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Diffstat (limited to 'fs/xfs/libxfs/xfs_log_format.h')
-rw-r--r--fs/xfs/libxfs/xfs_log_format.h118
1 files changed, 115 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_log_format.h b/fs/xfs/libxfs/xfs_log_format.h
index fc5eef85d61e..083cdd6d6c28 100644
--- a/fs/xfs/libxfs/xfs_log_format.h
+++ b/fs/xfs/libxfs/xfs_log_format.h
@@ -112,7 +112,11 @@ static inline uint xlog_get_cycle(char *ptr)
#define XLOG_REG_TYPE_ICREATE 20
#define XLOG_REG_TYPE_RUI_FORMAT 21
#define XLOG_REG_TYPE_RUD_FORMAT 22
-#define XLOG_REG_TYPE_MAX 22
+#define XLOG_REG_TYPE_CUI_FORMAT 23
+#define XLOG_REG_TYPE_CUD_FORMAT 24
+#define XLOG_REG_TYPE_BUI_FORMAT 25
+#define XLOG_REG_TYPE_BUD_FORMAT 26
+#define XLOG_REG_TYPE_MAX 26
/*
* Flags to log operation header
@@ -231,6 +235,10 @@ typedef struct xfs_trans_header {
#define XFS_LI_ICREATE 0x123f
#define XFS_LI_RUI 0x1240 /* rmap update intent */
#define XFS_LI_RUD 0x1241
+#define XFS_LI_CUI 0x1242 /* refcount update intent */
+#define XFS_LI_CUD 0x1243
+#define XFS_LI_BUI 0x1244 /* bmbt update intent */
+#define XFS_LI_BUD 0x1245
#define XFS_LI_TYPE_DESC \
{ XFS_LI_EFI, "XFS_LI_EFI" }, \
@@ -242,7 +250,11 @@ typedef struct xfs_trans_header {
{ XFS_LI_QUOTAOFF, "XFS_LI_QUOTAOFF" }, \
{ XFS_LI_ICREATE, "XFS_LI_ICREATE" }, \
{ XFS_LI_RUI, "XFS_LI_RUI" }, \
- { XFS_LI_RUD, "XFS_LI_RUD" }
+ { XFS_LI_RUD, "XFS_LI_RUD" }, \
+ { XFS_LI_CUI, "XFS_LI_CUI" }, \
+ { XFS_LI_CUD, "XFS_LI_CUD" }, \
+ { XFS_LI_BUI, "XFS_LI_BUI" }, \
+ { XFS_LI_BUD, "XFS_LI_BUD" }
/*
* Inode Log Item Format definitions.
@@ -411,7 +423,8 @@ struct xfs_log_dinode {
__uint64_t di_changecount; /* number of attribute changes */
xfs_lsn_t di_lsn; /* flush sequence */
__uint64_t di_flags2; /* more random flags */
- __uint8_t di_pad2[16]; /* more padding for future expansion */
+ __uint32_t di_cowextsize; /* basic cow extent size for file */
+ __uint8_t di_pad2[12]; /* more padding for future expansion */
/* fields only written to during inode creation */
xfs_ictimestamp_t di_crtime; /* time created */
@@ -622,8 +635,11 @@ struct xfs_map_extent {
/* rmap me_flags: upper bits are flags, lower byte is type code */
#define XFS_RMAP_EXTENT_MAP 1
+#define XFS_RMAP_EXTENT_MAP_SHARED 2
#define XFS_RMAP_EXTENT_UNMAP 3
+#define XFS_RMAP_EXTENT_UNMAP_SHARED 4
#define XFS_RMAP_EXTENT_CONVERT 5
+#define XFS_RMAP_EXTENT_CONVERT_SHARED 6
#define XFS_RMAP_EXTENT_ALLOC 7
#define XFS_RMAP_EXTENT_FREE 8
#define XFS_RMAP_EXTENT_TYPE_MASK 0xFF
@@ -671,6 +687,102 @@ struct xfs_rud_log_format {
};
/*
+ * CUI/CUD (refcount update) log format definitions
+ */
+struct xfs_phys_extent {
+ __uint64_t pe_startblock;
+ __uint32_t pe_len;
+ __uint32_t pe_flags;
+};
+
+/* refcount pe_flags: upper bits are flags, lower byte is type code */
+/* Type codes are taken directly from enum xfs_refcount_intent_type. */
+#define XFS_REFCOUNT_EXTENT_TYPE_MASK 0xFF
+
+#define XFS_REFCOUNT_EXTENT_FLAGS (XFS_REFCOUNT_EXTENT_TYPE_MASK)
+
+/*
+ * This is the structure used to lay out a cui log item in the
+ * log. The cui_extents field is a variable size array whose
+ * size is given by cui_nextents.
