linux-kernel - Re: [PATCH v2 2/4] ext4: Check for atomic writes support in write iter

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Message-ID: <6b840fc6-50d4-4e8f-abc6-370ae23639b6@oracle.com>
Date: Tue, 29 Oct 2024 08:55:42 +0000
From: John Garry <john.g.garry@...cle.com>
To: "Ritesh Harjani (IBM)" <ritesh.list@...il.com>, linux-ext4@...r.kernel.org
Cc: Theodore Ts'o <tytso@....edu>, Jan Kara <jack@...e.cz>,
        "Darrick J . Wong" <djwong@...nel.org>,
        Christoph Hellwig
 <hch@...radead.org>,
        Ojaswin Mujoo <ojaswin@...ux.ibm.com>,
        Dave Chinner <david@...morbit.com>, linux-kernel@...r.kernel.org,
        linux-xfs@...r.kernel.org, linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH v2 2/4] ext4: Check for atomic writes support in write
 iter

On 27/10/2024 18:17, Ritesh Harjani (IBM) wrote:
> Let's validate the given constraints for atomic write request.
> Otherwise it will fail with -EINVAL. Currently atomic write is only
> supported on DIO, so for buffered-io it will return -EOPNOTSUPP.
> 
> Signed-off-by: Ritesh Harjani (IBM)<ritesh.list@...il.com>

Reviewed-by: John Garry <john.g.garry@...cle.com>