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Re: [PATCH 26/27] block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD
- To: Christoph Hellwig <hch@xxxxxx>
- From: Coly Li <colyli@xxxxxxx>
- Date: Sat, 9 Apr 2022 22:32:52 +0800
- Cc: dm-devel@xxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-um@xxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, drbd-dev@xxxxxxxxxxxxxxxx, nbd@xxxxxxxxxxxxxxxx, ceph-devel@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, Jens Axboe <axboe@xxxxxxxxx>, linux-bcache@xxxxxxxxxxxxxxx, linux-raid@xxxxxxxxxxxxxxx, linux-mmc@xxxxxxxxxxxxxxx, linux-mtd@xxxxxxxxxxxxxxxxxxx, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, target-devel@xxxxxxxxxxxxxxx, linux-btrfs@xxxxxxxxxxxxxxx, linux-ext4@xxxxxxxxxxxxxxx, linux-f2fs-devel@xxxxxxxxxxxxxxxxxxxxx, cluster-devel@xxxxxxxxxx, jfs-discussion@xxxxxxxxxxxxxxxxxxxxx, linux-nilfs@xxxxxxxxxxxxxxx, ntfs3@xxxxxxxxxxxxxxx, ocfs2-devel@xxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, "Martin K . Petersen" <martin.petersen@xxxxxxxxxx>, Christoph Böhmwalder <christoph.boehmwalder@xxxxxxxxxx>, Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>, David Sterba <dsterba@xxxxxxxx>
- Delivery-date: Sat, 09 Apr 2022 14:33:35 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 4/9/22 12:50 PM, Christoph Hellwig wrote:
Secure erase is a very different operation from discard in that it is
a data integrity operation vs hint. Fully split the limits and helper
infrastructure to make the separation more clear.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Acked-by: Christoph Böhmwalder <christoph.boehmwalder@xxxxxxxxxx> [drbd]
Acked-by: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx> [nifs2]
Acked-by: Coly Li <colyli@xxxxxxx> [drbd]
Hi Christoph,
My ACK is for bcache, not drbd here.
Thanks.
Coly Li
Acked-by: David Sterba <dsterba@xxxxxxxx> [btrfs]
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