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blk-mq: fix sparse warning on missed __percpu annotation 

'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>
hifive-unleashed-5.1
Ming Lei 2014-06-03 11:24:06 +08:00 committed by Jens Axboe
parent cb96a42cc1
commit e6cdb0929f
2 changed files with 2 additions and 2 deletions
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2
block/blk-mq.c
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@ -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;

2
include/linux/blkdev.h
View File

@ -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 */