VMEVENT_ATTR_STATE_ONE_SHOT is misleading name. That is effect as
edge trigger shot, not only once.
Suggested-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxx>
Suggested-by: Pekka Enberg <penberg@xxxxxxxxxx>
Signed-off-by: Anton Vorontsov <anton.vorontsov@xxxxxxxxxx>
---
include/linux/vmevent.h | 4 ++--
mm/vmevent.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/linux/vmevent.h b/include/linux/vmevent.h
index b8ec0ac..b1c4016 100644
--- a/include/linux/vmevent.h
+++ b/include/linux/vmevent.h
@@ -31,9 +31,9 @@ enum {
*/
VMEVENT_ATTR_STATE_VALUE_EQ = (1UL << 2),
/*
- * One-shot mode.
+ * Edge trigger mode.
*/
- VMEVENT_ATTR_STATE_ONE_SHOT = (1UL << 3),
+ VMEVENT_ATTR_STATE_EDGE_TRIGGER = (1UL << 3),
__VMEVENT_ATTR_STATE_INTERNAL = (1UL << 30) |
(1UL << 31),
diff --git a/mm/vmevent.c b/mm/vmevent.c
index e64a92d..46c1d18 100644
--- a/mm/vmevent.c
+++ b/mm/vmevent.c
@@ -104,7 +104,7 @@ static bool vmevent_match(struct vmevent_watch *watch)
continue;
if (attr_lt || attr_gt || attr_eq) {
- bool one_shot = state & VMEVENT_ATTR_STATE_ONE_SHOT;
+ bool edge = state & VMEVENT_ATTR_STATE_EDGE_TRIGGER;
u32 was_lt_mask = VMEVENT_ATTR_STATE_VALUE_WAS_LT;
u32 was_gt_mask = VMEVENT_ATTR_STATE_VALUE_WAS_GT;
u64 value = vmevent_sample_attr(watch, attr);
@@ -117,7 +117,7 @@ static bool vmevent_match(struct vmevent_watch *watch)
bool ret = false;
if (((attr_lt && lt) || (attr_gt && gt) ||
- (attr_eq && eq)) && !one_shot)
+ (attr_eq && eq)) && !edge)
return true;
if (attr_eq && eq && was_eq) {
--
1.7.9.2
--
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