---

yaml --- r: 25635 b: refs/heads/master c: 0ffe984 h: refs/heads/master i: 25633: e1ac13e 25631: c51b14b v: v3
git-mirror · Apr 8, 2006 · 9ba3463 · 9ba3463
1 parent d134d39
commit 9ba3463
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8cab7ccccbdd9fe3cf6b3400d5a88ecb683a5b1b
+refs/heads/master: 0ffe984917b9cd6ecc19ffbc06f35869d8c18df8
diff --git a/trunk/arch/ia64/mm/fault.c b/trunk/arch/ia64/mm/fault.c
@@ -60,6 +60,9 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re
 	struct siginfo si;
 	unsigned long mask;
 
+	/* mmap_sem is performance critical.... */
+	prefetchw(&mm->mmap_sem);
+
 	/*
 	 * If we're in an interrupt or have no user context, we must not take the fault..
 	 */