Messages in this thread Patch in this message | | | From | Ming Lei <> | Subject | [PATCH] blk-mq: fix sparse warning on missed __percpu annotation | Date | Tue, 3 Jun 2014 11:24:06 +0800 |
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'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> --- block/blk-mq.c | 2 +- include/linux/blkdev.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/block/blk-mq.c b/block/blk-mq.c index 43eb315..3bb4cfe 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -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; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 2f3886e..3cd426e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -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 */ -- 1.7.9.5
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