diff mbox series

[V5,02/12] block: add one helper to free io_context

Message ID 20210401021927.343727-3-ming.lei@redhat.com (mailing list archive)
State New
Headers show
Series block: support bio based io polling | expand

Commit Message

Ming Lei April 1, 2021, 2:19 a.m. UTC
Prepare for putting bio poll queue into io_context, so add one helper
for free io_context.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
 block/blk-ioc.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/block/blk-ioc.c b/block/blk-ioc.c
index 57299f860d41..b0cde18c4b8c 100644
--- a/block/blk-ioc.c
+++ b/block/blk-ioc.c
@@ -17,6 +17,11 @@ 
  */
 static struct kmem_cache *iocontext_cachep;
 
+static inline void free_io_context(struct io_context *ioc)
+{
+	kmem_cache_free(iocontext_cachep, ioc);
+}
+
 /**
  * get_io_context - increment reference count to io_context
  * @ioc: io_context to get
@@ -129,7 +134,7 @@  static void ioc_release_fn(struct work_struct *work)
 
 	spin_unlock_irq(&ioc->lock);
 
-	kmem_cache_free(iocontext_cachep, ioc);
+	free_io_context(ioc);
 }
 
 /**
@@ -164,7 +169,7 @@  void put_io_context(struct io_context *ioc)
 	}
 
 	if (free_ioc)
-		kmem_cache_free(iocontext_cachep, ioc);
+		free_io_context(ioc);
 }
 
 /**
@@ -278,7 +283,7 @@  int create_task_io_context(struct task_struct *task, gfp_t gfp_flags, int node)
 	    (task == current || !(task->flags & PF_EXITING)))
 		task->io_context = ioc;
 	else
-		kmem_cache_free(iocontext_cachep, ioc);
+		free_io_context(ioc);
 
 	ret = task->io_context ? 0 : -EBUSY;