From 127cda1e8cc282de1ca7a9dcc3866841977b9fcc Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 8 May 2007 18:25:14 -0700 Subject: [SPARC64]: Optimize fault kprobe handling just like powerpc. And eliminate DIE_GPF while we're at it. Signed-off-by: David S. Miller --- arch/sparc64/kernel/kprobes.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) (limited to 'arch/sparc64/kernel/kprobes.c') diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c index a44fe47a3c2..c93a15b785f 100644 --- a/arch/sparc64/kernel/kprobes.c +++ b/arch/sparc64/kernel/kprobes.c @@ -313,7 +313,7 @@ out: return 1; } -static int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) +int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) { struct kprobe *cur = kprobe_running(); struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); @@ -403,15 +403,6 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self, if (post_kprobe_handler(args->regs)) ret = NOTIFY_STOP; break; - case DIE_GPF: - case DIE_PAGE_FAULT: - /* kprobe_running() needs smp_processor_id() */ - preempt_disable(); - if (kprobe_running() && - kprobe_fault_handler(args->regs, args->trapnr)) - ret = NOTIFY_STOP; - preempt_enable(); - break; default: break; } -- cgit v1.2.3