From: Michael Ellerman <mpe@ellerman.id.au>
To: Michael Neuling <mikey@neuling.org>, benh@kernel.crashing.org
Cc: linuxppc-dev@ozlabs.org, mikey@neuling.org, paulus@samba.org,
sam.bobroff@au1.ibm.com
Subject: Re: [v2, 1/2] powerpc/tm: Block signal return setting invalid MSR state
Date: Thu, 26 Nov 2015 23:13:08 +1100 (AEDT) [thread overview]
Message-ID: <20151126121308.627F114016A@ozlabs.org> (raw)
In-Reply-To: <1447908285-14637-2-git-send-email-mikey@neuling.org>
On Thu, 2015-19-11 at 04:44:44 UTC, Michael Neuling wrote:
> Currently we allow both the MSR T and S bits to be set by userspace on
> a signal return. Unfortunately this is a reserved configuration and
> will cause a TM Bad Thing exception if attempted (via rfid).
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/d2b9d2a5ad5ef04ff978c992
cheers
next prev parent reply other threads:[~2015-11-26 12:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-19 4:44 [PATCH v2 0/2] powerpc/tm: Fixes for crashes Michael Neuling
2015-11-19 4:44 ` [PATCH v2 1/2] powerpc/tm: Block signal return setting invalid MSR state Michael Neuling
2015-11-26 12:13 ` Michael Ellerman [this message]
2015-11-19 4:44 ` [PATCH v2 2/2] powerpc/tm: Check for already reclaimed tasks Michael Neuling
2015-11-26 12:13 ` [v2,2/2] " Michael Ellerman
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