From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@kernel.org, linux-kernel@vger.kernel.org,
torvalds@linux-foundation.org, tglx@linutronix.de,
bigeasy@linutronix.de, oleg@redhat.com, pbonzini@redhat.com
Subject: Re: [PATCH 0/3] sched/swait: Convert to full exclusive mode
Date: Tue, 19 Jun 2018 07:49:56 -0700 [thread overview]
Message-ID: <20180619144956.GA23737@linux.vnet.ibm.com> (raw)
In-Reply-To: <20180614012742.GP3593@linux.vnet.ibm.com>
On Wed, Jun 13, 2018 at 06:27:42PM -0700, Paul E. McKenney wrote:
> On Tue, Jun 12, 2018 at 10:34:49AM +0200, Peter Zijlstra wrote:
> > As mentioned by Linus, swait is exclusive mode and had better behave like it
> > and be named like it.
> >
> > Make it so.
>
> Cool!
>
> When I tried testing it on x86 against recent mainline, I got:
>
> "WARNING: WARNING: Bad or missing .orc_unwind table. Disabling unwinder."
>
> But when I tested on recent mainline without your patches:
>
> 4597fcff0704 "Merge tag 'for-4.18/dm-changes-v2' of
> git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm"
>
> I get the same warning. Trying again on today's mainline, but in the
> meantime, is anyone else seeing this?
And this patch fixes this issue, FWIW:
https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1713797.html
Thanx, Paul
prev parent reply other threads:[~2018-06-19 14:48 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-12 8:34 [PATCH 0/3] sched/swait: Convert to full exclusive mode Peter Zijlstra
2018-06-12 8:34 ` [PATCH 1/3] sched/swait: Remove __prepare_to_swait Peter Zijlstra
2018-06-20 9:39 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2018-06-12 8:34 ` [PATCH 2/3] sched/swait: Switch to full exclusive mode Peter Zijlstra
2018-06-20 9:40 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2018-06-12 8:34 ` [PATCH 3/3] sched/swait: Rename to exclusive Peter Zijlstra
2018-06-20 9:40 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2018-06-12 16:47 ` [PATCH 0/3] sched/swait: Convert to full exclusive mode Linus Torvalds
2018-06-12 17:14 ` Quilt vs gmail (Was: [PATCH 0/3] sched/swait: Convert to full exclusive mode) Peter Zijlstra
2018-06-13 12:32 ` Jean Delvare
2018-06-13 13:27 ` Andreas Grünbacher
2018-06-13 13:48 ` Linus Torvalds
2018-06-13 14:40 ` Jean Delvare
2018-06-12 18:52 ` [PATCH 0/3] sched/swait: Convert to full exclusive mode Andreas Grünbacher
[not found] ` <CA+55aFx81igOjFZcvO03mvDFd3=pxsq2QuNrWrPW+4pvJy780A@mail.gmail.com>
2018-06-12 19:43 ` Thomas Gleixner
2018-06-12 21:54 ` Sebastian Andrzej Siewior
2018-06-12 22:03 ` Linus Torvalds
2018-06-12 22:55 ` Randy Dunlap
2018-06-13 13:00 ` [Quilt-dev] Quilt vs gmail Jean Delvare
2018-06-13 13:35 ` Greg KH
2018-06-14 1:27 ` [PATCH 0/3] sched/swait: Convert to full exclusive mode Paul E. McKenney
2018-06-19 14:49 ` Paul E. McKenney [this message]
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