From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33)
	id 1CfyBQ-00043y-TX
	for qemu-devel@nongnu.org; Sun, 19 Dec 2004 05:21:01 -0500
Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33)
	id 1CfyBN-000439-28
	for qemu-devel@nongnu.org; Sun, 19 Dec 2004 05:20:57 -0500
Received: from [199.232.76.173] (helo=monty-python.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.33) id 1CfyBM-000435-84
	for qemu-devel@nongnu.org; Sun, 19 Dec 2004 05:20:56 -0500
Received: from [64.233.170.204] (helo=rproxy.gmail.com)
	by monty-python.gnu.org with esmtp (Exim 4.34) id 1Cfxuv-0001kE-Q9
	for qemu-devel@nongnu.org; Sun, 19 Dec 2004 05:03:58 -0500
Received: by rproxy.gmail.com with SMTP id y7so138120rne
	for <qemu-devel@nongnu.org>; Sun, 19 Dec 2004 02:03:57 -0800 (PST)
Message-ID: <41e41e7a04121902033c7a42ee@mail.gmail.com>
Date: Sun, 19 Dec 2004 12:03:56 +0200
From: Hetz Ben Hamo <hetzbh@gmail.com>
Subject: Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3
In-Reply-To: <41C50D64.7070209@BitWagon.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
References: <41C50D64.7070209@BitWagon.com>
Reply-To: Hetz Ben Hamo <hetzbh@gmail.com>, qemu-devel@nongnu.org
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: qemu-devel@nongnu.org

Could you please re-send your patch, diffed, as an attachment please?

Thanks,
Hetz


On Sat, 18 Dec 2004 21:11:00 -0800, John Reiser <jreiser@bitwagon.com> wrote:
> In order to run qemu-snapshot-2004-12-17_23.tar.bz2 on:
>     Fedora Core 3  kernel-2.6.8-1.681_FC3  i686
>     gcc (GCC) 3.4.2 20041017 (Red Hat 3.4.2-6.fc3)
>     glibc-2.3.3
>     binutils-2.15.92.0.2-5
> I had to use the extra file and patch below.
> Otherwise I got very early SIGSEGVs.
> 
> -----__restore.S  [append __restore.o to VL_OBJS in i386/Makefile]
> #include <asm/unistd.h>
> 
> __restore: .globl __restore
>         pop %eax
>         movl $ __NR_sigreturn,%eax
>         int $0x80
> 
> __restore_rt: .globl __restore_rt
>         movl $ __NR_rt_sigreturn,%eax
>         int $0x80
> -----
> 
> --- vl.c.orig   2004-12-12 14:20:04.000000000 -0800
> +++ vl.c        2004-12-18 20:53:09.496799856 -0800
> @@ -882,6 +882,9 @@
> 
> #endif /* !defined(_WIN32) */
> 
> +extern void __restore(void);
> +extern void __restore_rt(void);
> +
> static void init_timers(void)
> {
>      rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
> @@ -913,7 +916,9 @@
>          sigfillset(&act.sa_mask);
>          act.sa_flags = 0;
> #if defined (TARGET_I386) && defined(USE_CODE_COPY)
> -        act.sa_flags |= SA_ONSTACK;
> +#define SA_RESTORER   0x04000000
> +        act.sa_flags |= SA_ONSTACK | SA_RESTORER;
> +       act.sa_restorer = __restore;
> #endif
>          act.sa_handler = host_alarm_handler;
>          sigaction(SIGALRM, &act, NULL);
> @@ -3402,7 +3407,8 @@
>          sigfillset(&act.sa_mask);
>          act.sa_flags = SA_SIGINFO;
> #if defined (TARGET_I386) && defined(USE_CODE_COPY)
> -        act.sa_flags |= SA_ONSTACK;
> +        act.sa_flags |= SA_ONSTACK | SA_RESTORER;
> +       act.sa_restorer = __restore_rt;
> #endif
>          act.sa_sigaction = host_segv_handler;
>          sigaction(SIGSEGV, &act, NULL);
> 
> --
> 
> _______________________________________________
> Qemu-devel mailing list
> Qemu-devel@nongnu.org
> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>