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Re: [PATCH] Retry {save,restore}_fp_context if failed in atomic context.

To: ralf@linux-mips.org
Subject: Re: [PATCH] Retry {save,restore}_fp_context if failed in atomic context.
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Wed, 18 Apr 2007 23:13:15 +0900 (JST)
Cc: linux-mips@linux-mips.org
In-reply-to: <20070418113046.GC3938@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20070416.231944.41198415.anemo@mba.ocn.ne.jp> <20070416.233235.75185596.anemo@mba.ocn.ne.jp> <20070418113046.GC3938@linux-mips.org>
Sender: linux-mips-bounce@linux-mips.org
On Wed, 18 Apr 2007 12:30:46 +0100, Ralf Baechle <ralf@linux-mips.org> wrote:
> > And this is for 2.6.20-stable.
> 
> Both applied, also to older -stable branches except 2.6.16.  In case of
> 2.6.16 it would have been more time consuming than justifyable and since
> the bug this patch fixes is comparable to what we had before starting the
> whole surgery I have no problem to leave 2.6.16 as it is.  Anybody still
> using 2.6.16 should upgrade anyway ...

I agree this patch is not critical for older kernel.  But
2.6.16-stable already applied the broken "Allow CpU exception in
kernel partially" patch.  This should be reverted.  Just revert the
commit a0d2a152ec0917b0c1b0c84a00fd95d17090a5f8 should be enough.

---
Atsushi Nemoto

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