linux-kernel - Re: [PATCH RFC 09/10] xfs: Update atomic write max size

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Message-ID: <133de98f-4d62-4885-a3b3-fe57ab7455a4@oracle.com>
Date: Fri, 7 Feb 2025 11:53:50 +0000
From: John Garry <john.g.garry@...cle.com>
To: "Darrick J. Wong" <djwong@...nel.org>
Cc: brauner@...nel.org, cem@...nel.org, dchinner@...hat.com, hch@....de,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, ojaswin@...ux.ibm.com,
        ritesh.list@...il.com, martin.petersen@...cle.com
Subject: Re: [PATCH RFC 09/10] xfs: Update atomic write max size

On 06/02/2025 21:54, Darrick J. Wong wrote:
>>> I think you need two awu_maxes here -- one for the data device, and
>>> another for the realtime device.
>> How about we just don't support rtdev initially for this CoW-based method,
>> i.e. stick at 1x FSB awu max?
> I guess, but that's more unfinished business.

Understood. Let me see how the changes look for RT and then reconsider.

Cheers,
John