From 03f07876df2565321871a2dbf33c5c737df185df Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Thu, 29 Jan 2009 11:21:38 +0900 Subject: sh: Fix up spurious syscall restarting. The T-bit manipulation for syscall error checking had the side effect of spuriously returning ERESTART* errno values over EINTR. So, we simplify the error checking a bit and leave the T-bit alone. Reported-by: Kaz Kojima Signed-off-by: Paul Mundt --- arch/sh/kernel/signal_64.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'arch/sh/kernel/signal_64.c') diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c index b22fdfaaa191..0663a0ee6021 100644 --- a/arch/sh/kernel/signal_64.c +++ b/arch/sh/kernel/signal_64.c @@ -60,7 +60,6 @@ handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa) case -ERESTARTNOHAND: no_system_call_restart: regs->regs[REG_RET] = -EINTR; - regs->sr |= 1; break; case -ERESTARTSYS: @@ -109,8 +108,7 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset) signr = get_signal_to_deliver(&info, &ka, regs, 0); if (signr > 0) { - if (regs->sr & 1) - handle_syscall_restart(regs, &ka.sa); + handle_syscall_restart(regs, &ka.sa); /* Whee! Actually deliver the signal. */ if (handle_signal(signr, &info, &ka, oldset, regs) == 0) { -- cgit v1.2.3