From: Ingo Molnar <mingo@kernel.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Michal Hocko <mhocko@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
"David S. Miller" <davem@davemloft.net>,
Tony Luck <tony.luck@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>,
x86@kernel.org, linux-alpha@vger.kernel.org,
linux-ia64@vger.kernel.org, linux-s390@vger.kernel.org,
linux-sh@vger.kernel.org, sparclinux@vger.kernel.org,
linux-xtensa@linux-xtensa.org, linux-arch@vger.kernel.org,
Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [PATCH 10/11] x86, rwsem: provide __down_write_killable
Date: Fri, 22 Apr 2016 08:53:49 +0200 [thread overview]
Message-ID: <20160422065349.GA1135@gmail.com> (raw)
In-Reply-To: <20160420134019.GX3448@twins.programming.kicks-ass.net>
* Peter Zijlstra <peterz@infradead.org> wrote:
> On Wed, Apr 13, 2016 at 02:49:43PM +0200, Michal Hocko wrote:
> > On Wed 13-04-16 12:27:31, Ingo Molnar wrote:
> > >
> > > * Ingo Molnar <mingo@kernel.org> wrote:
> > >
> > > > I'm testing your patches today, if they are otherwise OK [...]
> > >
> > > got this build failure:
> > >
> > > ./arch/x86/include/asm/rwsem.h:106:2: error: ‘asm’ operand has impossible constraints
> >
> > Hmm, I have no idea why 64b didn't have problem with the asm but 32b
> > complains. Anyway, the following makes both happy. I have checked the
> > generated code for 64b and it hasn't changed after the patch. 32b also
> > seems to be generating a proper code. My gcc asm()-foo is rather weak so
> > I would feel better if somebody double checked after me.
>
> I completely blow at this gcc-asm constraints thing too :/
>
> In any case, Ingo will you look after the rest of these patches, or do
> you want me to pick up the remaining bits?
Yeah, it's on my list!
Thanks,
Ingo
next prev parent reply other threads:[~2016-04-22 6:54 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-07 15:12 [PATCH 0/11] introduce down_write_killable for rw_semaphore v3 Michal Hocko
2016-04-07 15:12 ` [PATCH 01/11] locking, rwsem: get rid of __down_write_nested Michal Hocko
2016-04-13 11:32 ` [tip:locking/rwsem] locking/rwsem: Get rid of __down_write_nested() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 02/11] locking, rwsem: drop explicit memory barriers Michal Hocko
2016-04-13 11:32 ` [tip:locking/rwsem] locking/rwsem: Drop " tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 03/11] xtensa, rwsem: drop superfluous arch specific implementation Michal Hocko
2016-04-13 11:33 ` [tip:locking/rwsem] locking/rwsem, xtensa: Drop " tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 04/11] sh, rwsem: drop " Michal Hocko
2016-04-13 11:33 ` [tip:locking/rwsem] locking/rwsem, sh: Drop " tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 05/11] sparc, rwsem: drop " Michal Hocko
2016-04-13 11:33 ` [tip:locking/rwsem] locking/rwsem, sparc: Drop " tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 06/11] locking, rwsem: introduce basis for down_write_killable Michal Hocko
2016-04-13 11:34 ` [tip:locking/rwsem] locking/rwsem: Introduce basis for down_write_killable() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 07/11] alpha, rwsem: provide __down_write_killable Michal Hocko
2016-04-22 9:42 ` [tip:locking/rwsem] locking/rwsem, alpha: Provide __down_write_killable() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 08/11] ia64, rwsem: provide __down_write_killable Michal Hocko
2016-04-07 17:28 ` Sergei Shtylyov
2016-04-08 6:22 ` Michal Hocko
2016-04-22 9:43 ` [tip:locking/rwsem] locking/rwsem, ia64: Provide __down_write_killable() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 09/11] s390, rwsem: provide __down_write_killable Michal Hocko
2016-04-22 9:43 ` [tip:locking/rwsem] locking/rwsem, s390: Provide __down_write_killable() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 10/11] x86, rwsem: provide __down_write_killable Michal Hocko
2016-04-13 9:08 ` Ingo Molnar
2016-04-13 9:16 ` Michal Hocko
2016-04-13 9:19 ` Ingo Molnar
2016-04-13 10:27 ` Ingo Molnar
2016-04-13 12:49 ` Michal Hocko
2016-04-17 16:59 ` Michal Hocko
2016-04-20 13:40 ` Peter Zijlstra
2016-04-20 18:04 ` H. Peter Anvin
2016-04-20 20:45 ` Borislav Petkov
2016-04-20 20:58 ` Michal Hocko
2016-04-20 21:06 ` H. Peter Anvin
2016-04-20 21:36 ` Borislav Petkov
2016-04-20 22:29 ` H. Peter Anvin
2016-04-21 11:35 ` Borislav Petkov
2016-04-21 13:09 ` Michal Hocko
2016-04-21 13:21 ` Borislav Petkov
2016-04-27 12:02 ` [PATCH] x86/locking/rwsem: Cleanup ____down_write() Borislav Petkov
2016-04-28 10:27 ` [tip:locking/rwsem] locking/rwsem, x86: Clean up ____down_write() tip-bot for Borislav Petkov
2016-04-22 6:53 ` Ingo Molnar [this message]
2016-04-13 9:57 ` [PATCH] x86: add frame annotation for call_rwsem_down_write_failed_killable Michal Hocko
2016-04-22 9:44 ` [tip:locking/rwsem] locking/rwsem, x86: Add frame annotation for call_rwsem_down_write_failed_killable() tip-bot for Michal Hocko
2016-04-22 9:43 ` [tip:locking/rwsem] locking/rwsem, x86: Provide __down_write_killable() tip-bot for Michal Hocko
2016-04-07 15:12 ` [PATCH 11/11] locking, rwsem: provide down_write_killable Michal Hocko
2016-04-22 9:44 ` [tip:locking/rwsem] locking/rwsem: Provide down_write_killable() tip-bot for Michal Hocko
2016-04-12 9:37 ` [PATCH 0/11] introduce down_write_killable for rw_semaphore v3 Michal Hocko
2016-04-12 15:40 ` Peter Zijlstra
2016-04-12 18:01 ` Michal Hocko
-- strict thread matches above, loose matches on Subject: below --
2016-04-01 11:04 [PATCH 0/11] introduce down_write_killable for rw_semaphore v2 Michal Hocko
2016-04-01 11:04 ` [PATCH 10/11] x86, rwsem: provide __down_write_killable Michal Hocko
2016-04-06 18:31 ` Peter Zijlstra
2016-02-29 12:58 [PATCH 0/11] introduce down_write_killable for rw_semaphore Michal Hocko
2016-02-29 12:58 ` [PATCH 10/11] x86, rwsem: provide __down_write_killable Michal Hocko
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=20160422065349.GA1135@gmail.com \
--to=mingo@kernel.org \
--cc=akpm@linux-foundation.org \
--cc=chris@zankel.net \
--cc=davem@davemloft.net \
--cc=hpa@zytor.com \
--cc=jcmvbkbc@gmail.com \
--cc=jpoimboe@redhat.com \
--cc=linux-alpha@vger.kernel.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-ia64@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-s390@vger.kernel.org \
--cc=linux-sh@vger.kernel.org \
--cc=linux-xtensa@linux-xtensa.org \
--cc=mhocko@kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=sparclinux@vger.kernel.org \
--cc=tglx@linutronix.de \
--cc=tony.luck@intel.com \
--cc=x86@kernel.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 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).