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authorIngo Molnar <mingo@elte.hu>2008-07-26 17:48:49 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-26 17:48:49 +0200
commitc3cc99ff5d24e2eeaf7ec2032e720681916990e3 (patch)
treec3e74171bbbd2adde9d60b9db1c440415c8d2831 /arch/powerpc/kernel/kprobes.c
parent38ffbe66d59051fd9cfcfc8545f164700e2fa3bc (diff)
parent024e8ac04453b3525448c31ef39848cf675ba6db (diff)
Merge branch 'linus' into x86/xen
Diffstat (limited to 'arch/powerpc/kernel/kprobes.c')
-rw-r--r--arch/powerpc/kernel/kprobes.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 4ba2af12545..de79915452c 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -144,7 +144,6 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
kcb->kprobe_saved_msr = regs->msr;
}
-/* Called with kretprobe_lock held */
void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
struct pt_regs *regs)
{
@@ -312,8 +311,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline;
INIT_HLIST_HEAD(&empty_rp);
- spin_lock_irqsave(&kretprobe_lock, flags);
- head = kretprobe_inst_table_head(current);
+ kretprobe_hash_lock(current, &head, &flags);
/*
* It is possible to have multiple instances associated with a given
@@ -352,7 +350,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
regs->nip = orig_ret_address;
reset_current_kprobe();
- spin_unlock_irqrestore(&kretprobe_lock, flags);
+ kretprobe_hash_unlock(current, &flags);
preempt_enable_no_resched();
hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {