linux-kernel - [PATCH] f2fs:remove the restriction on zone sector being align to pow2

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Date: Sun, 28 Apr 2024 19:14:57 +0800
From: Liao Yuanhong <liaoyuanhong@...o.com>
To: Jaegeuk Kim <jaegeuk@...nel.org>,
	Chao Yu <chao@...nel.org>
Cc: bo.wu@...o.com,
	linux-f2fs-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org,
	Liao Yuanhong <liaoyuanhong@...o.com>
Subject: [PATCH] f2fs:remove the restriction on zone sector being align to pow2

For zoned-UFS, sector size may not aligned to pow2, so we need to remove 
the pow2 limitation.

Signed-off-by: Liao Yuanhong <liaoyuanhong@...o.com>
---
 drivers/md/dm-table.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 41f1d731ae5a..823f2f6a2d53 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1663,10 +1663,6 @@ static int validate_hardware_zoned(struct dm_table *t, bool zoned,
 		return -EINVAL;
 	}
 
-	/* Check zone size validity and compatibility */
-	if (!zone_sectors || !is_power_of_2(zone_sectors))
-		return -EINVAL;
-
 	if (dm_table_any_dev_attr(t, device_not_matches_zone_sectors, &zone_sectors)) {
 		DMERR("%s: zone sectors is not consistent across all zoned devices",
 		      dm_device_name(t->md));
-- 
2.25.1