X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;f=bluesky%2Fbluesky.h;h=1d9f55c30007f403e6a71841b7229a560cd36b3e;hb=8a2ef6b448a40c790e7df154c12b54932f3e62e0;hp=3bdfd59cd76a7b9ac5a42ad293e2c257f388d281;hpb=ccd8dcd110e04b43ae1d04a3b1ab058cc1761d8b;p=bluesky.git

diff --git a/bluesky/bluesky.h b/bluesky/bluesky.h
index 3bdfd59..1d9f55c 100644
--- a/bluesky/bluesky.h
+++ b/bluesky/bluesky.h
@@ -141,6 +141,14 @@ typedef struct {
      * committed to stable storage. */
     uint64_t change_count, change_commit;
 
+    /* Timestamp for controlling when modified data is flushed to stable
+     * storage.  When an inode is first modified from a clean state, this is
+     * set to the current time.  If the inode is clean, it is set to zero. */
+    int64_t change_time;
+
+    /* Additional state for tracking cache writeback status. */
+    uint64_t change_pending;    /* change_count version currently being committed to storage */
+
     int64_t atime;              /* Microseconds since the Unix epoch */
     int64_t ctime;
     int64_t mtime;
@@ -209,7 +217,6 @@ void bluesky_directory_dump(BlueSkyInode *dir);
 
 void bluesky_block_touch(BlueSkyInode *inode, uint64_t i);
 void bluesky_block_fetch(BlueSkyFS *fs, BlueSkyBlock *block);
-void bluesky_block_flush(BlueSkyFS *fs, BlueSkyBlock *block);
 void bluesky_file_truncate(BlueSkyInode *inode, uint64_t size);
 void bluesky_file_write(BlueSkyInode *inode, uint64_t offset,
                         const char *data, gint len);
@@ -222,6 +229,8 @@ void bluesky_inode_fetch(BlueSkyFS *fs, uint64_t inum);
 gint bluesky_dirent_compare(gconstpointer a, gconstpointer b,
                             gpointer unused);
 
+void bluesky_flushd_invoke(BlueSkyFS *fs);
+
 #ifdef __cplusplus
 }
 #endif