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-rw-r--r--block/genhd.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/block/genhd.c b/block/genhd.c
index ee76de0fb4cc..5375be39e8a5 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1632,7 +1632,7 @@ static unsigned long disk_events_poll_jiffies(struct gendisk *disk)
*/
if (ev->poll_msecs >= 0)
intv_msecs = ev->poll_msecs;
- else if (disk->events)
+ else if (disk->event_flags & DISK_EVENT_FLAG_POLL)
intv_msecs = disk_events_dfl_poll_msecs;
return msecs_to_jiffies(intv_msecs);
@@ -1842,11 +1842,13 @@ static void disk_check_events(struct disk_events *ev,
/*
* Tell userland about new events. Only the events listed in
- * @disk->events are reported. Unlisted events are processed the
- * same internally but never get reported to userland.
+ * @disk->events are reported, and only if DISK_EVENT_FLAG_UEVENT
+ * is set. Otherwise, events are processed internally but never
+ * get reported to userland.
*/
for (i = 0; i < ARRAY_SIZE(disk_uevents); i++)
- if (events & disk->events & (1 << i))
+ if ((events & disk->events & (1 << i)) &&
+ (disk->event_flags & DISK_EVENT_FLAG_UEVENT))
envp[nr_events++] = disk_uevents[i];
if (nr_events)
@@ -1884,6 +1886,9 @@ static ssize_t disk_events_show(struct device *dev,
{
struct gendisk *disk = dev_to_disk(dev);
+ if (!(disk->event_flags & DISK_EVENT_FLAG_UEVENT))
+ return 0;
+
return __disk_events_show(disk->events, buf);
}