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| author | Pekka Enberg <penberg@kernel.org> | 2012-01-11 21:11:29 +0200 |
|---|---|---|
| committer | Pekka Enberg <penberg@kernel.org> | 2012-01-11 21:11:29 +0200 |
| commit | 5878cf431ca7233a56819ca6970153ac0b129599 (patch) | |
| tree | e5d21d04a0b468d2dabbe3a3824f23b5537fc6a7 /arch/sparc/kernel/signal32.c | |
| parent | 74ee4ef1f901fbb014bdcdc9171d126490ce2b62 (diff) | |
| parent | b13683d1cc14d1dd30b8e20f3ebea3f814ad029f (diff) | |
| download | talos-obmc-linux-5878cf431ca7233a56819ca6970153ac0b129599.tar.gz talos-obmc-linux-5878cf431ca7233a56819ca6970153ac0b129599.zip | |
Merge branch 'slab/urgent' into slab/for-linus
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 2caa556db86d..023b8860dc97 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) |
