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x32: Add rt_sigframe_x32 

Add rt_sigframe_x32 to <asm/sigframe.h>.  Unfortunately we can't just
define all the data structures unconditionally, due to the #ifdef
CONFIG_COMPAT in <linux/compat.h> and its trickle-down effects, hence
the #ifdef mess.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2012-02-19 07:50:12 -08:00
parent 4048e2a8d4
commit 9d3897630e
1 changed files with 13 additions and 0 deletions
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13
arch/x86/include/asm/sigframe.h
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@ -59,12 +59,25 @@ struct rt_sigframe_ia32 {
#endif /* defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) */
#ifdef CONFIG_X86_64
struct rt_sigframe {
char __user *pretcode;
struct ucontext uc;
struct siginfo info;
/* fp state follows here */
};
#ifdef CONFIG_X86_X32_ABI
struct rt_sigframe_x32 {
u64 pretcode;
struct ucontext_x32 uc;
compat_siginfo_t info;
/* fp state follows here */
};
#endif /* CONFIG_X86_X32_ABI */
#endif /* CONFIG_X86_64 */
#endif /* _ASM_X86_SIGFRAME_H */