From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: Jeffle Xu <jefflexu@linux.alibaba.com>, Ming Lei <ming.lei@redhat.com>, Damien Le Moal <Damien.LeMoal@wdc.com>, Keith Busch <kbusch@kernel.org>, Sagi Grimberg <sagi@grimberg.me>, "Wunderlich, Mark" <mark.wunderlich@intel.com>, "Vasudevan, Anil" <anil.vasudevan@intel.com>, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nvme@lists.infradead.org, Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Subject: [PATCH 08/16] blk-mq: remove blk_qc_t_valid Date: Tue, 12 Oct 2021 13:12:18 +0200 [thread overview] Message-ID: <20211012111226.760968-9-hch@lst.de> (raw) In-Reply-To: <20211012111226.760968-1-hch@lst.de> Move the trivial check into the only caller. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Tested-by: Mark Wunderlich <mark.wunderlich@intel.com> --- block/blk-mq.c | 2 +- include/linux/blk_types.h | 5 ----- 2 files changed, 1 insertion(+), 6 deletions(-) diff --git a/block/blk-mq.c b/block/blk-mq.c index 3d65e79a11db5..ec2bee3d19f2d 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -4067,7 +4067,7 @@ static int blk_mq_poll_classic(struct request_queue *q, blk_qc_t cookie, */ int blk_poll(struct request_queue *q, blk_qc_t cookie, bool spin) { - if (!blk_qc_t_valid(cookie) || + if (cookie == BLK_QC_T_NONE || !test_bit(QUEUE_FLAG_POLL, &q->queue_flags)) return 0; diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index fb7c1477617b8..5017ba8fc5392 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -500,11 +500,6 @@ typedef unsigned int blk_qc_t; #define BLK_QC_T_SHIFT 16 #define BLK_QC_T_INTERNAL (1U << 31) -static inline bool blk_qc_t_valid(blk_qc_t cookie) -{ - return cookie != BLK_QC_T_NONE; -} - struct blk_rq_stat { u64 mean; u64 min; -- 2.30.2 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: Jens Axboe <axboe@kernel.dk> Cc: Jeffle Xu <jefflexu@linux.alibaba.com>, Ming Lei <ming.lei@redhat.com>, Damien Le Moal <Damien.LeMoal@wdc.com>, Keith Busch <kbusch@kernel.org>, Sagi Grimberg <sagi@grimberg.me>, "Wunderlich, Mark" <mark.wunderlich@intel.com>, "Vasudevan, Anil" <anil.vasudevan@intel.com>, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nvme@lists.infradead.org, Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Subject: [PATCH 08/16] blk-mq: remove blk_qc_t_valid Date: Tue, 12 Oct 2021 13:12:18 +0200 [thread overview] Message-ID: <20211012111226.760968-9-hch@lst.de> (raw) In-Reply-To: <20211012111226.760968-1-hch@lst.de> Move the trivial check into the only caller. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Tested-by: Mark Wunderlich <mark.wunderlich@intel.com> --- block/blk-mq.c | 2 +- include/linux/blk_types.h | 5 ----- 2 files changed, 1 insertion(+), 6 deletions(-) diff --git a/block/blk-mq.c b/block/blk-mq.c index 3d65e79a11db5..ec2bee3d19f2d 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -4067,7 +4067,7 @@ static int blk_mq_poll_classic(struct request_queue *q, blk_qc_t cookie, */ int blk_poll(struct request_queue *q, blk_qc_t cookie, bool spin) { - if (!blk_qc_t_valid(cookie) || + if (cookie == BLK_QC_T_NONE || !test_bit(QUEUE_FLAG_POLL, &q->queue_flags)) return 0; diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index fb7c1477617b8..5017ba8fc5392 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -500,11 +500,6 @@ typedef unsigned int blk_qc_t; #define BLK_QC_T_SHIFT 16 #define BLK_QC_T_INTERNAL (1U << 31) -static inline bool blk_qc_t_valid(blk_qc_t cookie) -{ - return cookie != BLK_QC_T_NONE; -} - struct blk_rq_stat { u64 mean; u64 min; -- 2.30.2
next prev parent reply other threads:[~2021-10-12 11:24 UTC|newest] Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-10-12 11:12 switch block layer polling to a bio based model v4 Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 01/16] direct-io: remove blk_poll support Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 10:42 ` Sagi Grimberg 2021-10-13 10:42 ` Sagi Grimberg 2021-10-28 1:26 ` Chaitanya Kulkarni 2021-10-12 11:12 ` [PATCH 02/16] block: don't try to poll multi-bio I/Os in __blkdev_direct_IO Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 03/16] iomap: don't try to poll multi-bio I/Os in __iomap_dio_rw Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 04/16] io_uring: fix a layering violation in io_iopoll_req_issued Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 05/16] blk-mq: factor out a blk_qc_to_hctx helper Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 06/16] blk-mq: factor out a "classic" poll helper Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 07/16] blk-mq: remove blk_qc_t_to_tag and blk_qc_t_is_internal Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig [this message] 2021-10-12 11:12 ` [PATCH 08/16] blk-mq: remove blk_qc_t_valid Christoph Hellwig 2021-10-12 11:12 ` [PATCH 09/16] block: replace the spin argument to blk_iopoll with a flags argument Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 10:44 ` Sagi Grimberg 2021-10-13 10:44 ` Sagi Grimberg 2021-10-12 11:12 ` [PATCH 10/16] io_uring: don't sleep when polling for I/O Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 10:45 ` Sagi Grimberg 2021-10-13 10:45 ` Sagi Grimberg 2021-10-12 11:12 ` [PATCH 11/16] block: rename REQ_HIPRI to REQ_POLLED Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 10:45 ` Sagi Grimberg 2021-10-13 10:45 ` Sagi Grimberg 2021-10-12 11:12 ` [PATCH 12/16] block: use SLAB_TYPESAFE_BY_RCU for the bio slab Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 13/16] block: define 'struct bvec_iter' as packed Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 14/16] block: switch polling to be bio based Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 9:59 ` Ming Lei 2021-10-13 9:59 ` Ming Lei 2021-10-13 10:45 ` Sagi Grimberg 2021-10-13 10:45 ` Sagi Grimberg 2021-10-15 8:30 ` Pankaj Raghav 2021-10-15 13:24 ` Christoph Hellwig 2021-11-03 7:11 ` chenxiang (M) 2021-11-03 7:22 ` Christoph Hellwig 2021-11-03 8:05 ` chenxiang (M) 2021-10-12 11:12 ` [PATCH 15/16] block: don't allow writing to the poll queue attribute Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-12 11:12 ` [PATCH 16/16] nvme-multipath: enable polled I/O Christoph Hellwig 2021-10-12 11:12 ` Christoph Hellwig 2021-10-13 10:46 ` Sagi Grimberg 2021-10-13 10:46 ` Sagi Grimberg 2021-10-12 14:47 ` switch block layer polling to a bio based model v4 Jens Axboe 2021-10-12 14:47 ` Jens Axboe 2021-10-12 14:57 ` Sagi Grimberg 2021-10-12 14:57 ` Sagi Grimberg 2021-10-12 14:58 ` Jens Axboe 2021-10-12 14:58 ` Jens Axboe 2021-10-12 15:09 ` Sagi Grimberg 2021-10-12 15:09 ` Sagi Grimberg 2021-10-12 15:06 ` Christoph Hellwig 2021-10-12 15:06 ` Christoph Hellwig
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