Re: sizeof (siginfo_t) problem

From: Jakub Jelinek (jakub@redhat.com)
Date: Mon Jul 14 2003 - 12:00:24 EST


On Tue, Jul 15, 2003 at 02:52:52AM +1000, Stephen Rothwell wrote:
> diff -ruN 2.6.0-test1/include/asm-s390/siginfo.h 2.6.0-test1-sfr.1/include/asm-s390/siginfo.h
> --- 2.6.0-test1/include/asm-s390/siginfo.h 2002-11-05 16:58:19.000000000 +1100
> +++ 2.6.0-test1-sfr.1/include/asm-s390/siginfo.h 2003-07-15 02:34:55.000000000 +1000
> @@ -9,78 +9,12 @@
> #ifndef _S390_SIGINFO_H
> #define _S390_SIGINFO_H
>
> -#define HAVE_ARCH_SI_CODES
> +#include <linux/config.h>
...
> +#ifdef CONFIG_ARCH_S390X
> +#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
> +#endif

This is not correct for the merged header.
It needs to be:
#ifdef __s390x__
#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
#endif

Furthermore, there needs to be a pad inserted fo arch/s390x/kernel/signal.c
(rt_sigframe right after info member) to keep binary compatibility.

        Jakub
-
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