The kernel stack account is the one that counts in KiB. This patch
convert it from KiB to byte.
Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
---
drivers/base/node.c | 2 +-
fs/proc/meminfo.c | 2 +-
include/linux/mmzone.h | 2 +-
kernel/fork.c | 8 ++++----
mm/memcontrol.c | 2 +-
mm/page_alloc.c | 2 +-
6 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/base/node.c b/drivers/base/node.c
index f77652e6339f..92a75bad35c9 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -446,7 +446,7 @@ static ssize_t node_read_meminfo(struct device *dev,
nid, K(node_page_state(pgdat, NR_FILE_MAPPED)),
nid, K(node_page_state(pgdat, NR_ANON_MAPPED)),
nid, K(i.sharedram),
- nid, node_page_state(pgdat, NR_KERNEL_STACK_KB),
+ nid, node_page_state(pgdat, NR_KERNEL_STACK_B) / SZ_1K,
#ifdef CONFIG_SHADOW_CALL_STACK
nid, node_page_state(pgdat, NR_KERNEL_SCS_KB),
#endif
diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index 5a83012d8b72..799a537d4218 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -101,7 +101,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
show_val_kb(m, "SReclaimable: ", sreclaimable);
show_val_kb(m, "SUnreclaim: ", sunreclaim);
seq_printf(m, "KernelStack: %8lu kB\n",
- global_node_page_state(NR_KERNEL_STACK_KB));
+ global_node_page_state(NR_KERNEL_STACK_B) / SZ_1K);
#ifdef CONFIG_SHADOW_CALL_STACK
seq_printf(m, "ShadowCallStack:%8lu kB\n",
global_node_page_state(NR_KERNEL_SCS_KB));
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 15132adaa233..bd34416293ec 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -202,7 +202,7 @@ enum node_stat_item {
NR_KERNEL_MISC_RECLAIMABLE, /* reclaimable non-slab kernel pages */
NR_FOLL_PIN_ACQUIRED, /* via: pin_user_page(), gup flag: FOLL_PIN */
NR_FOLL_PIN_RELEASED, /* pages returned via unpin_user_page() */
- NR_KERNEL_STACK_KB, /* measured in KiB */
+ NR_KERNEL_STACK_B, /* measured in byte */
#if IS_ENABLED(CONFIG_SHADOW_CALL_STACK)
NR_KERNEL_SCS_KB, /* measured in KiB */
#endif
diff --git a/kernel/fork.c b/kernel/fork.c
index 345f378e104d..2913d7c43dcb 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -382,11 +382,11 @@ static void account_kernel_stack(struct task_struct *tsk, int account)
/* All stack pages are in the same node. */
if (vm)
- mod_lruvec_page_state(vm->pages[0], NR_KERNEL_STACK_KB,
- account * (THREAD_SIZE / 1024));
+ mod_lruvec_page_state(vm->pages[0], NR_KERNEL_STACK_B,
+ account * THREAD_SIZE);
else
- mod_lruvec_kmem_state(stack, NR_KERNEL_STACK_KB,
- account * (THREAD_SIZE / 1024));
+ mod_lruvec_kmem_state(stack, NR_KERNEL_STACK_B,
+ account * THREAD_SIZE);
}
static int memcg_charge_kernel_stack(struct task_struct *tsk)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6d4365d2fd1c..48d70c1ad301 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1500,7 +1500,7 @@ struct memory_stat {
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 },
+ { "kernel_stack", 1, NR_KERNEL_STACK_B },
{ "percpu", 1, MEMCG_PERCPU_B },
{ "sock", PAGE_SIZE, MEMCG_SOCK },
{ "shmem", PAGE_SIZE, NR_SHMEM },
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d103513b3e4f..d2821ba7f682 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5572,7 +5572,7 @@ void show_free_areas(unsigned int filter, nodemask_t *nodemask)
K(node_page_state(pgdat, NR_ANON_THPS)),
#endif
K(node_page_state(pgdat, NR_WRITEBACK_TEMP)),
- node_page_state(pgdat, NR_KERNEL_STACK_KB),
+ node_page_state(pgdat, NR_KERNEL_STACK_B) / SZ_1K,
#ifdef CONFIG_SHADOW_CALL_STACK
node_page_state(pgdat, NR_KERNEL_SCS_KB),
#endif
--
2.11.0
