1 files changed, 9 insertions, 13 deletions

diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index 0224651fd8f1..82c24e62ab63 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -490,15 +490,7 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
 
 give_sigsegv:
         DBG(1,"setup_rt_frame: sending SIGSEGV\n");
-        if (sig == SIGSEGV)
-                ka->sa.sa_handler = SIG_DFL;
-        si.si_signo = SIGSEGV;
-        si.si_errno = 0;
-        si.si_code = SI_KERNEL;
-        si.si_pid = current->pid;
-        si.si_uid = current->uid;
-        si.si_addr = frame;
-        force_sig_info(SIGSEGV, &si, current);
+        force_sigsegv(sig, current);
         return 0;
 }
 
@@ -633,10 +625,14 @@ do_signal(sigset_t *oldset, struct pt_regs *regs, int in_syscall)
                         put_user(0xe0008200, &usp[3]);
                         put_user(0x34140000, &usp[4]);
 
-                        /* Stack is 64-byte aligned, and we only 
-                         * need to flush 1 cache line */
-                        asm("fdc 0(%%sr3, %0)\n"
-                            "fic 0(%%sr3, %0)\n"
+                        /* Stack is 64-byte aligned, and we only need
+                         * to flush 1 cache line.
+                         * Flushing one cacheline is cheap.
+                         * "sync" on bigger (> 4 way) boxes is not.
+                         */
+                        asm("fdc %%r0(%%sr3, %0)\n"
+                            "sync\n"
+                            "fic %%r0(%%sr3, %0)\n"
                             "sync\n"
                             : : "r"(regs->gr[30]));