diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/vmscan.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index 0e2f253949fe..c5bfbb74fde1 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2297,10 +2297,9 @@ static unsigned int move_pages_to_lru(struct lruvec *lruvec, } /* - * If a kernel thread (such as nfsd for loop-back mounts) services - * a backing device by writing to the page cache it sets PF_LOCAL_THROTTLE. - * In that case we should only throttle if the backing device it is - * writing to is congested. In other cases it is safe to throttle. + * If a kernel thread (such as nfsd for loop-back mounts) services a backing + * device by writing to the page cache it sets PF_LOCAL_THROTTLE. In this case + * we should not throttle. Otherwise it is safe to do so. */ static int current_may_throttle(void) { |