From 8c8f5c85b20d0a7dc0ab9b2a17318130d69ceb5a Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 17 Jun 2024 08:04:52 +0200 Subject: block: move the skip_tagset_quiesce flag to queue_limits Move the skip_tagset_quiesce flag into the queue_limits feature field so that it can be set atomically with the queue frozen. Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal Reviewed-by: Hannes Reinecke Link: https://lore.kernel.org/r/20240617060532.127975-26-hch@lst.de Signed-off-by: Jens Axboe --- include/linux/blkdev.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'include/linux/blkdev.h') diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index ab0f7dfba556..2c433ebf6f20 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -322,6 +322,9 @@ enum { /* supports PCI(e) p2p requests */ BLK_FEAT_PCI_P2PDMA = (1u << 12), + + /* skip this queue in blk_mq_(un)quiesce_tagset */ + BLK_FEAT_SKIP_TAGSET_QUIESCE = (1u << 13), }; /* @@ -594,7 +597,6 @@ struct request_queue { #define QUEUE_FLAG_RQ_ALLOC_TIME 27 /* record rq->alloc_time_ns */ #define QUEUE_FLAG_HCTX_ACTIVE 28 /* at least one blk-mq hctx is active */ #define QUEUE_FLAG_SQ_SCHED 30 /* single queue style io dispatch */ -#define QUEUE_FLAG_SKIP_TAGSET_QUIESCE 31 /* quiesce_tagset skip the queue*/ #define QUEUE_FLAG_MQ_DEFAULT (1UL << QUEUE_FLAG_SAME_COMP) @@ -629,7 +631,7 @@ bool blk_queue_flag_test_and_set(unsigned int flag, struct request_queue *q); #define blk_queue_registered(q) test_bit(QUEUE_FLAG_REGISTERED, &(q)->queue_flags) #define blk_queue_sq_sched(q) test_bit(QUEUE_FLAG_SQ_SCHED, &(q)->queue_flags) #define blk_queue_skip_tagset_quiesce(q) \ - test_bit(QUEUE_FLAG_SKIP_TAGSET_QUIESCE, &(q)->queue_flags) + ((q)->limits.features & BLK_FEAT_SKIP_TAGSET_QUIESCE) extern void blk_set_pm_only(struct request_queue *q); extern void blk_clear_pm_only(struct request_queue *q); -- cgit v1.2.3