---

yaml --- r: 344779 b: refs/heads/master c: 5647bc2 h: refs/heads/master i: 344777: 3475dbd 344775: 468415e v: v3
git-mirror · Dec 11, 2012 · fde54a1 · fde54a1
1 parent 39e53ce
commit fde54a1
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Showing 5 changed files with 14 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1233d588210737ed3696b44c26e71dfa44a6995a
+refs/heads/master: 5647bc293ab15f66a7b1cda850c5e9d162a6c7c2
diff --git a/trunk/include/linux/vm_event_item.h b/trunk/include/linux/vm_event_item.h
@@ -38,8 +38,10 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
 		KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
 		KSWAPD_SKIP_CONGESTION_WAIT,
 		PAGEOUTRUN, ALLOCSTALL, PGROTATED,
+#ifdef CONFIG_MIGRATION
+		PGMIGRATE_SUCCESS, PGMIGRATE_FAIL,
+#endif
 #ifdef CONFIG_COMPACTION
-		COMPACTBLOCKS, COMPACTPAGES, COMPACTPAGEFAILED,
 		COMPACTSTALL, COMPACTFAIL, COMPACTSUCCESS,
 #endif
 #ifdef CONFIG_HUGETLB_PAGE

diff --git a/trunk/mm/compaction.c b/trunk/mm/compaction.c
@@ -994,10 +994,6 @@ static int compact_zone(struct zone *zone, struct compact_control *cc)
 		update_nr_listpages(cc);
 		nr_remaining = cc->nr_migratepages;
 
-		count_vm_event(COMPACTBLOCKS);
-		count_vm_events(COMPACTPAGES, nr_migrate - nr_remaining);
-		if (nr_remaining)
-			count_vm_events(COMPACTPAGEFAILED, nr_remaining);
 		trace_mm_compaction_migratepages(nr_migrate - nr_remaining,
 						nr_remaining);
 

diff --git a/trunk/mm/migrate.c b/trunk/mm/migrate.c
@@ -962,6 +962,7 @@ int migrate_pages(struct list_head *from,
 {
 	int retry = 1;
 	int nr_failed = 0;
+	int nr_succeeded = 0;
 	int pass = 0;
 	struct page *page;
 	struct page *page2;
@@ -988,6 +989,7 @@ int migrate_pages(struct list_head *from,
 				retry++;
 				break;
 			case 0:
+				nr_succeeded++;
 				break;
 			default:
 				/* Permanent failure */
@@ -998,6 +1000,10 @@ int migrate_pages(struct list_head *from,
 	}
 	rc = 0;
 out:
+	if (nr_succeeded)
+		count_vm_events(PGMIGRATE_SUCCESS, nr_succeeded);
+	if (nr_failed)
+		count_vm_events(PGMIGRATE_FAIL, nr_failed);
 	if (!swapwrite)
 		current->flags &= ~PF_SWAPWRITE;
 

diff --git a/trunk/mm/vmstat.c b/trunk/mm/vmstat.c
@@ -774,10 +774,11 @@ const char * const vmstat_text[] = {
 
 	"pgrotated",
 
+#ifdef CONFIG_MIGRATION
+	"pgmigrate_success",
+	"pgmigrate_fail",
+#endif
 #ifdef CONFIG_COMPACTION
-	"compact_blocks_moved",
-	"compact_pages_moved",
-	"compact_pagemigrate_failed",
 	"compact_stall",
 	"compact_fail",
 	"compact_success",