linux-kernel - Re: [PATCH] [v2] nvme-pci: disable write zeros support on specific SSDs

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Message-ID: <20220315132202.GA12452@lst.de>
Date:   Tue, 15 Mar 2022 14:22:02 +0100
From:   Christoph Hellwig <hch@....de>
To:     Mark Hsieh <mark_hsieh@...tron.corp-partner.google.com>
Cc:     linux-kernel@...r.kernel.org, linux-nvme@...ts.infradead.org,
        sagi@...mberg.me, hch@....de, axboe@...com, kbusch@...nel.org,
        alsa-devel@...a-project.org, Mark_Hsieh@...tron.com
Subject: Re: [PATCH] [v2] nvme-pci: disable write zeros support on specific
 SSDs

On Tue, Mar 15, 2022 at 09:20:59PM +0800, Mark Hsieh wrote:
> Like commit 5611ec2b9814 ("nvme-pci: prevent SK hynix PC400 from using
> Write Zeroes command"), Micron has the same issue:
> [ 6305.633887] blk_update_request: operation not supported error, dev
> nvme0n1, sector 340812032 op 0x9:(WRITE_ZEROES) flags 0x0 phys_seg 0 prio class 0
> 
> So also disable Write Zeroes command on Micron.

This still ignores all the questions I've asked.