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From: Mark Rutland <mark.rutland@arm.com>
To: Anatoly Pugachev <matorola@gmail.com>
Cc: Peter Zijlstra <peterz@lists.infradead.org>,
	Linux Kernel list <linux-kernel@vger.kernel.org>,
	Sparc kernel list <sparclinux@vger.kernel.org>,
	debian-sparc <debian-sparc@lists.debian.org>
Subject: Re: [sparc64] locking/atomic, kernel OOPS on running stress-ng
Date: Wed, 7 Jul 2021 09:26:47 +0100	[thread overview]
Message-ID: <20210707082636.GA94463@C02TD0UTHF1T.local> (raw)
In-Reply-To: <CADxRZqyQq4X-p=BpkpwcKUnLJAeZBLBLZ1u9fOkp74URR4Nb0Q@mail.gmail.com>

On Wed, Jul 07, 2021 at 10:47:06AM +0300, Anatoly Pugachev wrote:
> On Tue, Jul 6, 2021 at 3:00 PM Mark Rutland <mark.rutland@arm.com> wrote:
> > On Tue, Jul 06, 2021 at 02:51:06PM +0300, Anatoly Pugachev wrote:
> > > On Tue, Jul 6, 2021 at 12:11 PM Mark Rutland <mark.rutland@arm.com> wrote:
> > > > Fixes: ff5b4f1ed580c59d ("locking/atomic: sparc: move to ARCH_ATOMIC")
> > > > Signed-off-by: Mark Rutland <mark.rutland@arm.com>
> > > > Reported-by: Anatoly Pugachev <matorola@gmail.com>
> > > > Cc: "David S. Miller" <davem@davemloft.net>
> > > > Cc: Peter Zijlstra <peterz@lists.infradead.org>
> > > > ---
> > > >  arch/sparc/include/asm/cmpxchg_64.h | 2 +-
> > > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > >
> > > > diff --git a/arch/sparc/include/asm/cmpxchg_64.h b/arch/sparc/include/asm/cmpxchg_64.h
> > > > index 8c39a9981187..12d00a42c0a3 100644
> > > > --- a/arch/sparc/include/asm/cmpxchg_64.h
> > > > +++ b/arch/sparc/include/asm/cmpxchg_64.h
> > > > @@ -201,7 +201,7 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr,
> > > >  #define arch_cmpxchg64_local(ptr, o, n)                                        \
> > > >    ({                                                                   \
> > > >         BUILD_BUG_ON(sizeof(*(ptr)) != 8);                              \
> > > > -       cmpxchg_local((ptr), (o), (n));                                 \
> > > > +       arch_cmpxchg_local((ptr), (o), (n));                                    \
> > > >    })
> > > >  #define arch_cmpxchg64(ptr, o, n)      arch_cmpxchg64_local((ptr), (o), (n))
> > >
> > >
> > > Mark, thanks, fixed...
> > > tested on git kernel 5.13.0-11788-g79160a603bdb-dirty (dirty - cause
> > > patch has been applied).
> >
> > Great! Thanks for confirming.
> >
> > Peter, are you happy to pick that (full commit in last mail), or should
> > I send a new copy?
> 
> It would be nice if patch could hit the kernel before v5.14-rc1

Absolutely; I'll resend this on it's own so that it's easier for folk to
pick, and I'll poke people about picking it.

Mark.

      reply	other threads:[~2021-07-07  8:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-05 15:16 [sparc64] locking/atomic, kernel OOPS on running stress-ng Anatoly Pugachev
2021-07-05 19:56 ` Mark Rutland
2021-07-05 23:18   ` [PATCH] HACK: disable instrumentation of xchg/cmpxchg kernel test robot
2021-07-06  9:11   ` [sparc64] locking/atomic, kernel OOPS on running stress-ng Mark Rutland
2021-07-06 11:51     ` Anatoly Pugachev
2021-07-06 12:00       ` Mark Rutland
2021-07-07  7:47         ` Anatoly Pugachev
2021-07-07  8:26           ` Mark Rutland [this message]

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