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authorJens Axboe <axboe@fb.com>2014-04-09 10:18:23 -0600
committerJens Axboe <axboe@fb.com>2014-04-09 10:18:23 -0600
commite4043dcf30811f5db15181168e2aac172514302a (patch)
treea47da384fc7583df8e8ae9a480efcf48e87d0e62 /include/linux/blk-mq.h
parent8ab14595b6dffecea264dcca2d6d9eea7c59273a (diff)
downloadop-kernel-dev-e4043dcf30811f5db15181168e2aac172514302a.zip
op-kernel-dev-e4043dcf30811f5db15181168e2aac172514302a.tar.gz
blk-mq: ensure that hardware queues are always run on the mapped CPUs
Instead of providing soft mappings with no guarantees on hardware queues always being run on the right CPU, switch to a hard mapping guarantee that ensure that we always run the hardware queue on (one of, if more) the mapped CPU. Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/blk-mq.h')
-rw-r--r--include/linux/blk-mq.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 0120451..b6ee487 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -19,6 +19,7 @@ struct blk_mq_hw_ctx {
unsigned long state; /* BLK_MQ_S_* flags */
struct delayed_work delayed_work;
+ cpumask_var_t cpumask;
unsigned long flags; /* BLK_MQ_F_* flags */
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