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Subject[PATCH 4.19 110/110] [PATCH 4.19.y 2/2] mm: hide incomplete nr_indirectly_reclaimable in sysfs
Date
From: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>

In upstream branch this fixed by commit b29940c1abd7 ("mm: rename and
change semantics of nr_indirectly_reclaimable_bytes").

This fixes /sys/devices/system/node/node*/vmstat format:

...
nr_dirtied 6613155
nr_written 5796802
11089216
...

Cc: <stable@vger.kernel.org> # 4.19.y
Fixes: 7aaf77272358 ("mm: don't show nr_indirectly_reclaimable in /proc/vmstat")
Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Roman Gushchin <guro@fb.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/base/node.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -197,11 +197,16 @@ static ssize_t node_read_vmstat(struct d
sum_zone_numa_state(nid, i));
#endif

- for (i = 0; i < NR_VM_NODE_STAT_ITEMS; i++)
+ for (i = 0; i < NR_VM_NODE_STAT_ITEMS; i++) {
+ /* Skip hidden vmstat items. */
+ if (*vmstat_text[i + NR_VM_ZONE_STAT_ITEMS +
+ NR_VM_NUMA_STAT_ITEMS] == '\0')
+ continue;
n += sprintf(buf+n, "%s %lu\n",
vmstat_text[i + NR_VM_ZONE_STAT_ITEMS +
NR_VM_NUMA_STAT_ITEMS],
node_page_state(pgdat, i));
+ }

return n;
}

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