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authorMasami Hiramatsu <mhiramat@redhat.com>2009-01-06 21:15:32 +0100
committerLen Brown <len.brown@intel.com>2009-01-16 14:32:17 -0500
commit5a4ccaf37ffece09ef33f1cfec67efa8ee56f967 (patch)
tree9a246d76a019318f658c3db7567664cffb5f2824 /kernel/kprobes.c
parent33f1d7ecc6cffff3c618a02295de969ebbacd95d (diff)
downloadop-kernel-dev-5a4ccaf37ffece09ef33f1cfec67efa8ee56f967.zip
op-kernel-dev-5a4ccaf37ffece09ef33f1cfec67efa8ee56f967.tar.gz
kprobes: check CONFIG_FREEZER instead of CONFIG_PM
Check CONFIG_FREEZER instead of CONFIG_PM because kprobe booster depends on freeze_processes() and thaw_processes() when CONFIG_PREEMPT=y. This fixes a linkage error which occurs when CONFIG_PREEMPT=y, CONFIG_PM=y and CONFIG_FREEZER=n. Reported-by: Cheng Renquan <crquan@gmail.com> Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'kernel/kprobes.c')
-rw-r--r--kernel/kprobes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 1b9cbdc..7ba8cd9 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -123,7 +123,7 @@ static int collect_garbage_slots(void);
static int __kprobes check_safety(void)
{
int ret = 0;
-#if defined(CONFIG_PREEMPT) && defined(CONFIG_PM)
+#if defined(CONFIG_PREEMPT) && defined(CONFIG_FREEZER)
ret = freeze_processes();
if (ret == 0) {
struct task_struct *p, *q;
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