diff options
Diffstat (limited to 'arch/s390/kernel/signal.c')
| -rw-r--r-- | arch/s390/kernel/signal.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index 4f7fc3059a8..3cf74c3ccb6 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -25,6 +25,7 @@ #include <linux/personality.h> #include <linux/binfmts.h> #include <linux/tracehook.h> +#include <linux/syscalls.h> #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/lowcore.h> @@ -53,8 +54,7 @@ typedef struct /* * Atomically swap in the new signal mask, and wait for a signal. */ -asmlinkage int -sys_sigsuspend(int history0, int history1, old_sigset_t mask) +SYSCALL_DEFINE3(sigsuspend, int, history0, int, history1, old_sigset_t, mask) { mask &= _BLOCKABLE; spin_lock_irq(¤t->sighand->siglock); @@ -70,9 +70,8 @@ sys_sigsuspend(int history0, int history1, old_sigset_t mask) return -ERESTARTNOHAND; } -asmlinkage long -sys_sigaction(int sig, const struct old_sigaction __user *act, - struct old_sigaction __user *oact) +SYSCALL_DEFINE3(sigaction, int, sig, const struct old_sigaction __user *, act, + struct old_sigaction __user *, oact) { struct k_sigaction new_ka, old_ka; int ret; @@ -102,15 +101,13 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, return ret; } -asmlinkage long -sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss) +SYSCALL_DEFINE2(sigaltstack, const stack_t __user *, uss, + stack_t __user *, uoss) { struct pt_regs *regs = task_pt_regs(current); return do_sigaltstack(uss, uoss, regs->gprs[15]); } - - /* Returns non-zero on fault. */ static int save_sigregs(struct pt_regs *regs, _sigregs __user *sregs) { @@ -160,11 +157,11 @@ static int restore_sigregs(struct pt_regs *regs, _sigregs __user *sregs) current->thread.fp_regs.fpc &= FPC_VALID_MASK; restore_fp_regs(¤t->thread.fp_regs); - regs->trap = -1; /* disable syscall checks */ + regs->svcnr = 0; /* disable syscall checks */ return 0; } -asmlinkage long sys_sigreturn(void) +SYSCALL_DEFINE0(sigreturn) { struct pt_regs *regs = task_pt_regs(current); sigframe __user *frame = (sigframe __user *)regs->gprs[15]; @@ -191,7 +188,7 @@ badframe: return 0; } -asmlinkage long sys_rt_sigreturn(void) +SYSCALL_DEFINE0(rt_sigreturn) { struct pt_regs *regs = task_pt_regs(current); rt_sigframe __user *frame = (rt_sigframe __user *)regs->gprs[15]; @@ -445,7 +442,7 @@ void do_signal(struct pt_regs *regs) oldset = ¤t->blocked; /* Are we from a system call? */ - if (regs->trap == __LC_SVC_OLD_PSW) { + if (regs->svcnr) { continue_addr = regs->psw.addr; restart_addr = continue_addr - regs->ilc; retval = regs->gprs[2]; @@ -462,7 +459,7 @@ void do_signal(struct pt_regs *regs) case -ERESTART_RESTARTBLOCK: regs->gprs[2] = -EINTR; } - regs->trap = -1; /* Don't deal with this again. */ + regs->svcnr = 0; /* Don't deal with this again. */ } /* Get signal to deliver. When running under ptrace, at this point |