diff options
| author | Tony Luck <tony.luck@intel.com> | 2005-10-31 10:51:57 -0800 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-10-31 10:51:57 -0800 |
| commit | c7fb577e2a6cb04732541f2dc402bd46747f7558 (patch) | |
| tree | df3b1a1922ed13bfbcc45d08650c38beeb1a7bd1 /arch/parisc/kernel/signal.c | |
| parent | 9cec58dc138d6fcad9f447a19c8ff69f6540e667 (diff) | |
| parent | 581c1b14394aee60aff46ea67d05483261ed6527 (diff) | |
manual update from upstream:
Applied Al's change 06a544971fad0992fe8b92c5647538d573089dd4
to new location of swiotlb.c
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/parisc/kernel/signal.c')
| -rw-r--r-- | arch/parisc/kernel/signal.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index 0224651fd8f..82c24e62ab6 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])); |