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blk-mq: free hctx->cpumask in release handler of hctx's kobject

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It is obviously that hctx->cpumask is per hctx, and both
share same lifetime, so this patch moves freeing of hctx->cpumask
into release handler of hctx's kobject.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Tested-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Ming Lei
2017-02-22 18:14:02 +08:00
committed by Jens Axboe
parent 6c8b232efe
commit 01388df376
2 changed files with 1 additions and 12 deletions
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1
block/blk-mq-sysfs.c
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@@ -21,6 +21,7 @@ static void blk_mq_hw_sysfs_release(struct kobject *kobj)
{
struct blk_mq_hw_ctx *hctx = container_of(kobj, struct blk_mq_hw_ctx,
kobj);
free_cpumask_var(hctx->cpumask);
kfree(hctx->ctxs);
kfree(hctx);
}