From: Richard Henderson <rth@twiddle.net>
To: Mark Kettenis <kettenis@chello.nl>
Cc: David.Mosberger@acm.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] fix vsyscall unwind information
Date: Mon, 5 May 2003 17:21:00 -0700 [thread overview]
Message-ID: <20030506002100.GB10921@twiddle.net> (raw)
In-Reply-To: <86d6ixdm6q.fsf@elgar.kettenis.dyndns.org>
On Tue, May 06, 2003 at 01:10:37AM +0200, Mark Kettenis wrote:
> Unfortunately, GDB needs to be able to recognize signal trampolines in
> order to be able to single step correctly when a signal arrives.
If it actually used the dwarf2 unwind information as written,
I wouldn't expect this to be true.
> Anyway, signal trampolines could be marked with a special augmentation
> in their CIE.
I'd prefer not, if at all possible.
r~
next prev parent reply other threads:[~2003-05-06 0:08 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20030502004014$08e2@gated-at.bofh.it>
[not found] ` <20030503210015$292c@gated-at.bofh.it>
[not found] ` <20030504063010$279f@gated-at.bofh.it>
2003-05-05 6:49 ` [PATCH] fix vsyscall unwind information David Mosberger-Tang
2003-05-05 7:42 ` Richard Henderson
2003-05-05 15:05 ` David Mosberger-Tang
2003-05-05 16:34 ` Richard Henderson
2003-05-05 16:55 ` David Mosberger-Tang
2003-05-05 23:10 ` Mark Kettenis
2003-05-06 0:21 ` Richard Henderson [this message]
2003-05-06 6:16 ` David Mosberger-Tang
2003-05-02 0:33 [PATCH] i386 vsyscall DSO implementation, take 2 Roland McGrath
2003-05-03 20:51 ` Richard Henderson
2003-05-04 6:21 ` [PATCH] fix vsyscall unwind information Richard Henderson
2003-05-04 7:34 ` Ulrich Drepper
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