+ */
+struct xfs_cui_log_format {
+ __uint16_t cui_type; /* cui log item type */
+ __uint16_t cui_size; /* size of this item */
+ __uint32_t cui_nextents; /* # extents to free */
+ __uint64_t cui_id; /* cui identifier */
+ struct xfs_phys_extent cui_extents[]; /* array of extents */
+};
+
+static inline size_t
+xfs_cui_log_format_sizeof(
+ unsigned int nr)
+{
+ return sizeof(struct xfs_cui_log_format) +
+ nr * sizeof(struct xfs_phys_extent);
+}
+
+/*
+ * This is the structure used to lay out a cud log item in the
+ * log. The cud_extents array is a variable size array whose
+ * size is given by cud_nextents;
+ */
+struct xfs_cud_log_format {
+ __uint16_t cud_type; /* cud log item type */
+ __uint16_t cud_size; /* size of this item */
+ __uint32_t __pad;
+ __uint64_t cud_cui_id; /* id of corresponding cui */
+};
+
+/*
+ * BUI/BUD (inode block mapping) log format definitions
+ */
+
+/* bmbt me_flags: upper bits are flags, lower byte is type code */
+/* Type codes are taken directly from enum xfs_bmap_intent_type. */
+#define XFS_BMAP_EXTENT_TYPE_MASK 0xFF
+
+#define XFS_BMAP_EXTENT_ATTR_FORK (1U << 31)
+#define XFS_BMAP_EXTENT_UNWRITTEN (1U << 30)
+
+#define XFS_BMAP_EXTENT_FLAGS (XFS_BMAP_EXTENT_TYPE_MASK | \
+ XFS_BMAP_EXTENT_ATTR_FORK | \
+ XFS_BMAP_EXTENT_UNWRITTEN)
+
+/*
+ * This is the structure used to lay out an bui log item in the
+ * log. The bui_extents field is a variable size array whose
+ * size is given by bui_nextents.
+ */
+struct xfs_bui_log_format {
+ __uint16_t bui_type; /* bui log item type */
+ __uint16_t bui_size; /* size of this item */
+ __uint32_t bui_nextents; /* # extents to free */
+ __uint64_t bui_id; /* bui identifier */
+ struct xfs_map_extent bui_extents[]; /* array of extents to bmap */
+};
+
+static inline size_t
+xfs_bui_log_format_sizeof(
+ unsigned int nr)
+{
+ return sizeof(struct xfs_bui_log_format) +
+ nr * sizeof(struct xfs_map_extent);
+}
+
+/*
+ * This is the structure used to lay out an bud log item in the
+ * log. The bud_extents array is a variable size array whose
+ * size is given by bud_nextents;
+ */
+struct xfs_bud_log_format {
+ __uint16_t bud_type; /* bud log item type */
+ __uint16_t bud_size; /* size of this item */
+ __uint32_t __pad;
+ __uint64_t bud_bui_id; /* id of corresponding bui */
+};
+
+/*
* Dquot Log format definitions.
*
* The first two fields must be the type and size fitting into