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Tue, 21 Jan 2020 10:42:51 +0000 (UTC) Received: from relay.sw.ru (relay.sw.ru [185.231.240.75]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-369-VbeOV5tqO0KvI7VWrP63eQ-1; Tue, 21 Jan 2020 05:42:49 -0500 Received: from dhcp-172-16-24-104.sw.ru ([172.16.24.104] helo=localhost.localdomain) by relay.sw.ru with esmtp (Exim 4.92.3) (envelope-from ) id 1itqzP-0006P9-Ja; Tue, 21 Jan 2020 13:42:31 +0300 From: Kirill Tkhai To: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, martin.petersen@oracle.com, bob.liu@oracle.com, axboe@kernel.dk, agk@redhat.com, snitzer@redhat.com, dm-devel@redhat.com, song@kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, Chaitanya.Kulkarni@wdc.com, darrick.wong@oracle.com, ming.lei@redhat.com, osandov@fb.com, jthumshirn@suse.de, minwoo.im.dev@gmail.com, damien.lemoal@wdc.com, andrea.parri@amarulasolutions.com, hare@suse.com, tj@kernel.org, ajay.joshi@wdc.com, sagi@grimberg.me, dsterba@suse.com, chaitanya.kulkarni@wdc.com, bvanassche@acm.org, dhowells@redhat.com, asml.silence@gmail.com, ktkhai@virtuozzo.com Date: Tue, 21 Jan 2020 13:42:31 +0300 Message-ID: <157960335141.108120.13282906580976004888.stgit@localhost.localdomain> In-Reply-To: <157960325642.108120.13626623438131044304.stgit@localhost.localdomain> References: <157960325642.108120.13626623438131044304.stgit@localhost.localdomain> User-Agent: StGit/0.19 MIME-Version: 1.0 X-MC-Unique: VbeOV5tqO0KvI7VWrP63eQ-1 X-MC-Unique: hZHOTNo9PkmqJLy-eGaJ1Q-1 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 00LAgr3c005878 X-loop: dm-devel@redhat.com X-Mailman-Approved-At: Wed, 22 Jan 2020 03:20:59 -0500 Subject: [dm-devel] [PATCH v4 2/7] block: Pass op_flags into blk_queue_get_max_sectors() X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com This preparation patch changes argument type, and now the function takes full op_flags instead of just op code. Signed-off-by: Kirill Tkhai --- block/blk-core.c | 4 ++-- include/linux/blkdev.h | 8 +++++--- 2 files changed, 7 insertions(+), 5 deletions(-) -- dm-devel mailing list dm-devel@redhat.com https://www.redhat.com/mailman/listinfo/dm-devel diff --git a/block/blk-core.c b/block/blk-core.c index 50a5de025d5e..ac2634bcda1f 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -1250,10 +1250,10 @@ EXPORT_SYMBOL(submit_bio); static int blk_cloned_rq_check_limits(struct request_queue *q, struct request *rq) { - if (blk_rq_sectors(rq) > blk_queue_get_max_sectors(q, req_op(rq))) { + if (blk_rq_sectors(rq) > blk_queue_get_max_sectors(q, rq->cmd_flags)) { printk(KERN_ERR "%s: over max size limit. (%u > %u)\n", __func__, blk_rq_sectors(rq), - blk_queue_get_max_sectors(q, req_op(rq))); + blk_queue_get_max_sectors(q, rq->cmd_flags)); return -EIO; } diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 0f1127d0b043..23a5850f35f6 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -989,8 +989,10 @@ static inline struct bio_vec req_bvec(struct request *rq) } static inline unsigned int blk_queue_get_max_sectors(struct request_queue *q, - int op) + unsigned int op_flags) { + int op = op_flags & REQ_OP_MASK; + if (unlikely(op == REQ_OP_DISCARD || op == REQ_OP_SECURE_ERASE)) return min(q->limits.max_discard_sectors, UINT_MAX >> SECTOR_SHIFT); @@ -1029,10 +1031,10 @@ static inline unsigned int blk_rq_get_max_sectors(struct request *rq, if (!q->limits.chunk_sectors || req_op(rq) == REQ_OP_DISCARD || req_op(rq) == REQ_OP_SECURE_ERASE) - return blk_queue_get_max_sectors(q, req_op(rq)); + return blk_queue_get_max_sectors(q, rq->cmd_flags); return min(blk_max_size_offset(q, offset), - blk_queue_get_max_sectors(q, req_op(rq))); + blk_queue_get_max_sectors(q, rq->cmd_flags)); } static inline unsigned int blk_rq_count_bios(struct request *rq)