From: Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
To: Tetsuo Handa
<penguin-kernel-JPay3/Yim36HaxMnTkn67Xf5DAMn2ifp@public.gmane.org>
Cc: dvyukov-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
syzkaller-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
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kcc-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
glider-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
sasha.levin-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org,
edumazet-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
gthelen-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Subject: Re: WARNING in handle_mm_fault
Date: Mon, 30 Nov 2015 17:20:00 +0100 [thread overview]
Message-ID: <20151130162000.GM17308@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <201511262033.EAB48965.FVJOOOMLFHStFQ-JPay3/Yim36HaxMnTkn67Xf5DAMn2ifp@public.gmane.org>
On Thu, Nov 26, 2015 at 08:33:05PM +0900, Tetsuo Handa wrote:
> By the way, does use of "unsigned char" than "unsigned" save some bytes?
There are architectures that cannot do independent byte writes. Best
leave it a machine word unless there's a real pressing reason otherwise.
prev parent reply other threads:[~2015-11-30 16:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-24 13:50 WARNING in handle_mm_fault Dmitry Vyukov
[not found] ` <CACT4Y+ZCkv0BPOdo3aiheA5LXzXhcnuiw7kCoWL=b9FcC8-wqg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-24 22:31 ` Johannes Weiner
[not found] ` <20151124223116.GA2874-druUgvl0LCNAfugRpC6u6w@public.gmane.org>
2015-11-25 13:05 ` Dmitry Vyukov
2015-11-25 13:12 ` Dmitry Vyukov
2015-11-25 8:44 ` Michal Hocko
[not found] ` <20151125084403.GA24703-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2015-11-25 10:51 ` Tetsuo Handa
2015-11-25 13:08 ` Dmitry Vyukov
[not found] ` <CACT4Y+Zn+mK37-mvqDQTyt1Psp6HT2heT0e937SO24F7V1q7PA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-25 15:27 ` Tetsuo Handa
2015-11-25 17:21 ` Dmitry Vyukov
[not found] ` <CACT4Y+ZdF09hOnb_bL4GNjytSMMGvNde8=9pdZt6gZQB1sp0hQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-25 17:32 ` Dmitry Vyukov
2015-11-25 17:37 ` Michal Hocko
[not found] ` <20151125173730.GS27283-2MMpYkNvuYDjFM9bn6wA6Q@public.gmane.org>
2015-11-25 17:44 ` Dmitry Vyukov
[not found] ` <CACT4Y+Y0EESD_HhgGE2pWPqfJsDgvSny=ZMfP1ewaSzd6z_bLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-26 11:33 ` Tetsuo Handa
[not found] ` <201511262033.EAB48965.FVJOOOMLFHStFQ-JPay3/Yim36HaxMnTkn67Xf5DAMn2ifp@public.gmane.org>
2015-11-30 16:20 ` Peter Zijlstra [this message]
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