super-show: print cache mode (writethrough, writeback, writearound, none)

1 files changed, 17 insertions, 4 deletions

diff --git a/bcache.h b/bcache.h
index bd87121..ac1633c 100644
--- a/bcache.h
+++ b/bcache.h
@@ -91,10 +91,23 @@ static inline bool SB_IS_BDEV(const struct cache_sb *sb)
 		|| sb->version == BCACHE_SB_VERSION_BDEV_WITH_OFFSET;
 }
 
-BITMASK(BDEV_WRITEBACK,	struct cache_sb, flags, 0, 1);
-
-BITMASK(CACHE_DISCARD,	struct cache_sb, flags, 1, 1);
-BITMASK(CACHE_REPLACEMENT, struct cache_sb, flags, 2, 3);
+BITMASK(CACHE_SYNC,		struct cache_sb, flags, 0, 1);
+BITMASK(CACHE_DISCARD,		struct cache_sb, flags, 1, 1);
+BITMASK(CACHE_REPLACEMENT,	struct cache_sb, flags, 2, 3);
+#define CACHE_REPLACEMENT_LRU	0U
+#define CACHE_REPLACEMENT_FIFO	1U
+#define CACHE_REPLACEMENT_RANDOM 2U
+
+BITMASK(BDEV_CACHE_MODE,	struct cache_sb, flags, 0, 4);
+#define CACHE_MODE_WRITETHROUGH	0U
+#define CACHE_MODE_WRITEBACK	1U
+#define CACHE_MODE_WRITEAROUND	2U
+#define CACHE_MODE_NONE		3U
+BITMASK(BDEV_STATE,		struct cache_sb, flags, 61, 2);
+#define BDEV_STATE_NONE		0U
+#define BDEV_STATE_CLEAN	1U
+#define BDEV_STATE_DIRTY	2U
+#define BDEV_STATE_STALE	3U
 
 inline uint64_t crc64(const void *_data, size_t len);