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Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3
From: |
Hetz Ben Hamo |
Subject: |
Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3 |
Date: |
Sun, 19 Dec 2004 12:03:56 +0200 |
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 <address@hidden> 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
> address@hidden
> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>
- [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/19
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3,
Hetz Ben Hamo <=
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/19
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/19
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, Fabrice Bellard, 2004/12/19
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/19
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, Johannes Schindelin, 2004/12/20
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/20
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, Darrin Ritter, 2004/12/22
- Re: [Qemu-devel] qemu on Fedora Core 3 (Linux 2.6.9+), glibc-2.3.3, John Reiser, 2004/12/22