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authorHugh Dickins <hughd@google.com>2012-01-12 20:20:01 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-12 23:13:10 -0500
commit4111304dab198c687bc60f2e235a9f7ee92c47c8 (patch)
treec98fbae214f73f8475bcdc54c8116dea82cd7d14
parent4d06f382c733f99ec67df006255e87525ac1efd3 (diff)
mm: enum lru_list lru
Mostly we use "enum lru_list lru": change those few "l"s to "lru"s. Signed-off-by: Hugh Dickins <hughd@google.com> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/mm_inline.h26
-rw-r--r--include/linux/mmzone.h16
-rw-r--r--mm/page_alloc.c6
-rw-r--r--mm/vmscan.c22
4 files changed, 35 insertions, 35 deletions
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 4e3478e71926..8f84d2e53d0f 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -22,21 +22,21 @@ static inline int page_is_file_cache(struct page *page)
22} 22}
23 23
24static inline void 24static inline void
25add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l) 25add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list lru)
26{ 26{
27 struct lruvec *lruvec; 27 struct lruvec *lruvec;
28 28
29 lruvec = mem_cgroup_lru_add_list(zone, page, l); 29 lruvec = mem_cgroup_lru_add_list(zone, page, lru);
30 list_add(&page->lru, &lruvec->lists[l]); 30 list_add(&page->lru, &lruvec->lists[lru]);
31 __mod_zone_page_state(zone, NR_LRU_BASE + l, hpage_nr_pages(page)); 31 __mod_zone_page_state(zone, NR_LRU_BASE + lru, hpage_nr_pages(page));
32} 32}
33 33
34static inline void 34static inline void
35del_page_from_lru_list(struct zone *zone, struct page *page, enum lru_list l) 35del_page_from_lru_list(struct zone *zone, struct page *page, enum lru_list lru)
36{ 36{
37 mem_cgroup_lru_del_list(page, l); 37 mem_cgroup_lru_del_list(page, lru);
38 list_del(&page->lru); 38 list_del(&page->lru);
39 __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); 39 __mod_zone_page_state(zone, NR_LRU_BASE + lru, -hpage_nr_pages(page));
40} 40}
41 41
42/** 42/**
@@ -57,21 +57,21 @@ static inline enum lru_list page_lru_base_type(struct page *page)
57static inline void 57static inline void
58del_page_from_lru(struct zone *zone, struct page *page) 58del_page_from_lru(struct zone *zone, struct page *page)
59{ 59{
60 enum lru_list l; 60 enum lru_list lru;
61 61
62 if (PageUnevictable(page)) { 62 if (PageUnevictable(page)) {
63 __ClearPageUnevictable(page); 63 __ClearPageUnevictable(page);
64 l = LRU_UNEVICTABLE; 64 lru = LRU_UNEVICTABLE;
65 } else { 65 } else {
66 l = page_lru_base_type(page); 66 lru = page_lru_base_type(page);
67 if (PageActive(page)) { 67 if (PageActive(page)) {
68 __ClearPageActive(page); 68 __ClearPageActive(page);
69 l += LRU_ACTIVE; 69 lru += LRU_ACTIVE;
70 } 70 }
71 } 71 }
72 mem_cgroup_lru_del_list(page, l); 72 mem_cgroup_lru_del_list(page, lru);
73 list_del(&page->lru); 73 list_del(&page->lru);
74 __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); 74 __mod_zone_page_state(zone, NR_LRU_BASE + lru, -hpage_nr_pages(page));
75} 75}
76 76
77/** 77/**
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 2038b90ca6e3..650ba2fb3301 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -140,23 +140,23 @@ enum lru_list {
140 NR_LRU_LISTS 140 NR_LRU_LISTS
141}; 141};
142 142
143#define for_each_lru(l) for (l = 0; l < NR_LRU_LISTS; l++) 143#define for_each_lru(lru) for (lru = 0; lru < NR_LRU_LISTS; lru++)
144 144
145#define for_each_evictable_lru(l) for (l = 0; l <= LRU_ACTIVE_FILE; l++) 145#define for_each_evictable_lru(lru) for (lru = 0; lru <= LRU_ACTIVE_FILE; lru++)
146 146
147static inline int is_file_lru(enum lru_list l) 147static inline int is_file_lru(enum lru_list lru)
148{ 148{
149 return (l == LRU_INACTIVE_FILE || l == LRU_ACTIVE_FILE); 149 return (lru == LRU_INACTIVE_FILE || lru == LRU_ACTIVE_FILE);
150} 150}
151 151
152static inline int is_active_lru(enum lru_list l) 152static inline int is_active_lru(enum lru_list lru)
153{ 153{
154 return (l == LRU_ACTIVE_ANON || l == LRU_ACTIVE_FILE); 154 return (lru == LRU_ACTIVE_ANON || lru == LRU_ACTIVE_FILE);
155} 155}
156 156
157static inline int is_unevictable_lru(enum lru_list l) 157static inline int is_unevictable_lru(enum lru_list lru)
158{ 158{
159 return (l == LRU_UNEVICTABLE); 159 return (lru == LRU_UNEVICTABLE);
160} 160}
161 161
162struct lruvec { 162struct lruvec {
