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Commit 7aaf7727 authored by Roman Gushchin's avatar Roman Gushchin Committed by Linus Torvalds
Browse files

mm: don't show nr_indirectly_reclaimable in /proc/vmstat 

Don't show nr_indirectly_reclaimable in /proc/vmstat, because there is
no need to export this vm counter to userspace, and some changes are
expected in reclaimable object accounting, which can alter this counter.

Link: http://lkml.kernel.org/r/20180425191422.9159-1-guro@fb.com


Signed-off-by: default avatarRoman Gushchin <guro@fb.com>
Acked-by: default avatarVlastimil Babka <vbabka@suse.cz>
Reviewed-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 27227c73

mm/vmstat.c

+5 −1
Original line number Diff line number Diff line
@@ -1161,7 +1161,7 @@ const char * const vmstat_text[] = { 
	"nr_vmscan_immediate_reclaim",

	"nr_dirtied",

	"nr_written",

	"nr_indirectly_reclaimable",

	"", /* nr_indirectly_reclaimable */



	/* enum writeback_stat_item counters */

	"nr_dirty_threshold",
@@ -1740,6 +1740,10 @@ static int vmstat_show(struct seq_file *m, void *arg) 
	unsigned long *l = arg;

	unsigned long off = l - (unsigned long *)m->private;



	/* Skip hidden vmstat items. */

	if (*vmstat_text[off] == '\0')

		return 0;



	seq_puts(m, vmstat_text[off]);

	seq_put_decimal_ull(m, " ", *l);

	seq_putc(m, '\n');