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Date: Fri, 15 Apr 2022 06:52:34 +0200 From: Christoph Hellwig <hch@....de> To: Jens Axboe <axboe@...nel.dk> Cc: dm-devel@...hat.com, linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-um@...ts.infradead.org, linux-block@...r.kernel.org, drbd-dev@...ts.linbit.com, nbd@...er.debian.org, ceph-devel@...r.kernel.org, virtualization@...ts.linux-foundation.org, xen-devel@...ts.xenproject.org, linux-bcache@...r.kernel.org, linux-raid@...r.kernel.org, linux-mmc@...r.kernel.org, linux-mtd@...ts.infradead.org, linux-nvme@...ts.infradead.org, linux-s390@...r.kernel.org, linux-scsi@...r.kernel.org, target-devel@...r.kernel.org, linux-btrfs@...r.kernel.org, linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net, cluster-devel@...hat.com, jfs-discussion@...ts.sourceforge.net, linux-nilfs@...r.kernel.org, ntfs3@...ts.linux.dev, ocfs2-devel@....oracle.com, linux-mm@...ck.org, "Martin K . Petersen" <martin.petersen@...cle.com> Subject: [PATCH 03/27] target: fix discard alignment on partitions Use the proper bdev_discard_alignment helper that accounts for partition offsets. Fixes: c66ac9db8d4a ("[SCSI] target: Add LIO target core v4.0.0-rc6") Signed-off-by: Christoph Hellwig <hch@....de> Reviewed-by: Martin K. Petersen <martin.petersen@...cle.com> --- drivers/target/target_core_device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index 3a1ec705cd80b..16e775bcf4a7c 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -849,8 +849,8 @@ bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib, */ attrib->max_unmap_block_desc_count = 1; attrib->unmap_granularity = q->limits.discard_granularity / block_size; - attrib->unmap_granularity_alignment = q->limits.discard_alignment / - block_size; + attrib->unmap_granularity_alignment = + bdev_discard_alignment(bdev) / block_size; return true; } EXPORT_SYMBOL(target_configure_unmap_from_queue); -- 2.30.2
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