From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powerpc: force inlining of csum_partial() to avoid multiple csum_partial() with GCC10
Date: Thu, 15 Oct 2020 15:59:44 +0200 [thread overview]
Message-ID: <cb4602cc-bf06-ebdc-b6df-0e1ff902dfd5@csgroup.eu> (raw)
In-Reply-To: <20201015132512.GG2672@gate.crashing.org>
Le 15/10/2020 à 15:25, Segher Boessenkool a écrit :
> Hi!
>
> On Thu, Oct 15, 2020 at 10:52:20AM +0000, Christophe Leroy wrote:
>> With gcc9 I get:
>
> <snip>
>
>> With gcc10 I get:
>
> <snip>
>
>> gcc10 defines multiple versions of csum_partial() which are just
>> an unconditionnal branch to __csum_partial().
>
> It doesn't inline it, yes.
>
> Could you open a GCC PR for this please?
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97445
Christophe
WARNING: multiple messages have this Message-ID (diff)
From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powerpc: force inlining of csum_partial() to avoid multiple csum_partial() with GCC10
Date: Thu, 15 Oct 2020 15:59:44 +0200 [thread overview]
Message-ID: <cb4602cc-bf06-ebdc-b6df-0e1ff902dfd5@csgroup.eu> (raw)
In-Reply-To: <20201015132512.GG2672@gate.crashing.org>
Le 15/10/2020 à 15:25, Segher Boessenkool a écrit :
> Hi!
>
> On Thu, Oct 15, 2020 at 10:52:20AM +0000, Christophe Leroy wrote:
>> With gcc9 I get:
>
> <snip>
>
>> With gcc10 I get:
>
> <snip>
>
>> gcc10 defines multiple versions of csum_partial() which are just
>> an unconditionnal branch to __csum_partial().
>
> It doesn't inline it, yes.
>
> Could you open a GCC PR for this please?
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97445
Christophe
next prev parent reply other threads:[~2020-10-15 14:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-15 10:52 [PATCH] powerpc: force inlining of csum_partial() to avoid multiple csum_partial() with GCC10 Christophe Leroy
2020-10-15 10:52 ` Christophe Leroy
2020-10-15 13:25 ` Segher Boessenkool
2020-10-15 13:25 ` Segher Boessenkool
2020-10-15 13:32 ` Christophe Leroy
2020-10-15 13:32 ` Christophe Leroy
2020-10-15 13:59 ` Christophe Leroy [this message]
2020-10-15 13:59 ` Christophe Leroy
2020-12-21 11:03 ` Michael Ellerman
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=cb4602cc-bf06-ebdc-b6df-0e1ff902dfd5@csgroup.eu \
--to=christophe.leroy@csgroup.eu \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=paulus@samba.org \
--cc=segher@kernel.crashing.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.