linux-kernel - Re: [PATCH v7 04/11] entry: Add syscall_exit_to_user_mode

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Message-ID: <87zf8k7p0v.ffs@tglx>
Date: Mon, 17 Nov 2025 14:43:44 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: Jinjie Ruan <ruanjinjie@...wei.com>, catalin.marinas@....com,
 will@...nel.org, oleg@...hat.com, peterz@...radead.org, luto@...nel.org,
 shuah@...nel.org, kees@...nel.org, wad@...omium.org,
 akpm@...ux-foundation.org, ldv@...ace.io, macro@...am.me.uk,
 deller@....de, mark.rutland@....com, song@...nel.org, mbenes@...e.cz,
 ryan.roberts@....com, ada.coupriediaz@....com, anshuman.khandual@....com,
 broonie@...nel.org, kevin.brodsky@....com, pengcan@...inos.cn,
 dvyukov@...gle.com, kmal@...k.li, lihongbo22@...wei.com,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-kselftest@...r.kernel.org
Cc: ruanjinjie@...wei.com
Subject: Re: [PATCH v7 04/11] entry: Add syscall_exit_to_user_mode_prepare()
 helper

On Mon, Nov 17 2025 at 21:30, Jinjie Ruan wrote:

> In the generic entry code, the part before
> syscall_exit_to_user_mode_work() calls syscall_exit_work(), which
> serves the same purpose as syscall_exit_to_user_mode_prepare()
> in arm64.
>
> In preparation for moving arm64 over to the generic entry
> code, extract syscall_exit_to_user_mode_prepare() helper from
> syscall_exit_to_user_mode_work().
>
> No functional changes.
>
> Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>