linux-toolchains.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Luck, Tony" <tony.luck@intel.com>
To: "Torvalds, Linus" <torvalds@linux-foundation.org>,
	Jakub Jelinek <jakub@redhat.com>
Cc: Segher Boessenkool <segher@kernel.crashing.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	"Eranian, Stephane" <eranian@google.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"Chatre, Reinette" <reinette.chatre@intel.com>,
	"Yu, Fenghua" <fenghua.yu@intel.com>,
	"peternewman@google.com" <peternewman@google.com>,
	"james.morse@arm.com" <james.morse@arm.com>,
	"babu.moger@amd.com" <babu.moger@amd.com>,
	"ananth.narayan@amd.com" <ananth.narayan@amd.com>,
	"vschneid@redhat.com" <vschneid@redhat.com>,
	Nathan Chancellor <nathan@kernel.org>,
	clang-built-linux <llvm@lists.linux.dev>,
	Borislav Petkov <bp@alien8.de>, "H. Peter Anvin" <hpa@zytor.com>,
	"linux-toolchains@vger.kernel.org"
	<linux-toolchains@vger.kernel.org>
Subject: RE: [PATCH] x86/resctrl: avoid compiler optimization in __resctrl_sched_in
Date: Tue, 7 Mar 2023 21:35:12 +0000	[thread overview]
Message-ID: <SJ1PR11MB60835681E8FE389EC0A1825DFCB79@SJ1PR11MB6083.namprd11.prod.outlook.com> (raw)
In-Reply-To: <CAHk-=whCA4-uc5WV_-68Mpmu-TiSv6fxkSjZ19zzcW9jpSxDvA@mail.gmail.com>

> Ok, so here's a *ttoally* untested and mindless patch to maybe fix
> what I dislike about that resctl code.
>
> Does it fix the code generation issue? I have no idea. But this is
> what I would suggest is the right answer, without actually knowing the
> code any better, and just going on a mindless rampage.
>
> It seems to compile for me, fwiw.

Beyond compiling it boots and passes the tools/testing/selftests/resctrl test suite.

Tested-by: Tony Luck <tony.luck@intel.com>

-Tony

  reply	other threads:[~2023-03-07 21:35 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20230303231133.1486085-1-eranian@google.com>
     [not found] ` <20230306120106.GE1267364@hirez.programming.kicks-ass.net>
     [not found]   ` <CAKwvOdnRvd5KK01awAyeyt5S36TPPW4_8Z6YL1r4gB-pBrHTbg@mail.gmail.com>
2023-03-07 11:35     ` [PATCH] x86/resctrl: avoid compiler optimization in __resctrl_sched_in Peter Zijlstra
2023-03-07 17:48       ` Linus Torvalds
2023-03-07 18:43       ` Segher Boessenkool
2023-03-07 20:43         ` Jakub Jelinek
2023-03-07 20:54           ` Linus Torvalds
2023-03-07 21:06             ` Linus Torvalds
2023-03-07 21:35               ` Luck, Tony [this message]
2023-03-07 21:58                 ` Nick Desaulniers
2023-03-08  6:13               ` Stephane Eranian
2023-03-08 23:25                 ` Linus Torvalds
2023-03-08 16:02               ` Moger, Babu
2023-03-07 21:11             ` Luck, Tony
2023-03-07 21:14               ` Linus Torvalds
2023-03-07 21:23                 ` Luck, Tony
2023-03-08  0:36                   ` Luck, Tony
2023-03-07 21:16               ` Nick Desaulniers
2023-03-07 21:19                 ` Linus Torvalds
2023-03-07 21:22                   ` Nick Desaulniers

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=SJ1PR11MB60835681E8FE389EC0A1825DFCB79@SJ1PR11MB6083.namprd11.prod.outlook.com \
    --to=tony.luck@intel.com \
    --cc=ananth.narayan@amd.com \
    --cc=babu.moger@amd.com \
    --cc=bp@alien8.de \
    --cc=eranian@google.com \
    --cc=fenghua.yu@intel.com \
    --cc=hpa@zytor.com \
    --cc=jakub@redhat.com \
    --cc=james.morse@arm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-toolchains@vger.kernel.org \
    --cc=llvm@lists.linux.dev \
    --cc=nathan@kernel.org \
    --cc=ndesaulniers@google.com \
    --cc=peternewman@google.com \
    --cc=peterz@infradead.org \
    --cc=reinette.chatre@intel.com \
    --cc=segher@kernel.crashing.org \
    --cc=torvalds@linux-foundation.org \
    --cc=vschneid@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).