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authorYan Zheng <zheng.yan@oracle.com>2008-08-05 13:05:02 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:06 -0400
commit7ea394f1192bee1af67ea4762c88ef4b7b0487a8 (patch)
treee2c593d054d802bc71e86508a5b7523ff80cc1ea /fs/btrfs/ordered-data.h
parent00e4e6b33a0f78aab4b788d6d31c884fd8bf88da (diff)
downloadlinux-7ea394f1192bee1af67ea4762c88ef4b7b0487a8.tar.bz2
Btrfs: Fix nodatacow for the new data=ordered mode
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ordered-data.h')
-rw-r--r--fs/btrfs/ordered-data.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index 5efe6b63c74c..fd45519f30a8 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -64,6 +64,8 @@ struct btrfs_ordered_sum {
#define BTRFS_ORDERED_COMPLETE 1 /* set when removed from the tree */
+#define BTRFS_ORDERED_NOCOW 2 /* set when we want to write in place */
+
struct btrfs_ordered_extent {
/* logical offset in the file */
u64 file_offset;
@@ -125,7 +127,7 @@ int btrfs_remove_ordered_extent(struct inode *inode,
int btrfs_dec_test_ordered_pending(struct inode *inode,
u64 file_offset, u64 io_size);
int btrfs_add_ordered_extent(struct inode *inode, u64 file_offset,
- u64 start, u64 len);
+ u64 start, u64 len, int nocow);
int btrfs_add_ordered_sum(struct inode *inode,
struct btrfs_ordered_extent *entry,
struct btrfs_ordered_sum *sum);
@@ -143,5 +145,5 @@ int btrfs_wait_on_page_writeback_range(struct address_space *mapping,
pgoff_t start, pgoff_t end);
int btrfs_fdatawrite_range(struct address_space *mapping, loff_t start,
loff_t end, int sync_mode);
-int btrfs_wait_ordered_extents(struct btrfs_root *root);
+int btrfs_wait_ordered_extents(struct btrfs_root *root, int nocow_only);
#endif