From: Andy Shevchenko <andriy.shevchenko@linux•intel.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail•com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation•org>,
Brendan Higgins <brendanhiggins@google•com>,
Peter Zijlstra <peterz@infradead•org>,
Alexey Dobriyan <adobriyan@gmail•com>,
Miguel Ojeda <ojeda@kernel•org>,
Mauro Carvalho Chehab <mchehab+huawei@kernel•org>,
Herbert Xu <herbert@gondor•apana.org.au>,
linux-kernel <linux-kernel@vger•kernel.org>,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@vger•kernel.org>,
kunit-dev@googlegroups•com,
Linux Media Mailing List <linux-media@vger•kernel.org>,
Network Development <netdev@vger•kernel.org>,
bpf <bpf@vger•kernel.org>,
"Rafael J. Wysocki" <rafael@kernel•org>,
Ingo Molnar <mingo@redhat•com>, Will Deacon <will@kernel•org>,
Waiman Long <longman@redhat•com>,
Boqun Feng <boqun.feng@gmail•com>,
Sakari Ailus <sakari.ailus@linux•intel.com>,
Laurent Pinchart <laurent.pinchart@ideasonboard•com>,
Mauro Carvalho Chehab <mchehab@kernel•org>,
Steven Rostedt <rostedt@goodmis•org>,
Alexei Starovoitov <ast@kernel•org>,
Daniel Borkmann <daniel@iogearbox•net>,
Andrii Nakryiko <andrii@kernel•org>,
Martin KaFai Lau <kafai@fb•com>, Song Liu <songliubraving@fb•com>,
Yonghong Song <yhs@fb•com>,
John Fastabend <john.fastabend@gmail•com>,
KP Singh <kpsingh@kernel•org>, Thomas Graf <tgraf@suug•ch>,
Andrew Morton <akpm@linux-foundation•org>,
Jonathan Cameron <jic23@kernel•org>,
Rasmus Villemoes <linux@rasmusvillemoes•dk>
Subject: Re: [PATCH v1 3/3] kernel.h: Split out container_of() and typeof_memeber() macros
Date: Thu, 7 Oct 2021 13:00:36 +0300 [thread overview]
Message-ID: <YV7FREwrt4auntWs@smile.fi.intel.com> (raw)
In-Reply-To: <YV67+vrn3MxpXABy@smile.fi.intel.com>
On Thu, Oct 07, 2021 at 12:20:58PM +0300, Andy Shevchenko wrote:
> On Tue, Jul 13, 2021 at 08:39:22PM +0200, Miguel Ojeda wrote:
> > On Tue, Jul 13, 2021 at 1:23 PM Greg Kroah-Hartman
> > <gregkh@linuxfoundation•org> wrote:
> > >
> > > Life is messy and can not easily be partitioned into tiny pieces. That
> > > way usually ends up being even messier in the end...
> >
> > I agree measurements would be ideal.
> >
> > Having said that, even if it makes no performance difference, I think
> > it is reasonable to split things (within reason) and makes a bunch of
> > other things easier, plus sometimes one can enforce particular
> > conventions in the separate header (like I did when introducing
> > `compiler_attributes.h`).
>
> It does almost 2% (steady) speedup. I will send a v2 with methodology
> and numbers of testing.
Seems it's slightly different Cc list, so TWIMC the v2 is here:
https://lore.kernel.org/linux-media/20211007095129.22037-5-andriy.shevchenko@linux.intel.com/T/#u
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2021-10-07 10:01 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-13 8:45 [PATCH v1 1/3] kernel.h: Don't pollute header with single user macros Andy Shevchenko
2021-07-13 8:45 ` [PATCH v1 2/3] kernel.h: Drop unneeded <linux/kernel.h> inclusion from other headers Andy Shevchenko
2021-07-13 8:45 ` [PATCH v1 3/3] kernel.h: Split out container_of() and typeof_memeber() macros Andy Shevchenko
2021-07-13 10:37 ` Greg Kroah-Hartman
2021-07-13 11:16 ` Andy Shevchenko
2021-07-13 11:23 ` Greg Kroah-Hartman
2021-07-13 12:19 ` Herbert Xu
2021-07-13 12:45 ` Andy Shevchenko
2021-07-13 13:58 ` David Laight
2021-07-13 18:39 ` Miguel Ojeda
2021-10-07 9:20 ` Andy Shevchenko
2021-10-07 10:00 ` Andy Shevchenko [this message]
2021-10-07 15:39 ` Miguel Ojeda
2021-10-07 15:55 ` Andy Shevchenko
2021-07-13 12:38 ` [PATCH v1 1/3] kernel.h: Don't pollute header with single user macros Peter Zijlstra
2021-07-13 12:42 ` Andy Shevchenko
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