Merge branch 'rmobile-fixes-for-linus' of git://github.com/pmundt/linux-sh

[pandora-kernel.git] / arch / sparc / kernel / signal32.c

diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c
index 2caa556..023b886 100644 (file)
--- 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)