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cb5723c491f0..0027d8f4a1bb 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4262,7 +4262,7 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat,
4262 for (j = 0; j < MAX_NR_ZONES; j++) { 4262 for (j = 0; j < MAX_NR_ZONES; j++) {
4263 struct zone *zone = pgdat->node_zones + j; 4263 struct zone *zone = pgdat->node_zones + j;
4264 unsigned long size, realsize, memmap_pages; 4264 unsigned long size, realsize, memmap_pages;
4265 enum lru_list l; 4265 enum lru_list lru;
4266 4266
4267 size = zone_spanned_pages_in_node(nid, j, zones_size); 4267 size = zone_spanned_pages_in_node(nid, j, zones_size);
4268 realsize = size - zone_absent_pages_in_node(nid, j, 4268 realsize = size - zone_absent_pages_in_node(nid, j,
@@ -4312,8 +4312,8 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat,
4312 zone->zone_pgdat = pgdat; 4312 zone->zone_pgdat = pgdat;
4313 4313
4314 zone_pcp_init(zone); 4314 zone_pcp_init(zone);
4315 for_each_lru(l) 4315 for_each_lru(lru)
4316 INIT_LIST_HEAD(&zone->lruvec.lists[l]); 4316 INIT_LIST_HEAD(&zone->lruvec.lists[lru]);
4317 zone->reclaim_stat.recent_rotated[0] = 0; 4317 zone->reclaim_stat.recent_rotated[0] = 0;
4318 zone->reclaim_stat.recent_rotated[1] = 0; 4318 zone->reclaim_stat.recent_rotated[1] = 0;
4319 zone->reclaim_stat.recent_scanned[0] = 0; 4319 zone->reclaim_stat.recent_scanned[0] = 0;
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 7724fb8e7498..01466bf783fd 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1920,7 +1920,7 @@ static void get_scan_count(struct mem_cgroup_zone *mz, struct scan_control *sc,
1920 unsigned long ap, fp; 1920 unsigned long ap, fp;
1921 struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(mz); 1921 struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(mz);
1922 u64 fraction[2], denominator; 1922 u64 fraction[2], denominator;
1923 enum lru_list l; 1923 enum lru_list lru;
1924 int noswap = 0; 1924 int noswap = 0;
1925 bool force_scan = false; 1925 bool force_scan = false;
1926 1926
@@ -2010,18 +2010,18 @@ static void get_scan_count(struct mem_cgroup_zone *mz, struct scan_control *sc,
2010 fraction[1] = fp; 2010 fraction[1] = fp;
2011 denominator = ap + fp + 1; 2011 denominator = ap + fp + 1;
2012out: 2012out:
2013 for_each_evictable_lru(l) { 2013 for_each_evictable_lru(lru) {
2014 int file = is_file_lru(l); 2014 int file = is_file_lru(lru);
2015 unsigned long scan; 2015 unsigned long scan;
2016 2016
2017 scan = zone_nr_lru_pages(mz, l); 2017 scan = zone_nr_lru_pages(mz, lru);
2018 if (priority || noswap) { 2018 if (priority || noswap) {
2019 scan >>= priority; 2019 scan >>= priority;
2020 if (!scan && force_scan) 2020 if (!scan && force_scan)
2021 scan = SWAP_CLUSTER_MAX; 2021 scan = SWAP_CLUSTER_MAX;
2022 scan = div64_u64(scan * fraction[file], denominator); 2022 scan = div64_u64(scan * fraction[file], denominator);
2023 } 2023 }
2024 nr[l] = scan; 2024 nr[lru] = scan;
2025 } 2025 }
2026} 2026}
2027 2027
@@ -2097,7 +2097,7 @@ static void shrink_mem_cgroup_zone(int priority, struct mem_cgroup_zone *mz,
2097{ 2097{
2098 unsigned long nr[NR_LRU_LISTS]; 2098 unsigned long nr[NR_LRU_LISTS];
2099 unsigned long nr_to_scan; 2099 unsigned long nr_to_scan;
2100 enum lru_list l; 2100 enum lru_list lru;
2101 unsigned long nr_reclaimed, nr_scanned; 2101 unsigned long nr_reclaimed, nr_scanned;
2102 unsigned long nr_to_reclaim = sc->nr_to_reclaim; 2102 unsigned long nr_to_reclaim = sc->nr_to_reclaim;
2103 struct blk_plug plug; 2103 struct blk_plug plug;
@@ -2110,13 +2110,13 @@ restart:
2110 blk_start_plug(&plug); 2110 blk_start_plug(&plug);
2111 while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] || 2111 while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] ||
2112 nr[LRU_INACTIVE_FILE]) { 2112 nr[LRU_INACTIVE_FILE]) {
2113 for_each_evictable_lru(l) { 2113 for_each_evictable_lru(lru) {
2114 if (nr[l]) { 2114 if (nr[lru]) {
2115 nr_to_scan = min_t(unsigned long, 2115 nr_to_scan = min_t(unsigned long,
2116 nr[l], SWAP_CLUSTER_MAX); 2116 nr[lru], SWAP_CLUSTER_MAX);
2117 nr[l] -= nr_to_scan; 2117 nr[lru] -= nr_to_scan;
2118 2118
2119 nr_reclaimed += shrink_list(l, nr_to_scan, 2119 nr_reclaimed += shrink_list(lru, nr_to_scan,
2120 mz, sc, priority); 2120 mz, sc, priority);
2121 } 2121 }
2122 } 2122 }