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authorChristoph Lameter <clameter@sgi.com>2006-09-25 23:31:15 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 08:48:47 -0700
commit27bf71c2a7e596ed34e9bf2d4a5030321a09a1ad (patch)
tree30aca46595486b7a9d69d2d2f58b305cf32f41d9 /mm
parente53ef38d05dd59ed281a35590e4a5b64d8ff4c52 (diff)
downloadop-kernel-dev-27bf71c2a7e596ed34e9bf2d4a5030321a09a1ad.zip
op-kernel-dev-27bf71c2a7e596ed34e9bf2d4a5030321a09a1ad.tar.gz
[PATCH] reduce MAX_NR_ZONES: remove display of counters for unconfigured zones
eventcounters: Do not display counters for zones that are not available on an arch Do not define or display counters for the DMA32 and the HIGHMEM zone if such zones were not configured. [akpm@osdl.org: s390 fix] [heiko.carstens@de.ibm.com: s390 fix] Signed-off-by: Christoph Lameter <clameter@sgi.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/vmstat.c43
1 files changed, 20 insertions, 23 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c
index c1b5f41..04a9093 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -435,6 +435,21 @@ struct seq_operations fragmentation_op = {
.show = frag_show,
};
+#ifdef CONFIG_ZONE_DMA32
+#define TEXT_FOR_DMA32(xx) xx "_dma32",
+#else
+#define TEXT_FOR_DMA32(xx)
+#endif
+
+#ifdef CONFIG_HIGHMEM
+#define TEXT_FOR_HIGHMEM(xx) xx "_high",
+#else
+#define TEXT_FOR_HIGHMEM(xx)
+#endif
+
+#define TEXTS_FOR_ZONES(xx) xx "_dma", TEXT_FOR_DMA32(xx) xx "_normal", \
+ TEXT_FOR_HIGHMEM(xx)
+
static char *vmstat_text[] = {
/* Zoned VM counters */
"nr_anon_pages",
@@ -462,10 +477,7 @@ static char *vmstat_text[] = {
"pswpin",
"pswpout",
- "pgalloc_dma",
- "pgalloc_dma32",
- "pgalloc_normal",
- "pgalloc_high",
+ TEXTS_FOR_ZONES("pgalloc")
"pgfree",
"pgactivate",
@@ -474,25 +486,10 @@ static char *vmstat_text[] = {
"pgfault",
"pgmajfault",
- "pgrefill_dma",
- "pgrefill_dma32",
- "pgrefill_normal",
- "pgrefill_high",
-
- "pgsteal_dma",
- "pgsteal_dma32",
- "pgsteal_normal",
- "pgsteal_high",
-
- "pgscan_kswapd_dma",
- "pgscan_kswapd_dma32",
- "pgscan_kswapd_normal",
- "pgscan_kswapd_high",
-
- "pgscan_direct_dma",
- "pgscan_direct_dma32",
- "pgscan_direct_normal",
- "pgscan_direct_high",
+ TEXTS_FOR_ZONES("pgrefill")
+ TEXTS_FOR_ZONES("pgsteal")
+ TEXTS_FOR_ZONES("pgscan_kswapd")
+ TEXTS_FOR_ZONES("pgscan_direct")
"pginodesteal",
"slabs_scanned",
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