---

yaml --- r: 106189 b: refs/heads/master c: 30002ed h: refs/heads/master i: 106187: edfb1f3 v: v3
git-mirror · Jul 26, 2008 · 03815f0 · 03815f0
1 parent eecc22d
commit 03815f0
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 652ea695364142b2464744746beac206d050ef19
+refs/heads/master: 30002ed2e41830ec03ec3e577ad83ac6b188f96e
diff --git a/trunk/mm/readahead.c b/trunk/mm/readahead.c
@@ -382,9 +382,9 @@ ondemand_readahead(struct address_space *mapping,
 	if (hit_readahead_marker) {
 		pgoff_t start;
 
-		read_lock_irq(&mapping->tree_lock);
-		start = radix_tree_next_hole(&mapping->page_tree, offset, max+1);
-		read_unlock_irq(&mapping->tree_lock);
+		rcu_read_lock();
+		start = radix_tree_next_hole(&mapping->page_tree, offset,max+1);
+		rcu_read_unlock();
 
 		if (!start || start - offset > max)
 			return 0;