From: Ralf Baechle <ralf@linux-mips.org>
To: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Subject: Re: [PATCH 2/2 v2] MIPS: Close races in TLB modify handlers.
Date: Wed, 27 Jul 2011 08:06:19 +0100 [thread overview]
Message-ID: <20110727070619.GA15608@linux-mips.org> (raw)
In-Reply-To: <20110722101117.GA21860@linux-mips.org>
On Fri, Jul 22, 2011 at 11:11:17AM +0100, Ralf Baechle wrote:
> > Looks good and nobody else has complained but backporting to <= 2.6.37 is
> > gonna be ugly. I either have to resolve huge conflicts or alternatively
> > backport tons of other tlbex.c patches. The latter is less risky and
> > time consuming and will provide additional benefit so I'll do it. Just
> > be prepared for a storm on the linux-git list.
>
> It also broke the build for the !defined(CONFIG_MIPS_PGD_C0_CONTEXT) case.
Patch applied but I've decieded not to backport it to < 2.6.34; the
amount of other patches that this fix relies on is just way too big.
On the positive side, those who haven't hit the race in past will probabbly
be able to get away for until they upgrade - and this fix really is a
reason to upgrade.
Ralf
prev parent reply other threads:[~2011-07-27 7:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-05 23:34 [PATCH 1/2] MIPS: Add uasm UASM_i_SRL_SAFE macro David Daney
2011-07-05 23:34 ` [PATCH 2/2 v2] MIPS: Close races in TLB modify handlers David Daney
2011-07-21 13:55 ` Ralf Baechle
2011-07-22 10:11 ` Ralf Baechle
2011-07-27 7:06 ` Ralf Baechle [this message]
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