfp_t gfp_flags, int node)
task->io_context = ioc;
else
kmem_cache_free(iocontext_cachep, ioc);
+
+ ret = task->io_context ? 0 : -EBUSY;
+
task_unlock(task);
- return 0;
+ return ret;
}
/**