BACKPORT: mm: Multi-gen LRU: remove wait_event_killable()

[platform/kernel/linux-rpi.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index b442508..0b4db04 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -443,17 +443,17 @@ enum {
 struct lru_gen_mm_state {
        /* set to max_seq after each iteration */
        unsigned long seq;
-       /* where the current iteration continues (inclusive) */
+       /* where the current iteration continues after */
        struct list_head *head;
-       /* where the last iteration ended (exclusive) */
+       /* where the last iteration ended before */
        struct list_head *tail;
-       /* to wait for the last page table walker to finish */
+       /* Unused - keep for ABI compatiiblity */
        struct wait_queue_head wait;
        /* Bloom filters flip after each iteration */
        unsigned long *filters[NR_BLOOM_FILTERS];
        /* the mm stats for debugging */
        unsigned long stats[NR_HIST_GENS][NR_MM_STATS];
-       /* the number of concurrent page table walkers */
+       /* Unused - keep for ABI compatiiblity */
        int nr_walkers;
 };