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authorMaxim Kuvyrkov <maxim@codesourcery.com>2009-12-23 11:28:42 -0800
committerGeert Uytterhoeven <geert@linux-m68k.org>2010-02-27 18:31:17 +0100
commit5da3a65d2d1ba333d61999640ef241f150c69c6b (patch)
treef991cfea478322ecf6608456855376ba6fdfa0ad
parent99e11ab20b26b3236490ae687ab309c2601d180b (diff)
m68k: Switch to generic siginfo layout
This patch switches m68k to generic siginfo layout. The custom layout of m68k's `struct siginfo' had several issues due to not considering aliasing of members in the union, e.g., _uid32 was at different offsets in ._kill, ._rt and ._sigchld. Signed-off-by: Maxim Kuvyrkov <maxim@codesourcery.com> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
-rw-r--r--arch/m68k/include/asm/siginfo.h91
1 files changed, 0 insertions, 91 deletions
diff --git a/arch/m68k/include/asm/siginfo.h b/arch/m68k/include/asm/siginfo.h
index ca7dde8fd22..851d3d784b5 100644
--- a/arch/m68k/include/asm/siginfo.h
+++ b/arch/m68k/include/asm/siginfo.h
@@ -1,97 +1,6 @@
#ifndef _M68K_SIGINFO_H
#define _M68K_SIGINFO_H
-#ifndef __uClinux__
-#define HAVE_ARCH_SIGINFO_T
-#define HAVE_ARCH_COPY_SIGINFO
-#endif
-
#include <asm-generic/siginfo.h>
-#ifndef __uClinux__
-
-typedef struct siginfo {
- int si_signo;
- int si_errno;
- int si_code;
-
- union {
- int _pad[SI_PAD_SIZE];
-
- /* kill() */
- struct {
- __kernel_pid_t _pid; /* sender's pid */
- __kernel_uid_t _uid; /* backwards compatibility */
- __kernel_uid32_t _uid32; /* sender's uid */
- } _kill;
-
- /* POSIX.1b timers */
- struct {
- timer_t _tid; /* timer id */
- int _overrun; /* overrun count */
- char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
- sigval_t _sigval; /* same as below */
- int _sys_private; /* not to be passed to user */
- } _timer;
-
- /* POSIX.1b signals */
- struct {
- __kernel_pid_t _pid; /* sender's pid */
- __kernel_uid_t _uid; /* backwards compatibility */
- sigval_t _sigval;
- __kernel_uid32_t _uid32; /* sender's uid */
- } _rt;
-
- /* SIGCHLD */
- struct {
- __kernel_pid_t _pid; /* which child */
- __kernel_uid_t _uid; /* backwards compatibility */
- int _status; /* exit code */
- clock_t _utime;
- clock_t _stime;
- __kernel_uid32_t _uid32; /* sender's uid */
- } _sigchld;
-
- /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
- struct {
- void *_addr; /* faulting insn/memory ref. */
- } _sigfault;
-
- /* SIGPOLL */
- struct {
- int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
- int _fd;
- } _sigpoll;
- } _sifields;
-} siginfo_t;
-
-#define UID16_SIGINFO_COMPAT_NEEDED
-
-/*
- * How these fields are to be accessed.
- */
-#undef si_uid
-#ifdef __KERNEL__
-#define si_uid _sifields._kill._uid32
-#define si_uid16 _sifields._kill._uid
-#else
-#define si_uid _sifields._kill._uid
-#endif
-
-#ifdef __KERNEL__
-
-#include <linux/string.h>
-
-static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
-{
- if (from->si_code < 0)
- memcpy(to, from, sizeof(*to));
- else
- /* _sigchld is currently the largest know union member */
- memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
-}
-
-#endif /* __KERNEL__ */
-#endif /* !__uClinux__ */
-
#endif