diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch b/target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch index 59d2c82b56..882f29e989 100644 --- a/target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch +++ b/target/linux/generic/backport-5.15/020-v6.3-27-mm-multi-gen-LRU-clarify-scan_control-flags.patch @@ -33,11 +33,9 @@ Signed-off-by: Andrew Morton <akpm@linux-foundation.org> mm/vmscan.c | 55 +++++++++++++++++++++++++++-------------------------- 1 file changed, 28 insertions(+), 27 deletions(-) -diff --git a/mm/vmscan.c b/mm/vmscan.c -index 3d8e0665186c..4bcb93df316c 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c -@@ -2905,6 +2905,9 @@ static int get_swappiness(struct lruvec *lruvec, struct scan_control *sc) +@@ -2905,6 +2905,9 @@ static int get_swappiness(struct lruvec struct mem_cgroup *memcg = lruvec_memcg(lruvec); struct pglist_data *pgdat = lruvec_pgdat(lruvec); @@ -47,7 +45,7 @@ index 3d8e0665186c..4bcb93df316c 100644 if (!can_demote(pgdat->node_id, sc) && mem_cgroup_get_nr_swap_pages(memcg) < MIN_LRU_BATCH) return 0; -@@ -3952,7 +3955,7 @@ static void walk_mm(struct lruvec *lruvec, struct mm_struct *mm, struct lru_gen_ +@@ -3952,7 +3955,7 @@ static void walk_mm(struct lruvec *lruve } while (err == -EAGAIN); } @@ -56,7 +54,7 @@ index 3d8e0665186c..4bcb93df316c 100644 { struct lru_gen_mm_walk *walk = current->reclaim_state->mm_walk; -@@ -3960,7 +3963,7 @@ static struct lru_gen_mm_walk *set_mm_walk(struct pglist_data *pgdat) +@@ -3960,7 +3963,7 @@ static struct lru_gen_mm_walk *set_mm_wa VM_WARN_ON_ONCE(walk); walk = &pgdat->mm_walk; @@ -65,7 +63,7 @@ index 3d8e0665186c..4bcb93df316c 100644 VM_WARN_ON_ONCE(current_is_kswapd()); walk = kzalloc(sizeof(*walk), __GFP_HIGH | __GFP_NOMEMALLOC | __GFP_NOWARN); -@@ -4146,7 +4149,7 @@ static bool try_to_inc_max_seq(struct lruvec *lruvec, unsigned long max_seq, +@@ -4146,7 +4149,7 @@ static bool try_to_inc_max_seq(struct lr goto done; } @@ -74,7 +72,7 @@ index 3d8e0665186c..4bcb93df316c 100644 if (!walk) { success = iterate_mm_list_nowalk(lruvec, max_seq); goto done; -@@ -4215,8 +4218,6 @@ static bool lruvec_is_reclaimable(struct lruvec *lruvec, struct scan_control *sc +@@ -4215,8 +4218,6 @@ static bool lruvec_is_reclaimable(struct struct mem_cgroup *memcg = lruvec_memcg(lruvec); DEFINE_MIN_SEQ(lruvec); @@ -83,7 +81,7 @@ index 3d8e0665186c..4bcb93df316c 100644 /* see the comment on lru_gen_page */ gen = lru_gen_from_seq(min_seq[LRU_GEN_FILE]); birth = READ_ONCE(lruvec->lrugen.timestamps[gen]); -@@ -4472,12 +4473,8 @@ static bool isolate_page(struct lruvec *lruvec, struct page *page, struct scan_c +@@ -4472,12 +4473,8 @@ static bool isolate_page(struct lruvec * { bool success; @@ -97,7 +95,7 @@ index 3d8e0665186c..4bcb93df316c 100644 (PageDirty(page) || (PageAnon(page) && !PageSwapCache(page)))) return false; -@@ -4574,9 +4571,8 @@ static int scan_pages(struct lruvec *lruvec, struct scan_control *sc, +@@ -4574,9 +4571,8 @@ static int scan_pages(struct lruvec *lru __count_vm_events(PGSCAN_ANON + type, isolated); /* @@ -109,7 +107,7 @@ index 3d8e0665186c..4bcb93df316c 100644 */ return isolated || !remaining ? scanned : 0; } -@@ -4836,8 +4832,7 @@ static long get_nr_to_scan(struct lruvec *lruvec, struct scan_control *sc, bool +@@ -4836,8 +4832,7 @@ static long get_nr_to_scan(struct lruvec struct mem_cgroup *memcg = lruvec_memcg(lruvec); DEFINE_MAX_SEQ(lruvec); @@ -119,7 +117,7 @@ index 3d8e0665186c..4bcb93df316c 100644 return 0; if (!should_run_aging(lruvec, max_seq, sc, can_swap, &nr_to_scan)) -@@ -4865,17 +4860,14 @@ static bool try_to_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc) +@@ -4865,17 +4860,14 @@ static bool try_to_shrink_lruvec(struct long nr_to_scan; unsigned long scanned = 0; unsigned long nr_to_reclaim = get_nr_to_reclaim(sc); @@ -142,7 +140,7 @@ index 3d8e0665186c..4bcb93df316c 100644 nr_to_scan = get_nr_to_scan(lruvec, sc, swappiness); if (nr_to_scan <= 0) -@@ -5005,12 +4997,13 @@ static void lru_gen_shrink_lruvec(struct lruvec *lruvec, struct scan_control *sc +@@ -5005,12 +4997,13 @@ static void lru_gen_shrink_lruvec(struct struct blk_plug plug; VM_WARN_ON_ONCE(global_reclaim(sc)); @@ -157,7 +155,7 @@ index 3d8e0665186c..4bcb93df316c 100644 if (try_to_shrink_lruvec(lruvec, sc)) lru_gen_rotate_memcg(lruvec, MEMCG_LRU_YOUNG); -@@ -5066,11 +5059,19 @@ static void lru_gen_shrink_node(struct pglist_data *pgdat, struct scan_control * +@@ -5066,11 +5059,19 @@ static void lru_gen_shrink_node(struct p VM_WARN_ON_ONCE(!global_reclaim(sc)); @@ -178,7 +176,7 @@ index 3d8e0665186c..4bcb93df316c 100644 set_initial_priority(pgdat, sc); -@@ -5088,7 +5089,7 @@ static void lru_gen_shrink_node(struct pglist_data *pgdat, struct scan_control * +@@ -5088,7 +5089,7 @@ static void lru_gen_shrink_node(struct p clear_mm_walk(); blk_finish_plug(&plug); @@ -187,7 +185,7 @@ index 3d8e0665186c..4bcb93df316c 100644 /* kswapd should never fail */ pgdat->kswapd_failures = 0; } -@@ -5656,7 +5657,7 @@ static ssize_t lru_gen_seq_write(struct file *file, const char __user *src, +@@ -5656,7 +5657,7 @@ static ssize_t lru_gen_seq_write(struct set_task_reclaim_state(current, &sc.reclaim_state); flags = memalloc_noreclaim_save(); blk_start_plug(&plug); @@ -196,6 +194,3 @@ index 3d8e0665186c..4bcb93df316c 100644 err = -ENOMEM; goto done; } --- -2.40.0 - |