From: Peter Zijlstra <peterz@infradead.org>
To: Kees Cook <keescook@chromium.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@alien8.de>,
x86@kernel.org, Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Daniel Bristot de Oliveira <bristot@redhat.com>,
linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org
Subject: Re: [PATCH] sched: task_struct: Fill unconditional hole induced by sched_entity
Date: Wed, 6 Oct 2021 11:27:03 +0200 [thread overview]
Message-ID: <YV1r57V3baZIs8dl@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <202110052146.D639C70@keescook>
On Tue, Oct 05, 2021 at 09:48:51PM -0700, Kees Cook wrote:
> On Thu, Sep 23, 2021 at 07:54:50PM -0700, Kees Cook wrote:
> > With struct sched_entity before the other sched entities, its alignment
> > won't induce a struct hole. This saves 64 bytes in defconfig task_struct:
>
> Friendly ping. Can someone snag this for -tip please?
Hurpmf... if only we had like perf driven pahole output :/
Picked it up, we'll see what if anything hurts.
next prev parent reply other threads:[~2021-10-06 9:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-24 2:54 [PATCH] sched: task_struct: Fill unconditional hole induced by sched_entity Kees Cook
2021-10-06 4:48 ` Kees Cook
2021-10-06 9:27 ` Peter Zijlstra [this message]
2021-10-06 16:31 ` Kees Cook
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