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authorIngo Molnar <mingo@elte.hu>2012-03-01 10:26:41 +0100
committerIngo Molnar <mingo@elte.hu>2012-03-01 10:26:43 +0100
commit7e4d960993331e92567f0180e45322a93e6780ba (patch)
tree4d7444035303fc0b545e88afbd894176344fb2a3 /drivers/misc/lkdtm.c
parentde5bdff7a72acc281219be2b8edeeca1fd81c542 (diff)
parent164974a8f2a482f1abcb027c6d1a89dd79b14297 (diff)
downloadop-kernel-dev-7e4d960993331e92567f0180e45322a93e6780ba.zip
op-kernel-dev-7e4d960993331e92567f0180e45322a93e6780ba.tar.gz
Merge branch 'linus' into sched/core
Merge reason: we'll queue up dependent patches. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/misc/lkdtm.c')
-rw-r--r--drivers/misc/lkdtm.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c
index 150cd70..28adefe 100644
--- a/drivers/misc/lkdtm.c
+++ b/drivers/misc/lkdtm.c
@@ -354,6 +354,7 @@ static void lkdtm_do_action(enum ctype which)
static void lkdtm_handler(void)
{
unsigned long flags;
+ bool do_it = false;
spin_lock_irqsave(&count_lock, flags);
count--;
@@ -361,10 +362,13 @@ static void lkdtm_handler(void)
cp_name_to_str(cpoint), cp_type_to_str(cptype), count);
if (count == 0) {
- lkdtm_do_action(cptype);
+ do_it = true;
count = cpoint_count;
}
spin_unlock_irqrestore(&count_lock, flags);
+
+ if (do_it)
+ lkdtm_do_action(cptype);
}
static int lkdtm_register_cpoint(enum cname which)
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