linux-ext4 - Re: [PATCH 26/27] block: decouple REQ_OP_SECURE_ERASE from REQ_OP

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Date:   Fri, 15 Apr 2022 05:51:29 +0000
From:   Chaitanya Kulkarni <chaitanyak@...dia.com>
To:     Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>
CC:     "dm-devel@...hat.com" <dm-devel@...hat.com>,
        "linux-xfs@...r.kernel.org" <linux-xfs@...r.kernel.org>,
        "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
        "linux-um@...ts.infradead.org" <linux-um@...ts.infradead.org>,
        "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>,
        "drbd-dev@...ts.linbit.com" <drbd-dev@...ts.linbit.com>,
        "nbd@...er.debian.org" <nbd@...er.debian.org>,
        "ceph-devel@...r.kernel.org" <ceph-devel@...r.kernel.org>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>,
        "linux-bcache@...r.kernel.org" <linux-bcache@...r.kernel.org>,
        "linux-raid@...r.kernel.org" <linux-raid@...r.kernel.org>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
        "linux-nvme@...ts.infradead.org" <linux-nvme@...ts.infradead.org>,
        "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "target-devel@...r.kernel.org" <target-devel@...r.kernel.org>,
        "linux-btrfs@...r.kernel.org" <linux-btrfs@...r.kernel.org>,
        "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>,
        "linux-f2fs-devel@...ts.sourceforge.net" 
        <linux-f2fs-devel@...ts.sourceforge.net>,
        "cluster-devel@...hat.com" <cluster-devel@...hat.com>,
        "jfs-discussion@...ts.sourceforge.net" 
        <jfs-discussion@...ts.sourceforge.net>,
        "linux-nilfs@...r.kernel.org" <linux-nilfs@...r.kernel.org>,
        "ntfs3@...ts.linux.dev" <ntfs3@...ts.linux.dev>,
        "ocfs2-devel@....oracle.com" <ocfs2-devel@....oracle.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Christoph Böhmwalder 
        <christoph.boehmwalder@...bit.com>,
        Ryusuke Konishi <konishi.ryusuke@...il.com>,
        Jaegeuk Kim <jaegeuk@...nel.org>, Coly Li <colyli@...e.de>,
        David Sterba <dsterba@...e.com>
Subject: Re: [PATCH 26/27] block: decouple REQ_OP_SECURE_ERASE from
 REQ_OP_DISCARD

On 4/14/22 21:52, 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@....de>
> Reviewed-by: Martin K. Petersen <martin.petersen@...cle.com>
> Acked-by: Christoph Böhmwalder <christoph.boehmwalder@...bit.com> [drbd]
> Acked-by: Ryusuke Konishi <konishi.ryusuke@...il.com> [nifs2]
> Acked-by: Jaegeuk Kim <jaegeuk@...nel.org> [f2fs]
> Acked-by: Coly Li <colyli@...e.de> [bcache]
> Acked-by: David Sterba <dsterba@...e.com> [btrfs]
> ---

Looks good.

Reviewed-by: Chaitanya Kulkarni <kch@...dia.com>

-ck