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Re: Cannot unwind through MIPS signal frames with ICACHE_REFILLS_WORKARO

from [Franck Bui-Huu] [Permanent Link][Original]
To: Ralf Baechle <ralf@linux-mips.org>
Subject: Re: Cannot unwind through MIPS signal frames with ICACHE_REFILLS_WORKAROUND_WAR
From: Franck Bui-Huu <vagabon.xyz@gmail.com>
Date: Thu, 15 Nov 2007 09:46:25 +0100
Cc: linux-mips@linux-mips.org
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Ralf Baechle wrote:
> Another reason is to get rid of the classic trampoline the kernel installs
> on the stack.  On some multiprocessor systems it requires a cacheflush

BTW, could we get rid of the trampoline so easily ? I mean won't we have
to keep it for backward compatibility reasons ?

                Franck
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