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Fri, 23 Sep 2022 17:36:30 +0000 (GMT) Received: from eusmgms2.samsung.com (unknown [182.198.249.180]) by eusmtrp2.samsung.com (KnoxPortal) with ESMTP id 20220923173630eusmtrp237cccf5026ff5eaef52d2f5f142c38f2~XjeJZrk661023410234eusmtrp2_; Fri, 23 Sep 2022 17:36:30 +0000 (GMT) X-AuditID: cbfec7f5-a35ff70000014bb2-c0-632dee9e0e20 Received: from eusmtip2.samsung.com ( [203.254.199.222]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id CB.5F.10862.E9EED236; Fri, 23 Sep 2022 18:36:30 +0100 (BST) Received: from localhost (unknown [106.210.248.168]) by eusmtip2.samsung.com (KnoxPortal) with ESMTPA id 20220923173630eusmtip22323d39c07b74819b2046f769f84a3ef~XjeJFAcbY2300023000eusmtip2l; Fri, 23 Sep 2022 17:36:30 +0000 (GMT) From: Pankaj Raghav To: snitzer@kernel.org, axboe@kernel.dk, agk@redhat.com, hch@lst.de, damien.lemoal@opensource.wdc.com Cc: jaegeuk@kernel.org, gost.dev@samsung.com, bvanassche@acm.org, linux-kernel@vger.kernel.org, hare@suse.de, matias.bjorling@wdc.com, Johannes.Thumshirn@wdc.com, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org, pankydev8@gmail.com, dm-devel@redhat.com, Pankaj Raghav , Johannes Thumshirn Subject: [PATCH v15 10/13] dm-table: allow zoned devices with non power-of-2 zone sizes Date: Fri, 23 Sep 2022 19:36:15 +0200 Message-Id: <20220923173618.6899-11-p.raghav@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220923173618.6899-1-p.raghav@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrHKsWRmVeSWpSXmKPExsWy7djP87rz3ukmG6xcZmOx/tQxZovVd/vZ LKZ9+Mls8fvseWaLve9ms1rcPLCTyWLPoklMFitXH2WyeLJ+FrPF3657TBZ7b2lbXN41h81i /rKn7BYT2r4yW3xe2sJusebmUxaLE7ekHQQ9Ll/x9tg56y67x+WzpR6bVnWyeWxeUu+x+2YD m8fO1vusHu/3XWXz6NuyitFj8+lqj8+b5DzaD3QzBfBEcdmkpOZklqUW6dslcGV8WP6XrWAN X8X8DxcYGxgvcXcxcnJICJhI9J9+wdrFyMUhJLCCUeLY9pdsEM4XRomHy6dDOZ8ZJSZNvsYM 07Lr9QJ2iMRyRon2zdcYIZyXjBIbzk4GynBwsAloSTR2soM0iAikSxzfehOsgVngJZPEg9N3 WUASwgKREo8eXACbyiKgKrGou5EJpJdXwFJi8m5HiGXyEjMvfQcbyQkU7m+sAQnzCghKnJz5 BGwKM1BJ89bZzCDjJQQ2c0rc/HyPBaLXReL3nLtQRwtLvDq+hR3ClpH4v3M+E4RdLfH0xm+o 5hZGif6d69lAlkkIWEv0nckBMZkFNCXW79KHKHeU2POtlRWigk/ixltBiBP4JCZtm84MEeaV 6GgTgqhWktj58wnUUgmJy01zoA7zkNi7/iPLBEbFWUiemYXkmVkIexcwMq9iFE8tLc5NTy02 zkst1ytOzC0uzUvXS87P3cQITIKn/x3/uoNxxauPeocYmTgYDzFKcDArifCmXNRNFuJNSays Si3Kjy8qzUktPsQozcGiJM7LNkMrWUggPbEkNTs1tSC1CCbLxMEp1cC0rK30/gwXTonKFr3/ tjs0du+6oncv9j/zRQXNo21zGa0Yd4ml5f86brWttOGw3LLlG5oeJznn/vZs36G2tp3x4Wnj G0rfouff4r7Q7py7yq70V7Ot9/OQzW8+qqfzND0KN1sjV7DIM1c/98KnPc/27b5y8UbrrVVV G3LfWoda21SuPup6VmO+foPe1K8XLx+f5Fl93Z7RUePYwwWuq9ecOGb+Wl63a8syzY/KQo0N um2Tg72PCL+akvO8ZfpJdu0Koaagd22CRoqteuafDTbsXNrycJLPJC9Pk19b/f2PZ/GE6nZe 6NjG3vQ2WH1HeNVhv3VbEhkTv7o6lp98FhB5XKJh+eRZ2/j+ZE1e53JBiaU4I9FQi7moOBEA wEKFZvEDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrDIsWRmVeSWpSXmKPExsVy+t/xe7rz3ukmG7TvVbJYf+oYs8Xqu/1s