linux-kernel - Re: [PATCH v9] pgo: add clang's Profile Guided Optimization infrastructure

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Message-ID: <YLVRTilQ5k5n+Vmz@archlinux-ax161>
Date:   Mon, 31 May 2021 14:12:46 -0700
From:   Nathan Chancellor <nathan@...nel.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     Bill Wendling <morbo@...gle.com>, Jonathan Corbet <corbet@....net>,
        Masahiro Yamada <masahiroy@...nel.org>,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kbuild@...r.kernel.org, clang-built-linux@...glegroups.com,
        Andrew Morton <akpm@...ux-foundation.org>,
        Nathan Chancellor <natechancellor@...il.com>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Fangrui Song <maskray@...gle.com>
Subject: Re: [PATCH v9] pgo: add clang's Profile Guided Optimization
 infrastructure

On Wed, May 19, 2021 at 02:37:26PM -0700, Kees Cook wrote:
> I've added this to patch to my -next tree now:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git/commit/?h=for-next/clang/pgo&id=e1af496cbe9b4517428601a4e44fee3602dd3c15
> 

Would this be appropriate to send? Someone sent some patches based on
this work so it would be nice to solidify how they will get to Linus
if/when the time comes :)

https://lore.kernel.org/r/20210528200133.459022-1-jarmo.tiitto@gmail.com/
https://lore.kernel.org/r/20210528200432.459120-1-jarmo.tiitto@gmail.com/
https://lore.kernel.org/r/20210528200821.459214-1-jarmo.tiitto@gmail.com/
https://lore.kernel.org/r/20210528201006.459292-1-jarmo.tiitto@gmail.com/
https://lore.kernel.org/r/20210528201107.459362-1-jarmo.tiitto@gmail.com/
https://lore.kernel.org/r/20210528201213.459483-1-jarmo.tiitto@gmail.com/

Cheers,
Nathan

======================================

diff --git a/MAINTAINERS b/MAINTAINERS
index c45613c30803..0d03f6ccdb70 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14378,9 +14378,13 @@ F:	include/uapi/linux/personality.h
 PGO BASED KERNEL PROFILING
 M:	Sami Tolvanen <samitolvanen@...gle.com>
 M:	Bill Wendling <wcw@...gle.com>
+M:	Kees Cook <keescook@...omium.org>
 R:	Nathan Chancellor <nathan@...nel.org>
 R:	Nick Desaulniers <ndesaulniers@...gle.com>
+L:	clang-built-linux@...glegroups.com
 S:	Supported
+B:	https://github.com/ClangBuiltLinux/linux/issues
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/clang/pgo
 F:	Documentation/dev-tools/pgo.rst
 F:	kernel/pgo/