make m32r handle multiple pending signals
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 90149da..225412b 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -235,9 +235,9 @@
work_notifysig: ; deal with pending signals and
; notify-resume requests
mv r0, sp ; arg1 : struct pt_regs *regs
- ldi r1, r9 ; arg2 : __u32 thread_info_flags
+ mv r1, r9 ; arg2 : __u32 thread_info_flags
bl do_notify_resume
- bra restore_all
+ bra resume_userspace
; perform syscall exit tracing
ALIGN
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index acd69f7..db15226 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -282,6 +282,7 @@
regs->bpc -= 2;
else
regs->bpc -= 4;
+ regs->syscall_nr = -1;
}
}
@@ -353,8 +354,8 @@
regs->bpc -= 2;
else
regs->bpc -= 4;
- }
- if (regs->r0 == -ERESTART_RESTARTBLOCK){
+ regs->syscall_nr = -1;
+ } else if (regs->r0 == -ERESTART_RESTARTBLOCK){
regs->r0 = regs->orig_r0;
regs->r7 = __NR_restart_syscall;
inst = *(unsigned short *)(regs->bpc - 2);
@@ -362,6 +363,7 @@
regs->bpc -= 2;
else
regs->bpc -= 4;
+ regs->syscall_nr = -1;
}
}
if (test_thread_flag(TIF_RESTORE_SIGMASK)) {