From eca5892a5d616d39185d652820931f21cab2f190 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Fri, 26 Nov 2021 12:58:17 +0100 Subject: block: simplify ioc_lookup_icq Remove the ioc argument as it always points to current->io_context. Signed-off-by: Christoph Hellwig Link: https://lore.kernel.org/r/20211126115817.2087431-15-hch@lst.de Signed-off-by: Jens Axboe --- block/bfq-iosched.c | 2 +- block/blk-ioc.c | 8 ++++---- block/blk.h | 2 +- 3 files changed, 6 insertions(+), 6 deletions(-) (limited to 'block') diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 8295b0f96cbf..0c612a911696 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -444,7 +444,7 @@ static struct bfq_io_cq *bfq_bic_lookup(struct request_queue *q) return NULL; spin_lock_irqsave(&q->queue_lock, flags); - icq = icq_to_bic(ioc_lookup_icq(current->io_context, q)); + icq = icq_to_bic(ioc_lookup_icq(q)); spin_unlock_irqrestore(&q->queue_lock, flags); return icq; diff --git a/block/blk-ioc.c b/block/blk-ioc.c index c56648f7cad4..536fb496ad76 100644 --- a/block/blk-ioc.c +++ b/block/blk-ioc.c @@ -353,14 +353,14 @@ int __copy_io(unsigned long clone_flags, struct task_struct *tsk) /** * ioc_lookup_icq - lookup io_cq from ioc - * @ioc: the associated io_context * @q: the associated request_queue * * Look up io_cq associated with @ioc - @q pair from @ioc. Must be called * with @q->queue_lock held. */ -struct io_cq *ioc_lookup_icq(struct io_context *ioc, struct request_queue *q) +struct io_cq *ioc_lookup_icq(struct request_queue *q) { + struct io_context *ioc = current->io_context; struct io_cq *icq; lockdep_assert_held(&q->queue_lock); @@ -430,7 +430,7 @@ static struct io_cq *ioc_create_icq(struct request_queue *q) et->ops.init_icq(icq); } else { kmem_cache_free(et->icq_cache, icq); - icq = ioc_lookup_icq(ioc, q); + icq = ioc_lookup_icq(q); if (!icq) printk(KERN_ERR "cfq: icq link failed!\n"); } @@ -454,7 +454,7 @@ struct io_cq *ioc_find_get_icq(struct request_queue *q) get_io_context(ioc); spin_lock_irq(&q->queue_lock); - icq = ioc_lookup_icq(ioc, q); + icq = ioc_lookup_icq(q); spin_unlock_irq(&q->queue_lock); } diff --git a/block/blk.h b/block/blk.h index 187cb2654ffd..3be0fdf76c9a 100644 --- a/block/blk.h +++ b/block/blk.h @@ -364,7 +364,7 @@ static inline unsigned int bio_aligned_discard_max_sectors( * Internal io_context interface */ struct io_cq *ioc_find_get_icq(struct request_queue *q); -struct io_cq *ioc_lookup_icq(struct io_context *ioc, struct request_queue *q); +struct io_cq *ioc_lookup_icq(struct request_queue *q); void ioc_clear_queue(struct request_queue *q); #ifdef CONFIG_BLK_DEV_THROTTLING_LOW -- cgit v1.2.3