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-rw-r--r--drivers/base/node.c3
-rw-r--r--fs/proc/meminfo.c2
-rw-r--r--include/linux/mmzone.h3
-rw-r--r--mm/filemap.c2
-rw-r--r--mm/huge_memory.c3
-rw-r--r--mm/khugepaged.c2
-rw-r--r--mm/memcontrol.c26
-rw-r--r--mm/page_alloc.c2
-rw-r--r--mm/shmem.c2
9 files changed, 12 insertions, 33 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c
index d5952f754911..6d5ac6ffb6e1 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -462,8 +462,7 @@ static ssize_t node_read_meminfo(struct device *dev,
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
,
nid, K(node_page_state(pgdat, NR_ANON_THPS)),
- nid, K(node_page_state(pgdat, NR_SHMEM_THPS) *
- HPAGE_PMD_NR),
+ nid, K(node_page_state(pgdat, NR_SHMEM_THPS)),
nid, K(node_page_state(pgdat, NR_SHMEM_PMDMAPPED) *
HPAGE_PMD_NR),
nid, K(node_page_state(pgdat, NR_FILE_THPS)),
diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index 7ea4679880c8..cfb107eaa3e6 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -131,7 +131,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
show_val_kb(m, "AnonHugePages: ",
global_node_page_state(NR_ANON_THPS));
show_val_kb(m, "ShmemHugePages: ",
- global_node_page_state(NR_SHMEM_THPS) * HPAGE_PMD_NR);
+ global_node_page_state(NR_SHMEM_THPS));
show_val_kb(m, "ShmemPmdMapped: ",
global_node_page_state(NR_SHMEM_PMDMAPPED) * HPAGE_PMD_NR);
show_val_kb(m, "FileHugePages: ",
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index b751a9898bb6..788837f40b38 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -220,7 +220,8 @@ static __always_inline bool vmstat_item_print_in_thp(enum node_stat_item item)
return false;
return item == NR_ANON_THPS ||
- item == NR_FILE_THPS;
+ item == NR_FILE_THPS ||
+ item == NR_SHMEM_THPS;
}
/*
diff --git a/mm/filemap.c b/mm/filemap.c
index 9efe059e2b58..46a8b9e82434 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -206,7 +206,7 @@ static void unaccount_page_cache_page(struct address_space *mapping,
if (PageSwapBacked(page)) {
__mod_lruvec_page_state(page, NR_SHMEM, -nr);
if (PageTransHuge(page))
- __dec_lruvec_page_state(page, NR_SHMEM_THPS);
+ __mod_lruvec_page_state(page, NR_SHMEM_THPS, -nr);
} else if (PageTransHuge(page)) {
__mod_lruvec_page_state(page, NR_FILE_THPS, -nr);
filemap_nr_thps_dec(mapping);
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 77181faa2340..86a3015ba54f 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2755,7 +2755,8 @@ int split_huge_page_to_list(struct page *page, struct list_head *list)
int nr = thp_nr_pages(head);
if (PageSwapBacked(head))
- __dec_lruvec_page_state(head, NR_SHMEM_THPS);
+ __mod_lruvec_page_state(head, NR_SHMEM_THPS,
+ -nr);
else
__mod_lruvec_page_state(head, NR_FILE_THPS,
-nr);
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index c427fe2ca7ff..75e246f680f4 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1858,7 +1858,7 @@ out_unlock:
nr = thp_nr_pages(new_page);
if (is_shmem)
- __inc_lruvec_page_state(new_page, NR_SHMEM_THPS);
+ __mod_lruvec_page_state(new_page, NR_SHMEM_THPS, nr);
else {
__mod_lruvec_page_state(new_page, NR_FILE_THPS, nr);
filemap_nr_thps_inc(mapping);
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index fc552f57d3fb..d3a0c59210e7 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1516,7 +1516,7 @@ struct memory_stat {
unsigned int idx;
};
-static struct memory_stat memory_stats[] = {
+static const struct memory_stat memory_stats[] = {
{ "anon", PAGE_SIZE, NR_ANON_MAPPED },
{ "file", PAGE_SIZE, NR_FILE_PAGES },
{ "kernel_stack", 1024, NR_KERNEL_STACK_KB },
@@ -1528,14 +1528,9 @@ static struct memory_stat memory_stats[] = {
{ "file_dirty", PAGE_SIZE, NR_FILE_DIRTY },
{ "file_writeback", PAGE_SIZE, NR_WRITEBACK },
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- /*
- * The ratio will be initialized in memory_stats_init(). Because
- * on some architectures, the macro of HPAGE_PMD_SIZE is not
- * constant(e.g. powerpc).
- */
{ "anon_thp", PAGE_SIZE, NR_ANON_THPS },
{ "file_thp", PAGE_SIZE, NR_FILE_THPS },
- { "shmem_thp", 0, NR_SHMEM_THPS },
+ { "shmem_thp", PAGE_SIZE, NR_SHMEM_THPS },
#endif
{ "inactive_anon", PAGE_SIZE, NR_INACTIVE_ANON },
{ "active_anon", PAGE_SIZE, NR_ACTIVE_ANON },
@@ -1560,23 +1555,6 @@ static struct memory_stat memory_stats[] = {
{ "workingset_nodereclaim", 1, WORKINGSET_NODERECLAIM },
};
-static int __init memory_stats_init(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(memory_stats); i++) {
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- if (memory_stats[i].idx == NR_SHMEM_THPS)
- memory_stats[i].ratio = HPAGE_PMD_SIZE;
-#endif
- VM_BUG_ON(!memory_stats[i].ratio);
- VM_BUG_ON(memory_stats[i].idx >= MEMCG_NR_STAT);
- }
-
- return 0;
-}
-pure_initcall(memory_stats_init);
-
static char *memory_stat_format(struct mem_cgroup *memcg)
{
struct seq_buf s;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 2e2e47f8714b..df292d8e659b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5584,7 +5584,7 @@ void show_free_areas(unsigned int filter, nodemask_t *nodemask)
K(node_page_state(pgdat, NR_WRITEBACK)),
K(node_page_state(pgdat, NR_SHMEM)),
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- K(node_page_state(pgdat, NR_SHMEM_THPS) * HPAGE_PMD_NR),
+ K(node_page_state(pgdat, NR_SHMEM_THPS)),
K(node_page_state(pgdat, NR_SHMEM_PMDMAPPED)
* HPAGE_PMD_NR),
K(node_page_state(pgdat, NR_ANON_THPS)),
diff --git a/mm/shmem.c b/mm/shmem.c
index 7924b3bf46fb..ff741d229701 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -713,7 +713,7 @@ next:
}
if (PageTransHuge(page)) {
count_vm_event(THP_FILE_ALLOC);
- __inc_lruvec_page_state(page, NR_SHMEM_THPS);
+ __mod_lruvec_page_state(page, NR_SHMEM_THPS, nr);
}
mapping->nrpages += nr;
__mod_lruvec_page_state(page, NR_FILE_PAGES, nr);