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x32: Add struct ucontext_x32

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Add a definition for struct ucontext_x32; this is inherently a mix of
the 32- and 64-bit versions.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. J. Lu 2012-02-19 07:46:08 -08:00 committed by H. Peter Anvin
parent 851394229e
commit 4048e2a8d4
1 changed files with 9 additions and 0 deletions
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9
arch/x86/include/asm/ia32.h
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@ -43,6 +43,15 @@ struct ucontext_ia32 {
compat_sigset_t uc_sigmask; /* mask last for extensibility */
};
struct ucontext_x32 {
unsigned int uc_flags;
unsigned int uc_link;
stack_ia32_t uc_stack;
unsigned int uc__pad0; /* needed for alignment */
struct sigcontext uc_mcontext; /* the 64-bit sigcontext type */
compat_sigset_t uc_sigmask; /* mask last for extensibility */
};
/* This matches struct stat64 in glibc2.2, hence the absolutely
* insane amounts of padding around dev_t's.
*/