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Groups > linux.kernel > #1485724

[PATCH 13/14] blk-mq: Pair blk_mq_hctx_kobj_init() with blk_mq_hctx_kobj_put()

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CC: linux-block@vger.kernel.org
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
---
 block/blk-mq-sysfs.c | 5 +++++
 block/blk-mq.c       | 2 +-
 block/blk-mq.h       | 1 +
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index ac5160e..81288a2 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -428,6 +428,11 @@ void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx)
 	kobject_init(&hctx->kobj, &blk_mq_hw_ktype);
 }
 
+void blk_mq_hctx_kobj_put(struct blk_mq_hw_ctx *hctx)
+{
+	kobject_put(&hctx->kobj);
+}
+
 static void blk_mq_sysfs_init(struct request_queue *q)
 {
 	struct blk_mq_ctx *ctx;
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 5ecbb5f..c617002 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2009,7 +2009,7 @@ static void blk_mq_realloc_hw_ctxs(struct blk_mq_tag_set *set,
 		if (!hctx)
 			continue;
 
-		kobject_put(&hctx->kobj);
+		blk_mq_hctx_kobj_put(hctx);
 
 		if (hctx->tags) {
 			blk_mq_free_rq_map(set, hctx->tags, j);
diff --git a/block/blk-mq.h b/block/blk-mq.h
index c92bb7d..1caedc3 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -62,6 +62,7 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
 extern int blk_mq_sysfs_register(struct request_queue *q);
 extern void blk_mq_sysfs_unregister(struct request_queue *q);
 extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx);
+extern void blk_mq_hctx_kobj_put(struct blk_mq_hw_ctx *hctx);
 
 extern void blk_mq_rq_timed_out(struct request *req, bool reserved);
 
-- 
1.8.3.1

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[PATCH 00/14] blk-mq: Minor fixes and cleanups Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
  [PATCH 14/14] blk-mq: Set flush_start_tag to BLK_MQ_MAX_DEPTH Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
  [PATCH 01/14] blk-mq: Fix memory leaks on queue cleanup Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
    Re: [PATCH 01/14] blk-mq: Fix memory leaks on queue cleanup Christoph Hellwig <hch@infradead.org> - 2016-09-19 16:00 +0200
  [PATCH 04/14] blk-mq: Do not limit number of queues to 'nr_cpu_ids' in allocations Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
    Re: [PATCH 04/14] blk-mq: Do not limit number of queues to  'nr_cpu_ids' in allocations Omar Sandoval <osandov@osandov.com> - 2016-09-19 19:50 +0200
      Re: [PATCH 04/14] blk-mq: Do not limit number of queues to  'nr_cpu_ids' in allocations Alexander Gordeev <agordeev@redhat.com> - 2016-09-20 13:40 +0200
        Re: [PATCH 04/14] blk-mq: Do not limit number of queues to  'nr_cpu_ids' in allocations Omar Sandoval <osandov@osandov.com> - 2016-09-20 19:30 +0200
  [PATCH 11/14] blk-mq: Move hardware context init code into single location Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
  [PATCH 02/14] blk-mq: Fix a potential NULL pointer assignment to hctx tags Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
    Re: [PATCH 02/14] blk-mq: Fix a potential NULL pointer assignment to  hctx tags Omar Sandoval <osandov@osandov.com> - 2016-09-19 20:40 +0200
  [PATCH 03/14] block: Get rid of unused request_queue::nr_queues member Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:40 +0200
    Re: [PATCH 03/14] block: Get rid of unused request_queue::nr_queues  member Omar Sandoval <osandov@osandov.com> - 2016-09-19 20:40 +0200
  [PATCH 05/14] blk-mq: Remove a redundant assignment Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
    Re: [PATCH 05/14] blk-mq: Remove a redundant assignment Omar Sandoval <osandov@osandov.com> - 2016-09-19 20:40 +0200
  [PATCH 07/14] blk-mq: Cleanup a loop exit condition Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
    Re: [PATCH 07/14] blk-mq: Cleanup a loop exit condition Omar Sandoval <osandov@osandov.com> - 2016-09-19 21:10 +0200
      Re: [PATCH 07/14] blk-mq: Cleanup a loop exit condition Alexander Gordeev <agordeev@redhat.com> - 2016-09-20 13:30 +0200
  [PATCH 08/14] blk-mq: Get rid of unnecessary blk_mq_free_hw_queues() Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
  [PATCH 09/14] blk-mq: Move duplicating code to blk_mq_exit_hctx() Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
    Re: [PATCH 09/14] blk-mq: Move duplicating code to blk_mq_exit_hctx() Omar Sandoval <osandov@osandov.com> - 2016-09-19 20:00 +0200
  [PATCH 12/14] blk-mq: Rework blk_mq_init_hctx() function Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
  [PATCH 06/14] blk-mq: Fix hardware context data node selection Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200
    Re: [PATCH 06/14] blk-mq: Fix hardware context data node selection Omar Sandoval <osandov@osandov.com> - 2016-09-19 21:00 +0200
  [PATCH 13/14] blk-mq: Pair blk_mq_hctx_kobj_init() with blk_mq_hctx_kobj_put() Alexander Gordeev <agordeev@redhat.com> - 2016-09-18 09:50 +0200

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