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Commit 66db0cfc authored Mar 04, 2019 by Vijayanand Jitta

mm: introduce NR_UNRECLAIMABLE_PAGES



Introduce NR_UNRECLAIMABLE_PAGES memory counter which accounts
the pages that cannot be reclaimed under memory pressure.

Change-Id: I9afe50537b0d3c2e7ffc07916b23cce4329e3679
Signed-off-by: Vijayanand Jitta <vjitta@codeaurora.org>

parent f74ff626

include/linux/mmzone.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -184,6 +184,7 @@ enum node_stat_item {
		NR_DIRTIED, /* page dirtyings since bootup */
		NR_WRITTEN, /* page writings since bootup */
		NR_INDIRECTLY_RECLAIMABLE_BYTES, /* measured in bytes */
		NR_UNRECLAIMABLE_PAGES,
		NR_VM_NODE_STAT_ITEMS
		};

mm/vmstat.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1163,6 +1163,7 @@ const char * const vmstat_text[] = {
		"nr_dirtied",
		"nr_written",
		"", /* nr_indirectly_reclaimable */
		"nr_unreclaimable_pages",

		/* enum writeback_stat_item counters */
		"nr_dirty_threshold",