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fix: differences in behavior of sigaction between Linux and Mckernel

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This commit is contained in:
Ken Sato
2018-03-01 09:44:44 +09:00
parent 7ad6f9595c
commit 140f813d77
3 changed files with 12 additions and 2 deletions
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5
arch/x86_64/kernel/include/signal.h
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@ -18,6 +18,11 @@
#define _NSIG_BPW 64
#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
static inline int valid_signal(unsigned long sig)
{
return sig <= _NSIG ? 1 : 0;
}
typedef unsigned long int __sigset_t;
#define __sigmask(sig) (((__sigset_t) 1) << ((sig) - 1))

2
arch/x86_64/kernel/syscall.c
View File

@ -143,8 +143,6 @@ SYSCALL_DECLARE(rt_sigaction)
struct k_sigaction new_sa, old_sa;
int rc;
if(sig == SIGKILL || sig == SIGSTOP || sig <= 0 || sig > 64)
return -EINVAL;
if (sigsetsize != sizeof(sigset_t))
return -EINVAL;