These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / fs / btrfs / ordered-data.h

diff --git a/kernel/fs/btrfs/ordered-data.h b/kernel/fs/btrfs/ordered-data.h
index e96cd4c..23c9605 100644 (file)
--- a/kernel/fs/btrfs/ordered-data.h
+++ b/kernel/fs/btrfs/ordered-data.h
@@ -73,6 +73,8 @@ struct btrfs_ordered_sum {
 
 #define BTRFS_ORDERED_LOGGED 10 /* Set when we've waited on this ordered extent
                                 * in the logging code. */
+#define BTRFS_ORDERED_PENDING 11 /* We are waiting for this ordered extent to
+                                 * complete in the current transaction. */
 struct btrfs_ordered_extent {
        /* logical offset in the file */
        u64 file_offset;
@@ -89,9 +91,6 @@ struct btrfs_ordered_extent {
        /* number of bytes that still need writing */
        u64 bytes_left;
 
-       /* number of bytes that still need csumming */
-       u64 csum_bytes_left;
-
        /*
         * the end of the ordered extent which is behind it but
         * didn't update disk_i_size. Please see the comment of
@@ -191,6 +190,9 @@ btrfs_lookup_first_ordered_extent(struct inode * inode, u64 file_offset);
 struct btrfs_ordered_extent *btrfs_lookup_ordered_range(struct inode *inode,
                                                        u64 file_offset,
                                                        u64 len);
+bool btrfs_have_ordered_extents_in_range(struct inode *inode,
+                                        u64 file_offset,
+                                        u64 len);
 int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
                                struct btrfs_ordered_extent *ordered);
 int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr,