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authorLee Schermerhorn <Lee.Schermerhorn@hp.com>2008-10-18 20:26:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 08:50:26 -0700
commit7b854121eb3e5ba0241882ff939e2c485228c9c5 (patch)
treee553bc3b3c2be3b36cfcce5219b2ef85646ea495 /fs/proc
parentbbfd28eee9fbd73e780b19beb3dc562befbb94fa (diff)
Unevictable LRU Page Statistics
Report unevictable pages per zone and system wide. Kosaki Motohiro added support for memory controller unevictable statistics. [riel@redhat.com: fix printk in show_free_areas()] [akpm@linux-foundation.org: fix units in /proc/vmstats] Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Signed-off-by: Rik van Riel <riel@redhat.com> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Debugged-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/proc_misc.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index b8edb286055..6dd60eaea99 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -174,6 +174,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
"Inactive(anon): %8lu kB\n"
"Active(file): %8lu kB\n"
"Inactive(file): %8lu kB\n"
+#ifdef CONFIG_UNEVICTABLE_LRU
+ "Unevictable: %8lu kB\n"
+#endif
#ifdef CONFIG_HIGHMEM
"HighTotal: %8lu kB\n"
"HighFree: %8lu kB\n"
@@ -212,6 +215,9 @@ static int meminfo_read_proc(char *page, char **start, off_t off,
K(pages[LRU_INACTIVE_ANON]),
K(pages[LRU_ACTIVE_FILE]),
K(pages[LRU_INACTIVE_FILE]),
+#ifdef CONFIG_UNEVICTABLE_LRU
+ K(pages[LRU_UNEVICTABLE]),
+#endif
#ifdef CONFIG_HIGHMEM
K(i.totalhigh),
K(i.freehigh),