---

yaml --- r: 128814 b: refs/heads/master c: 079899c h: refs/heads/master v: v3
git-mirror · Sep 25, 2008 · ab8d081 · ab8d081
1 parent a07c84a
commit ab8d081
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Showing 3 changed files with 7 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e7a84565bcdb239caad29ccbe559ef978090ac7e
+refs/heads/master: 079899c2384023cd8efcd3806680b4f1d2abbd54
diff --git a/trunk/fs/btrfs/extent-tree.c b/trunk/fs/btrfs/extent-tree.c
@@ -1438,7 +1438,6 @@ static int pin_down_bytes(struct btrfs_root *root, u64 bytenr, u32 num_bytes,
 	int err = 0;
 
 	if (!pending) {
-#if 0
 		struct extent_buffer *buf;
 		buf = btrfs_find_tree_block(root, bytenr, num_bytes);
 		if (buf) {
@@ -1460,7 +1459,6 @@ static int pin_down_bytes(struct btrfs_root *root, u64 bytenr, u32 num_bytes,
 			}
 			free_extent_buffer(buf);
 		}
-#endif
 		update_pinned_extents(root, bytenr, num_bytes, 1);
 	} else {
 		set_extent_bits(&root->fs_info->pending_del,

diff --git a/trunk/fs/btrfs/extent_io.c b/trunk/fs/btrfs/extent_io.c
@@ -2808,10 +2808,15 @@ struct extent_buffer *find_extent_buffer(struct extent_io_tree *tree,
 		goto lru_add;
 
 	for (i = 0; i < num_pages; i++, index++) {
-		p = find_lock_page(mapping, index);
+		p = find_get_page(mapping, index);
 		if (!p) {
 			goto fail;
 		}
+		if (TestSetPageLocked(p)) {
+			page_cache_release(p);
+			goto fail;
+		}
+
 		set_page_extent_mapped(p);
 		mark_page_accessed(p);