linux-kernel - Re: [PATCH 03/22] pidfs: add missing PIDFD_INFO_SIZE

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Message-ID: <CAJqdLrqvH4Trs=mbQ8qQGqw1tFdBg_5CLSByT8Ectxbk1p_36Q@mail.gmail.com>
Date: Mon, 3 Nov 2025 16:36:17 +0100
From: Alexander Mikhalitsyn <alexander@...alicyn.com>
To: Christian Brauner <brauner@...nel.org>
Cc: linux-fsdevel@...r.kernel.org, Oleg Nesterov <oleg@...hat.com>, 
	Amir Goldstein <amir73il@...il.com>, Aleksa Sarai <cyphar@...har.com>, 
	Yu Watanabe <watanabe.yu+github@...il.com>, Josef Bacik <josef@...icpanda.com>, 
	Jeff Layton <jlayton@...nel.org>, Jann Horn <jannh@...gle.com>, 
	Luca Boccassi <luca.boccassi@...il.com>, linux-kernel@...r.kernel.org, 
	Alexander Viro <viro@...iv.linux.org.uk>, Jan Kara <jack@...e.cz>, 
	Lennart Poettering <lennart@...ttering.net>, Mike Yuan <me@...dnzj.com>, 
	Zbigniew Jędrzejewski-Szmek <zbyszek@...waw.pl>
Subject: Re: [PATCH 03/22] pidfs: add missing PIDFD_INFO_SIZE_VER1

Am Di., 28. Okt. 2025 um 09:46 Uhr schrieb Christian Brauner
<brauner@...nel.org>:
>
> We grew struct pidfd_info not too long ago.
>
> Fixes: 1d8db6fd698d ("pidfs, coredump: add PIDFD_INFO_COREDUMP")
> Signed-off-by: Christian Brauner <brauner@...nel.org>

Reviewed-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@...onical.com>

> ---
>  include/uapi/linux/pidfd.h | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h
> index 957db425d459..6ccbabd9a68d 100644
> --- a/include/uapi/linux/pidfd.h
> +++ b/include/uapi/linux/pidfd.h
> @@ -28,6 +28,7 @@
>  #define PIDFD_INFO_COREDUMP            (1UL << 4) /* Only returned if requested. */
>
>  #define PIDFD_INFO_SIZE_VER0           64 /* sizeof first published struct */
> +#define PIDFD_INFO_SIZE_VER1           72 /* sizeof second published struct */
>
>  /*
>   * Values for @coredump_mask in pidfd_info.
>
> --
> 2.47.3
>