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s390: Use generic kernel_sigaction.h

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S390 kernel sigaction is the same as the Linux generic one.

Checked with a s390-linux-gnu and s390x-linux-gnu build.

	* sysdeps/unix/sysv/linux/s390/kernel_sigaction.h: Use Linux generic
	kernel_sigction definition.
This commit is contained in:
Adhemerval Zanella 2018-12-11 17:16:36 -02:00
parent 8b1d5da566
commit 64dd7a1630
2 changed files with 6 additions and 26 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2018-12-18 Adhemerval Zanella <adhemerval.zanella@linaro.org>
* sysdeps/unix/sysv/linux/s390/kernel_sigaction.h: Use Linux generic
kernel_sigction definition.
* sysdeps/unix/sysv/linux/ia64/kernel_sigaction.h: Remove file.
* sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h: Remove file.

29
sysdeps/unix/sysv/linux/s390/kernel_sigaction.h
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@ -1,32 +1,9 @@
#include <bits/types/siginfo_t.h>
/* S390 uses the generic Linux UAPI but defines SA_RESTORER. */
#define SA_RESTORER 0x04000000
/* This is the sigaction structure from the Linux 3.2 kernel. */
struct kernel_sigaction
{
union
{
__sighandler_t _sa_handler;
void (*_sa_sigaction)(int, siginfo_t *, void *);
} _u;
#define k_sa_handler _u._sa_handler
/* The 'struct sigaction' definition in s390 kernel header
arch/s390/include/uapi/asm/signal.h is used for __NR_rt_sigaction
on 64 bits and for __NR_sigaction for 31 bits.
The expected layout for __NR_rt_sigaction for 31 bits is either
'struct sigaction' from include/linux/signal_types.h or
'struct compat_sigaction' from include/linux/compat.h.
So for __NR_rt_sigaction we can use the same layout for both s390x
and s390. */
unsigned long sa_flags;
void (*sa_restorer)(void);
sigset_t sa_mask;
};
#define SET_SA_RESTORER(kact, act) \
(kact)->sa_restorer = (act)->sa_restorer
#define RESET_SA_RESTORER(act, kact) \
(act)->sa_restorer = (kact)->sa_restorer
#include <sysdeps/unix/sysv/linux/kernel_sigaction.h>