blk-mq: fix sparse warning on missed __percpu annotation (e6cdb092) · Commits · 戴 / test

'struct blk_mq_ctx' is __percpu, so add the annotation and fix the sparse warning reported from Fengguang: [block:for-linus 2/3] block/blk-mq.h:75:16: sparse: incorrect type in initializer (different address spaces) Reported-by:

kbuild test robot <fengguang.wu@intel.com> Signed-off-by:

Ming Lei <tom.leiming@gmail.com> Signed-off-by:

Jens Axboe <axboe@fb.com>

block/blk-mq.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1767,7 +1767,7 @@ static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
		struct request_queue blk_mq_init_queue(struct blk_mq_tag_set set)
		{
		struct blk_mq_hw_ctx **hctxs;
		struct blk_mq_ctx *ctx;
		struct blk_mq_ctx __percpu *ctx;
		struct request_queue *q;
		unsigned int *map;
		int i;

include/linux/blkdev.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -335,7 +335,7 @@ struct request_queue {
		unsigned int *mq_map;

		/* sw queues */
		struct blk_mq_ctx *queue_ctx;
		struct blk_mq_ctx __percpu *queue_ctx;
		unsigned int nr_queues;

		/* hw dispatch queues */

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