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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2008-09-07 16:38:15 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2008-09-07 16:38:15 +0300
commit683bdd7fbea9095beed06562764042201db006d1 (patch)
tree5976cdff5d841297e821995a764248b384ae0b6c /mkfs.ubifs/ubifs-media.h
parentd19de544d1d0ef305bab651a600424e6cd83c302 (diff)
mkfs.ubifs: update ubifs-media.h
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'mkfs.ubifs/ubifs-media.h')
-rw-r--r--mkfs.ubifs/ubifs-media.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/mkfs.ubifs/ubifs-media.h b/mkfs.ubifs/ubifs-media.h
index 67c388f..a9ecbd9 100644
--- a/mkfs.ubifs/ubifs-media.h
+++ b/mkfs.ubifs/ubifs-media.h
@@ -87,7 +87,7 @@
#define UBIFS_SK_LEN 8
/* Minimum index tree fanout */
-#define UBIFS_MIN_FANOUT 2
+#define UBIFS_MIN_FANOUT 3
/* Maximum number of levels in UBIFS indexing B-tree */
#define UBIFS_MAX_LEVELS 512
@@ -228,10 +228,10 @@ enum {
/* Minimum number of orphan area logical eraseblocks */
#define UBIFS_MIN_ORPH_LEBS 1
/*
- * Minimum number of main area logical eraseblocks (buds, 2 for the index, 1
+ * Minimum number of main area logical eraseblocks (buds, 3 for the index, 1
* for GC, 1 for deletions, and at least 1 for committed data).
*/
-#define UBIFS_MIN_MAIN_LEBS (UBIFS_MIN_BUD_LEBS + 5)
+#define UBIFS_MIN_MAIN_LEBS (UBIFS_MIN_BUD_LEBS + 6)
/* Minimum number of logical eraseblocks */
#define UBIFS_MIN_LEB_CNT (UBIFS_SB_LEBS + UBIFS_MST_LEBS + \
@@ -273,6 +273,7 @@ enum {
* UBIFS_IMMUTABLE_FL: inode is immutable
* UBIFS_APPEND_FL: writes to the inode may only append data
* UBIFS_DIRSYNC_FL: I/O on this directory inode has to be synchronous
+ * UBIFS_XATTR_FL: this inode is the inode for an extended attribute value
*
* Note, these are on-flash flags which correspond to ioctl flags
* (@FS_COMPR_FL, etc). They have the same values now, but generally, do not
@@ -284,6 +285,7 @@ enum {
UBIFS_IMMUTABLE_FL = 0x04,
UBIFS_APPEND_FL = 0x08,
UBIFS_DIRSYNC_FL = 0x10,
+ UBIFS_XATTR_FL = 0x20,
};
/* Inode flag bits used by UBIFS */
@@ -433,10 +435,11 @@ union ubifs_dev_desc {
* @data_len: inode data length
* @xattr_cnt: count of extended attributes this inode has
* @xattr_size: summarized size of all extended attributes in bytes
+ * @padding1: reserved for future, zeroes
* @xattr_names: sum of lengths of all extended attribute names belonging to
* this inode
* @compr_type: compression type used for this inode
- * @padding: reserved for future, zeroes
+ * @padding2: reserved for future, zeroes
* @data: data attached to the inode
*
* Note, even though inode compression type is defined by @compr_type, some
@@ -465,10 +468,11 @@ struct ubifs_ino_node {
__le32 flags;
__le32 data_len;
__le32 xattr_cnt;
- __le64 xattr_size;
+ __le32 xattr_size;
+ __u8 padding1[4]; /* Watch 'zero_ino_node_unused()' if changing! */
__le32 xattr_names;
__le16 compr_type;
- __u8 padding[26]; /* Watch 'zero_ino_node_unused()' if changing! */
+ __u8 padding2[26]; /* Watch 'zero_ino_node_unused()' if changing! */
__u8 data[];
} __attribute__ ((packed));