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Date: Tue, 7 Jan 2003 17:21:28 -0800
From: Richard Henderson <rth@twiddle.net>
To: Zack Weinberg <zack@codesourcery.com>
Cc: Jamie Lokier <lk@tantalophile.demon.co.uk>, linux-kernel@vger.kernel.org,
       torvalds@transmeta.com
Subject: Re: [PATCH] Set TIF_IRET in more places
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In-Reply-To: <87of6s3gm3.fsf@egil.codesourcery.com>; from zack@codesourcery.com on Tue, Jan 07, 2003 at 11:27:32AM -0800
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On Tue, Jan 07, 2003 at 11:27:32AM -0800, Zack Weinberg wrote:
> > It explicitly checks for the opcode sequences 0x58b877000000cd80 and
> > 0xb8ad000000cd80 in order to unwind exception frames around a
> > handled signal.  Ugly, isn't it?
> 
> We're open to better ideas ...

Something like having dwarf2 unwind information for the
vsyscall page on the page as well?


r~
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