linux-kernel - Re: [PATCH 4/4] io_submit.2: Document RWF

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Message-ID: <20231009174551.GF21283@frogsfrogsfrogs>
Date:   Mon, 9 Oct 2023 10:45:51 -0700
From:   "Darrick J. Wong" <djwong@...nel.org>
To:     John Garry <john.g.garry@...cle.com>
Cc:     linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
        martin.petersen@...cle.com, david@...morbit.com,
        himanshu.madhani@...cle.com
Subject: Re: [PATCH 4/4] io_submit.2: Document RWF_ATOMIC

On Fri, Sep 29, 2023 at 09:37:17AM +0000, John Garry wrote:
> Document RWF_ATOMIC for asynchronous I/O.
> 
> Signed-off-by: John Garry <john.g.garry@...cle.com>
> ---
>  man2/io_submit.2 | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/man2/io_submit.2 b/man2/io_submit.2
> index 1030bb6cd965..beba8865ac2a 100644
> --- a/man2/io_submit.2
> +++ b/man2/io_submit.2
> @@ -140,6 +140,11 @@ as well the description of
>  .B O_SYNC
>  in
>  .BR open (2).
> +.TP
> +.BR RWF_ATOMIC " (since Linux 6.7)"
> +Write a block of data such that a write will never be
> +torn from power fail or similar. See See the description

Nit: Double 'See' here.

--D

> +of the flag of the same name in pwritev2(2).
>  .RE
>  .TP
>  .I aio_lio_opcode
> -- 
> 2.31.1
>