From: "Jan Beulich" <JBeulich@novell.com>
To: "Andrew Morton" <akpm@osdl.org>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] i386: don't blindly enable interrupts in die()
Date: Wed, 09 Nov 2005 09:06:24 +0100 [thread overview]
Message-ID: <4371BC10.76F0.0078.0@novell.com> (raw)
In-Reply-To: <20051108145721.2b98e6cf.akpm@osdl.org>
>>> Andrew Morton <akpm@osdl.org> 08.11.05 23:57:21 >>>
>"Jan Beulich" <JBeulich@novell.com> wrote:
>>
>> Rather than blindly re-enabling interrupts in die(), save their
state
>> upon entry and then restore that state.
>
>What is the reason for this change?
If the kernel is in really bad condition and faults with interrupts
disabled, re-enabling them in die() may cause even more trouble,
implying more chances of data corruption.
prev parent reply other threads:[~2005-11-09 8:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-08 12:55 [PATCH] i386: don't blindly enable interrupts in die() Jan Beulich
2005-11-08 22:57 ` Andrew Morton
2005-11-09 8:06 ` Jan Beulich [this message]
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