---

yaml --- r: 11318 b: refs/heads/master c: fcdae29 h: refs/heads/master v: v3
git-mirror · Oct 30, 2005 · 1c2cea9 · 1c2cea9
1 parent c35e044
commit 1c2cea9
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Showing 3 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: eb92f4ef320b738e41ad43476a5d05c8a20d5cc7
+refs/heads/master: fcdae29aa7a5c79f245110f6680afdc1858d3626
diff --git a/trunk/mm/rmap.c b/trunk/mm/rmap.c
@@ -298,7 +298,11 @@ static int page_referenced_one(struct page *page,
 		if (ptep_clear_flush_young(vma, address, pte))
 			referenced++;
 
-		if (mm != current->mm && !ignore_token && has_swap_token(mm))
+		/* Pretend the page is referenced if the task has the
+		   swap token and is in the middle of a page fault. */
+		if (mm != current->mm && !ignore_token &&
+				has_swap_token(mm) &&
+				rwsem_is_locked(&mm->mmap_sem))
 			referenced++;
 
 		(*mapcount)--;

diff --git a/trunk/mm/thrash.c b/trunk/mm/thrash.c
@@ -19,7 +19,7 @@ static unsigned long swap_token_check;
 struct mm_struct * swap_token_mm = &init_mm;
 
 #define SWAP_TOKEN_CHECK_INTERVAL (HZ * 2)
-#define SWAP_TOKEN_TIMEOUT	0
+#define SWAP_TOKEN_TIMEOUT	(300 * HZ)
 /*
  * Currently disabled; Needs further code to work at HZ * 300.
  */