From d5c0c8b1dd3bbc44817edd84768d5fc1f12a3a1a Mon Sep 17 00:00:00 2001
From: Chris Mason <chris.mason@oracle.com>
Date: Fri, 19 Oct 2007 10:39:41 -0400
Subject: [PATCH] --- yaml --- r: 128506 b: refs/heads/master c:
 ff190c0c004d8e51195c7bcf5a8490aeefccbce0 h: refs/heads/master v: v3

---
 [refs]                      | 2 +-
 trunk/fs/btrfs/extent_map.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/[refs] b/[refs]
index 796f0f6efa9a..01691546de2a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3685f791659c9f21b763ee1702ac8ca58bc20f81
+refs/heads/master: ff190c0c004d8e51195c7bcf5a8490aeefccbce0
diff --git a/trunk/fs/btrfs/extent_map.c b/trunk/fs/btrfs/extent_map.c
index caaf0bf0e059..a61379230dd2 100644
--- a/trunk/fs/btrfs/extent_map.c
+++ b/trunk/fs/btrfs/extent_map.c
@@ -2586,9 +2586,9 @@ void copy_extent_buffer(struct extent_buffer *dst, struct extent_buffer *src,
 
 		cur = min(len, (unsigned long)(PAGE_CACHE_SIZE - offset));
 
-		kaddr = kmap_atomic(page, KM_USER1);
+		kaddr = kmap_atomic(page, KM_USER0);
 		read_extent_buffer(src, kaddr + offset, src_offset, cur);
-		kunmap_atomic(kaddr, KM_USER1);
+		kunmap_atomic(kaddr, KM_USER0);
 
 		src_offset += cur;
 		len -= cur;