diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
| commit | 9ee4be4156b1a507f199e750ba2c13ffb6ea9b42 (patch) | |
| tree | c92cb39ad1f0be559390c2a995d9aad2b0300b14 /arch/sparc/kernel/signal32.c | |
| parent | 005d610f2abc550172726b997f5cfe683769cc1c (diff) | |
| parent | d4d6373c1109b11c8118340be97ae31b8f94d66a (diff) | |
Merge remote-tracking branch 'regulator/for-linus' into regulator-next
Diffstat (limited to 'arch/sparc/kernel/signal32.c')
| -rw-r--r-- | arch/sparc/kernel/signal32.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c index 2caa556db86..023b8860dc9 100644 --- a/arch/sparc/kernel/signal32.c +++ b/arch/sparc/kernel/signal32.c @@ -822,21 +822,23 @@ static inline void syscall_restart32(unsigned long orig_i0, struct pt_regs *regs * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -void do_signal32(sigset_t *oldset, struct pt_regs * regs, - int restart_syscall, unsigned long orig_i0) +void do_signal32(sigset_t *oldset, struct pt_regs * regs) { struct k_sigaction ka; + unsigned long orig_i0; + int restart_syscall; siginfo_t info; int signr; signr = get_signal_to_deliver(&info, &ka, regs, NULL); - /* If the debugger messes with the program counter, it clears - * the "in syscall" bit, directing us to not perform a syscall - * restart. - */ - if (restart_syscall && !pt_regs_is_syscall(regs)) - restart_syscall = 0; + restart_syscall = 0; + orig_i0 = 0; + if (pt_regs_is_syscall(regs) && + (regs->tstate & (TSTATE_XCARRY | TSTATE_ICARRY))) { + restart_syscall = 1; + orig_i0 = regs->u_regs[UREG_G6]; + } if (signr > 0) { if (restart_syscall) |