From: Andi Kleen <ak@muc.de>
To: Constantine Gavrilov <constg@qlusters.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Calling syscalls from x86-64 kernel results in a crash on Opteron machines
Date: Mon, 13 Sep 2004 16:31:20 +0200 [thread overview]
Message-ID: <m3r7p6gs07.fsf@averell.firstfloor.org> (raw)
In-Reply-To: <2DZQy-7TB-7@gated-at.bofh.it> (Constantine Gavrilov's message of "Mon, 13 Sep 2004 16:20:06 +0200")
Constantine Gavrilov <constg@qlusters.com> writes:
> Can someone explain the reason for the crash? Can you think of a
syscall/sysret don't support recursive calls. That's the price for
being fast.
> workaround? Comments and ideas are very welcome (except of the kind
Just call the appropiate sys_* function directly instead.
-Andi
next parent reply other threads:[~2004-09-13 14:37 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <2DZQy-7TB-7@gated-at.bofh.it>
2004-09-13 14:31 ` Andi Kleen [this message]
2004-09-13 15:28 ` Calling syscalls from x86-64 kernel results in a crash on Opteron machines Constantine Gavrilov
2004-09-13 14:04 Constantine Gavrilov
2004-09-13 14:38 ` Christoph Hellwig
2004-09-13 15:05 ` Constantine Gavrilov
2004-09-13 16:17 ` Andrea Arcangeli
2004-09-13 16:41 ` Stephen Hemminger
2004-09-13 20:08 ` Andrea Arcangeli
2004-09-13 16:42 ` Greg KH
2004-09-13 17:21 ` Brian Gerst
2004-09-14 2:04 ` William Lee Irwin III
2004-09-13 14:44 ` Arnd Bergmann
2004-09-13 15:18 ` Constantine Gavrilov
2004-09-13 19:39 ` H. Peter Anvin
2004-09-13 15:00 ` Brian Gerst
2004-09-13 15:26 ` Constantine Gavrilov
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