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Thu, 11 Aug 2022 14:30:46 +0000 (GMT) Received: from eusmgms2.samsung.com (unknown [182.198.249.180]) by eusmtrp1.samsung.com (KnoxPortal) with ESMTP id 20220811143046eusmtrp138eff0a7326f9b32d9d9e7bd5354f752~KUMtaNGU02320623206eusmtrp1O; Thu, 11 Aug 2022 14:30:46 +0000 (GMT) X-AuditID: cbfec7f5-9c3ff7000000256c-a4-62f512979374 Received: from eusmtip2.samsung.com ( [203.254.199.222]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 1E.00.09038.69215F26; Thu, 11 Aug 2022 15:30:46 +0100 (BST) Received: from localhost (unknown [106.210.248.43]) by eusmtip2.samsung.com (KnoxPortal) with ESMTPA id 20220811143046eusmtip24bbf8f26edcb02bde2c4177a98ae4647~KUMs-Uyjg1162311623eusmtip2J; Thu, 11 Aug 2022 14:30:46 +0000 (GMT) From: Pankaj Raghav To: snitzer@kernel.org, axboe@kernel.dk, hch@lst.de, agk@redhat.com, damien.lemoal@opensource.wdc.com Cc: linux-block@vger.kernel.org, Johannes.Thumshirn@wdc.com, bvanassche@acm.org, matias.bjorling@wdc.com, hare@suse.de, gost.dev@samsung.com, linux-nvme@lists.infradead.org, jaegeuk@kernel.org, pankydev8@gmail.com, linux-kernel@vger.kernel.org, dm-devel@redhat.com, Pankaj Raghav Subject: [PATCH v10 02/13] block:rearrange bdev_{is_zoned,zone_sectors,get_queue} helpers in blkdev.h Date: Thu, 11 Aug 2022 16:30:32 +0200 Message-Id: <20220811143043.126029-3-p.raghav@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220811143043.126029-1-p.raghav@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrFKsWRmVeSWpSXmKPExsWy7djP87rThb4mGSztkbJYf+oYs8Xqu/1s FtM+/GS2+H32PLPF3nezWS1uHtjJZLFn0SQmi5WrjzJZPFk/i9nib9c9Jou9t7QtLu+aw2Yx f9lTdosJbV+ZLT4vbWG3WHPzKYvFiVvSDoIel694e+ycdZfd4/LZUo9NqzrZPDYvqffYfbOB zWNn631Wj/f7rrJ59G1Zxeix+XS1x+dNch7tB7qZAniiuGxSUnMyy1KL9O0SuDIajjSwFdwW rdj08h17A2OfUBcjJ4eEgInE6j3vmUBsIYEVjBLTTwlB2F8YJZ7PVO5i5AKyPzNKHO1ezgjT 8LRjKSNEYjmjxImfB5khOl4wSizZHdHFyMHBJqAl0djJDhIWEUiXWL9gOQuIzSywjUliywNh EFsYKL7n9js2EJtFQFXixuXFrCA2r4CVxJb9rcwQu+QlZl76DjaHU8BaYsKii0wQNYISJ2c+ gZopL9G8dTYzyD0SAus5JS6un8YOcoOEgIvEvy3qEHOEJV4d38IOYctInJ7cwwJhV0s8vfEb qreFUaJ/53o2iF5rib4zOSAms4CmxPpd+hBRR4nvcwUgTD6JG28FIQ7gk5i0bTozRJhXoqMN GrBKEjt/PoHaKSFxuWkO1E4PicWN35gmMCrOQvLKLCSvzEJYu4CReRWjeGppcW56arFxXmq5 XnFibnFpXrpecn7uJkZg8jv97/jXHYwrXn3UO8TIxMF4iFGCg1lJhLds0eckId6UxMqq1KL8 +KLSnNTiQ4zSHCxK4rzJmRsShQTSE0tSs1NTC1KLYLJMHJxSDUxT2yXbnv4Jd97EHtDKw3G3 +fOM2kPmfOtKeK+dv9PvLlzsxsf6IvdLfkg/b36Fz/KmdW88FkqpBbckHUm+d0XpWp/IwkeH XFb/XJ1e/Evopeqenwd5mL+u1Dy9+vmzh//kZ0Rd2jBnSaav/dKtCasKwjWnxt5s3Sm5N8OL K/mxTzHfJGbW0N92f5RO+DwWTOZJWr9F895h+9wdduXS2z7X7Hha0PBF4tXh54J16Wuy/33/ qhaw92TrwjtvBM5Vs9tOsL08f6625tt/OQpFEaYXpYUOP9u9ik9KLdvrtd37NZNdDs86yTWf Yx6r/eGrIay83gz3H5+cV7/XiJ/vcGjs0/yzWcYHJvIpVpwWMnFVYinOSDTUYi4qTgQAkBJD qu0DAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrLIsWRmVeSWpSXmKPExsVy+t/xe7rThL4mGSx5bmKx/tQxZovVd/vZ LKZ9+Mls8fvseWaLve9ms1rcPLCTyWLPoklMFitXH2WyeLJ+FrPF3657TBZ7b2lbXN41h81i /rKn7BYT2r4yW3xe2sJusebmUxaLE7ekHQQ9Ll/x9tg56y67x+WzpR6bVnWyeWxeUu+x+2YD m8fO1vusHu/3XWXz6NuyitFj8+lqj8+b5DzaD3QzBfBE6dkU5ZeWpCpk5BeX2CpFG1oY6Rla WugZmVjqGRqbx1oZmSrp29mkpOZklqUW6dsl6GU0HGlgK7gtWrHp5Tv2BsY+oS5GTg4JAROJ px1LGUFsIYGljBIPjkRBxCUkbi9sYoSwhSX+XOti62LkAqp5xigx8+Ys1i5GDg42AS2Jxk52 EFNEIFfi4JFAkBJmgSNMEs1vd7GA9AoLpErM/LeaCcRmEVCVuHF5MSuIzStgJbFlfyszxHx5 iZmXvrOD2JwC1hITFl1kgrjHSmJCxzF2iHpBiZMzn4DNZAaqb946m3kCo8AsJKlZSFILGJlW MYqklhbnpucWG+kVJ+YWl+al6yXn525iBMbrtmM/t+xgXPnqo94hRiYOxkOMEhzMSiK8ZYs+ JwnxpiRWVqUW5ccXleakFh9iNAW6eyKzlGhyPjBh5JXEG5oZmBqamFkamFqaGSuJ83oWdCQK CaQnlqRmp6YWpBbB9DFxcEo1MJVeP6X3SWl/edOdO3IGOessTsxvXi55KTTxAefrrXcWzleR 4zPnzF9iWHvjixzTvGO+Ftcuva87O0XITC5gPiPHgb7FViWN50Ps2aLnfpURTJx9scB7SvPR tmBD05JVmU/9/9Wm8FyZs1MqsUbbuTWLh2NVp3YPG6Mdd9ru0BrTY92huzIzva8pv/0mqsJa 47bd7e5G27OGZWxncxeennNSWauzc1bzjJmPoiP+fZvNvXnLjoyrrv8Kb8sX1qdMytwpv2RG NffkbdM8As/v9frb6NlSc4XLneOuF+f2qC05vxfmvNhyQG3GlYlC7y4/yS25IuSh1PTwy5zQ wt+WH+sEuhMclY9fCimx4gtnUGIpzkg01GIuKk4EAGMLFrxgAwAA X-CMS-MailID: 20220811143046eucas1p2e49a778cff29476c7ebaef1d1c67d86c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20220811143046eucas1p2e49a778cff29476c7ebaef1d1c67d86c X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20220811143046eucas1p2e49a778cff29476c7ebaef1d1c67d86c References: <20220811143043.126029-1-p.raghav@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Define bdev_is_zoned(), bdev_zone_sectors() and bdev_get_queue() earlier in the blkdev.h include file. Simplify bdev_is_zoned() by removing the superfluous NULL check for request queue while we are at it. This commit has no functional change, and it is a prep patch for allowing zoned devices with non-power-of-2 zone sizes in the block layer. Signed-off-by: Pankaj Raghav Reviewed-by: Bart Van Assche --- include/linux/blkdev.h | 43 +++++++++++++++++++----------------------- 1 file changed, 19 insertions(+), 24 deletions(-) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index ab82d1ff0cce..84e7881262e3 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -635,6 +635,11 @@ static inline bool queue_is_mq(struct request_queue *q) return q->mq_ops; } +static inline struct request_queue *bdev_get_queue(struct block_device *bdev) +{ + return bdev->bd_queue; /* this is never NULL */ +} + #ifdef CONFIG_PM static inline enum rpm_status queue_rpm_status(struct request_queue *q) { @@ -666,6 +671,20 @@ static inline bool blk_queue_is_zoned(struct request_queue *q) } } +static inline bool bdev_is_zoned(struct block_device *bdev) +{ + return blk_queue_is_zoned(bdev_get_queue(bdev)); +} + +static inline sector_t bdev_zone_sectors(struct block_device *bdev) +{ + struct request_queue *q = bdev_get_queue(bdev); + + if (!blk_queue_is_zoned(q)) + return 0; + return q->limits.chunk_sectors; +} + #ifdef CONFIG_BLK_DEV_ZONED static inline unsigned int disk_nr_zones(struct gendisk *disk) { @@ -892,11 +911,6 @@ int bio_poll(struct bio *bio, struct io_comp_batch *iob, unsigned int flags); int iocb_bio_iopoll(struct kiocb *kiocb, struct io_comp_batch *iob, unsigned int flags); -static inline struct request_queue *bdev_get_queue(struct block_device *bdev) -{ - return bdev->bd_queue; /* this is never NULL */ -} - /* Helper to convert BLK_ZONE_ZONE_XXX to its string format XXX */ const char *blk_zone_cond_str(enum blk_zone_cond zone_cond); @@ -1296,25 +1310,6 @@ static inline enum blk_zoned_model bdev_zoned_model(struct block_device *bdev) return BLK_ZONED_NONE; } -static inline bool bdev_is_zoned(struct block_device *bdev) -{ - struct request_queue *q = bdev_get_queue(bdev); - - if (q) - return blk_queue_is_zoned(q); - - return false; -} - -static inline sector_t bdev_zone_sectors(struct block_device *bdev) -{ - struct request_queue *q = bdev_get_queue(bdev); - - if (!blk_queue_is_zoned(q)) - return 0; - return q->limits.chunk_sectors; -} - static inline int queue_dma_alignment(const struct request_queue *q) { return q ? q->dma_alignment : 511; -- 2.25.1