From: Andrew Morton <akpm@zip.com.au>
To: Keith Owens <kaos@ocs.com.au>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Recursive deadlock on die_lock
Date: Sat, 13 Oct 2001 23:42:51 -0700 [thread overview]
Message-ID: <3BC933EA.4636D57C@zip.com.au> (raw)
In-Reply-To: <27496.1003033552@ocs3.intra.ocs.com.au>
Keith Owens wrote:
>
> ...
> If show_registers() fails (which it does far too often on IA64) then
> the system deadlocks trying to recursively obtain die_lock. Also
> die_lock is never used outside die(), it should be proc local.
> Suggested fix:
>
Looks to me like it'll work. But why does ia64 show_registers()
die so easily? Can it be taught to validate addresses before
dereferencing them somehow?
next prev parent reply other threads:[~2001-10-14 6:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-14 4:25 Recursive deadlock on die_lock Keith Owens
2001-10-14 6:42 ` Andrew Morton [this message]
2001-10-14 7:13 ` Keith Owens
2001-10-14 23:14 ` Eric W. Biederman
2001-10-15 0:42 ` Keith Owens
[not found] <fa.k3c2fuv.1q26ra4@ifi.uio.no>
[not found] ` <fa.idkv82v.3jcuip@ifi.uio.no>
2001-10-15 1:55 ` Sam Varshavchik
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