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authorIngo Molnar <mingo@elte.hu>2008-07-28 16:26:31 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-28 16:26:31 +0200
commitb7d0b6784565b846f3562608dfb3cf8516718724 (patch)
tree50a4931ce7e62e78b664bb8f43da2f4508c319f9 /arch/x86/kernel/kprobes.c
parentcdcf772ed163651cacac8098b4974aba7f9e1c73 (diff)
parentc9272c4f9fbe2087beb3392f526dc5b19efaa56b (diff)
downloadblackbird-op-linux-b7d0b6784565b846f3562608dfb3cf8516718724.tar.gz
blackbird-op-linux-b7d0b6784565b846f3562608dfb3cf8516718724.zip
Merge branch 'linus' into x86/cpu
Conflicts: arch/x86/kernel/cpu/intel_cacheinfo.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/kprobes.c')
-rw-r--r--arch/x86/kernel/kprobes.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c
index 43c019f85f0d..6c27679ec6aa 100644
--- a/arch/x86/kernel/kprobes.c
+++ b/arch/x86/kernel/kprobes.c
@@ -431,7 +431,6 @@ static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs)
regs->ip = (unsigned long)p->ainsn.insn;
}
-/* Called with kretprobe_lock held */
void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
struct pt_regs *regs)
{
@@ -682,8 +681,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
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);
/* fixup registers */
#ifdef CONFIG_X86_64
regs->cs = __KERNEL_CS;
@@ -732,7 +730,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)
kretprobe_assert(ri, orig_ret_address, trampoline_address);
- spin_unlock_irqrestore(&kretprobe_lock, flags);
+ kretprobe_hash_unlock(current, &flags);
hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
hlist_del(&ri->hlist);
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