From: David Woodhouse <dwmw2@infradead.org>
To: Russell King <rmk@arm.linux.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.4 and 2.5: remove Alt-Sysrq-L
Date: Fri, 15 Mar 2002 14:11:04 +0000 [thread overview]
Message-ID: <30439.1016201464@redhat.com> (raw)
In-Reply-To: <20020315131612.C24984@flint.arm.linux.org.uk>
In-Reply-To: <20020315131612.C24984@flint.arm.linux.org.uk>
rmk@arm.linux.org.uk said:
> The following patch removes Alt-Sysrq-L and its associated hack to
> kill of PID1, the init process. This is a mis-feature.
This is not a mis-feature.
> If PID1 is killed, the kernel immediately enters an infinite loop in
> the depths of do_exit() with interrupts disabled, completely locking
> the machine. Obviously you can only reach for the reset button or
> power switch after this, leaving you with dirty filesystems.
This is a mis-feature. Leaving you without even the facility to use SysRq
any further is just insane.
--
dwmw2
next prev parent reply other threads:[~2002-03-15 14:11 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-15 13:16 [PATCH] 2.4 and 2.5: remove Alt-Sysrq-L Russell King
2002-03-15 14:11 ` David Woodhouse [this message]
2002-03-15 14:28 ` Russell King
2002-03-15 14:32 ` David Woodhouse
2002-03-15 14:42 ` Russell King
2002-03-15 14:46 ` David Woodhouse
-- strict thread matches above, loose matches on Subject: below --
2002-03-15 14:54 Nicholas Berry
2002-03-15 15:02 ` Russell King
2002-03-19 8:00 ` Kasper Dupont
2002-03-19 16:28 ` Russell King
2002-03-19 21:30 ` Kasper Dupont
2002-03-20 0:22 ` Alan Cox
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