Btrfs: define write_cache_pages for linux kernel <= 2.6.20 instead
write_cache_pages doesn't exist in linux 2.6.20, change the #if
condition to match that.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 866460c..8832268 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -2109,8 +2109,7 @@
return 0;
}
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18)
-
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,20)
/* Taken directly from 2.6.23 for 2.6.18 back port */
typedef int (*writepage_t)(struct page *page, struct writeback_control *wbc,
void *data);