linux-kernel - Re: [PATCH v11 01/14] entry: Remove unused syscall in syscall_trace

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Message-ID: <87tsw3l89y.ffs@tglx>
Date: Fri, 30 Jan 2026 11:11:37 +0100
From: Thomas Gleixner <tglx@...nel.org>
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,
 kevin.brodsky@....com, deller@....de, akpm@...ux-foundation.org,
 charlie@...osinc.com, ldv@...ace.io, mark.rutland@....com,
 anshuman.khandual@....com, song@...nel.org, ryan.roberts@....com,
 thuth@...hat.com, ada.coupriediaz@....com, broonie@...nel.org,
 pengcan@...inos.cn, liqiang01@...inos.cn, kmal@...k.li,
 dvyukov@...gle.com, reddybalavignesh9979@...il.com,
 richard.weiyang@...il.com, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc: ruanjinjie@...wei.com
Subject: Re: [PATCH v11 01/14] entry: Remove unused syscall in
 syscall_trace_enter()

On Wed, Jan 28 2026 at 11:19, Jinjie Ruan wrote:
> The 'syscall' argument in syscall_trace_enter() is immediately overwritten
> before any real use and serves only as a local variable, so drop
> the parameter.

This collides with the already queued time slice extension changes,
which rely on syscall to be handed in:

https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?h=sched/core&id=dd0a04606937af5810e9117d343ee3792635bd3d

Please drop this for now.

Thanks,

        tglx