FtM+/GS2+H32PLPF3nezWS1uHtjJZLFn0SQmi5WrjzJZPFk/i9nib9c9Jou9t7QtLu+aw2Yx f9lTdosJbV+ZLT4vbWG3WHPzKYvFiVvSDoIel694e+ycdZfd4/LZUo9NqzrZPDYvqffYfbOB zWNn631Wj/f7rrJ59G1Zxeix+XS1x+dNch7tB7qZAnii9GyK8ktLUhUy8otLbJWiDS2M9Awt LfSMTCz1DI3NY62MTJX07WxSUnMyy1KL9O0S9DI+LP/LVrCGr2L+hwuMDYyXuLsYOTkkBEwk dr1ewN7FyMUhJLCUUWLK/3/MEAkJidsLmxghbGGJP9e62CCKnjNKXDy9DMjh4GAT0JJo7GQH qRERyJU4tvYeK0gNs8B3JomrzVfZQWqEBcIlts4wAalhEVCVWNTdyAQS5hWwlJi82xFivLzE zEvfwao5gcL9jTUgYSEBC4nzix+BTecVEJQ4OfMJC4jNDFTevHU28wRGgVlIUrOQpBYwMq1i FEktLc5Nzy020itOzC0uzUvXS87P3cQIjNZtx35u2cG48tVHvUOMTByMhxglOJiVRHhTLuom C/GmJFZWpRblxxeV5qQWH2I0Bbp6IrOUaHI+MF3klcQbmhmYGpqYWRqYWpoZK4nzehZ0JAoJ pCeWpGanphakFsH0MXFwSjUw+SzfFNuwhLX13NGVG56JCEf5Bm+2673H7fouS3POXOsZCSwL VbMnhF8y+3tsPmuAzsNX1uv6u2znpid/6Fbbd/dvut/hnOq7Boz/Jj/e0xtq97HfvXDn2cnP zzHufsnw5Jfnjrip8pF9/47PvMXG4zOv6ch6ji1z8+pXPzPkfRkzZX/OVLeHrtyMlq++lyX+ izwfkbUrwWCbxb+SOaE/zEXOBd38e/zp8dsts7dNYPs43UlNN/jTzw+/I4x3fDmtXC+UdPKU WkHHs6TDfycUyya+OOoaamG848ivKy47D8kflLHoKhBoy/F/77lgG2/XgkcTjk7k2m6lsik1 LIdpzbepPBUtLz7zvLPdtbrsBocSS3FGoqEWc1FxIgDY+CU0XwMAAA== X-CMS-MailID: 20220923173630eucas1p2bae6918f0c165051464e62c5172a80e0 X-Msg-Generator: CA X-RootMTR: 20220923173630eucas1p2bae6918f0c165051464e62c5172a80e0 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20220923173630eucas1p2bae6918f0c165051464e62c5172a80e0 References: <20220923173618.6899-1-p.raghav@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Allow dm to support zoned devices with non power-of-2(po2) zone sizes as the block layer now supports it. Signed-off-by: Pankaj Raghav Reviewed-by: Bart Van Assche Reviewed-by: Damien Le Moal Reviewed-by: Johannes Thumshirn Reviewed-by: Mike Snitzer --- drivers/md/dm-table.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index e42016359a77..38b83c383e8f 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -250,7 +250,7 @@ static int device_area_is_invalid(struct dm_target *ti, struct dm_dev *dev, if (bdev_is_zoned(bdev)) { unsigned int zone_sectors = bdev_zone_sectors(bdev); - if (start & (zone_sectors - 1)) { + if (!bdev_is_zone_start(bdev, start)) { DMERR("%s: start=%llu not aligned to h/w zone size %u of %pg", dm_device_name(ti->table->md), (unsigned long long)start, @@ -267,7 +267,7 @@ static int device_area_is_invalid(struct dm_target *ti, struct dm_dev *dev, * devices do not end up with a smaller zone in the middle of * the sector range. */ - if (len & (zone_sectors - 1)) { + if (!bdev_is_zone_start(bdev, len)) { DMERR("%s: len=%llu not aligned to h/w zone size %u of %pg", dm_device_name(ti->table->md), (unsigned long long)len, @@ -1647,8 +1647,7 @@ static int validate_hardware_zoned_model(struct dm_table *t, return -EINVAL; } - /* Check zone size validity and compatibility */ - if (!zone_sectors || !is_power_of_2(zone_sectors)) + if (!zone_sectors) return -EINVAL; if (dm_table_any_dev_attr(t, device_not_matches_zone_sectors, &zone_sectors)) {