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From:   Pankaj Raghav <p.raghav@samsung.com>
To:     hch@lst.de, snitzer@redhat.com, damien.lemoal@opensource.wdc.com,
        axboe@kernel.dk
Cc:     bvanassche@acm.org, linux-kernel@vger.kernel.org,
        jiangbo.365@bytedance.com, hare@suse.de, pankydev8@gmail.com,
        dm-devel@redhat.com, jonathan.derrick@linux.dev,
        gost.dev@samsung.com, dsterba@suse.com, jaegeuk@kernel.org,
        linux-nvme@lists.infradead.org, Johannes.Thumshirn@wdc.com,
        linux-block@vger.kernel.org, Pankaj Raghav <p.raghav@samsung.com>,
        Luis Chamberlain <mcgrof@kernel.org>
Subject: [PATCH v7 10/13] dm-table: use bdev_is_zone_start helper in
 device_area_is_invalid()
Date:   Wed, 15 Jun 2022 12:19:17 +0200
Message-Id: <20220615101920.329421-11-p.raghav@samsung.com>
In-Reply-To: <20220615101920.329421-1-p.raghav@samsung.com>
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References: <20220615101920.329421-1-p.raghav@samsung.com>
        <CGME20220615102000eucas1p27720aaa3c309327b2b9a33c5f840f498@eucas1p2.samsung.com>
Precedence: bulk

Use bdev_is_zone_start() helper that uses generic calculation to check
for zone alignment instead of using po2 based alignment check.

Signed-off-by: Pankaj Raghav <p.raghav@samsung.com>
Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>
---
 drivers/md/dm-table.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index bd539afbf..b553cdb6d 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -251,7 +251,7 @@ 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 (blk_queue_is_zone_start(bdev_get_queue(bdev), start)) {
 			DMWARN("%s: start=%llu not aligned to h/w zone size %u of %pg",
 			       dm_device_name(ti->table->md),
 			       (unsigned long long)start,
@@ -268,7 +268,7 @@ 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 (blk_queue_is_zone_start(bdev_get_queue(bdev), len)) {
 			DMWARN("%s: len=%llu not aligned to h/w zone size %u of %pg",
 			       dm_device_name(ti->table->md),
 			       (unsigned long long)len,
-- 
2.25.1