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xfs: disable FITRIM for zoned RT devices

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The zoned allocator unconditionally issues zone resets or discards after
emptying an entire zone, so supporting FITRIM for a zoned RT device is
not useful.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
This commit is contained in:
Christoph Hellwig 2024-11-17 06:23:16 +01:00
parent 1d319ac6fe
commit f044dda351
1 changed files with 2 additions and 1 deletions
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3
fs/xfs/xfs_discard.c
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@ -844,7 +844,8 @@ xfs_ioc_trim(
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
if (mp->m_rtdev_targp &&
if (mp->m_rtdev_targp && !xfs_has_zoned(mp) &&
bdev_max_discard_sectors(mp->m_rtdev_targp->bt_bdev))
rt_bdev = mp->m_rtdev_targp->bt_bdev;
if (!bdev_max_discard_sectors(mp->m_ddev_targp->bt_bdev) && !rt_bdev)