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authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2009-01-08 13:22:55 +1100
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2009-01-08 13:22:55 +1100
commit6206aa8b2b9a45b4cf3ee31b7209b014be349fd9 (patch)
tree72c4223a2cc21bf055948eadb3b314ed0568ae9d /fs/quota_tree.h
parent95f8e302c04c0b0c6de35ab399a5551605eeb006 (diff)
parent9e42d0cf5020aaf217433cad1a224745241d212a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'fs/quota_tree.h')
-rw-r--r--fs/quota_tree.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/quota_tree.h b/fs/quota_tree.h
new file mode 100644
index 00000000000..a1ab8db81a5
--- /dev/null
+++ b/fs/quota_tree.h
@@ -0,0 +1,25 @@
+/*
+ * Definitions of structures for vfsv0 quota format
+ */
+
+#ifndef _LINUX_QUOTA_TREE_H
+#define _LINUX_QUOTA_TREE_H
+
+#include <linux/types.h>
+#include <linux/quota.h>
+
+/*
+ * Structure of header of block with quota structures. It is padded to 16 bytes so
+ * there will be space for exactly 21 quota-entries in a block
+ */
+struct qt_disk_dqdbheader {
+ __le32 dqdh_next_free; /* Number of next block with free entry */
+ __le32 dqdh_prev_free; /* Number of previous block with free entry */
+ __le16 dqdh_entries; /* Number of valid entries in block */
+ __le16 dqdh_pad1;
+ __le32 dqdh_pad2;
+};
+
+#define QT_TREEOFF 1 /* Offset of tree in file in blocks */
+
+#endif /* _LINUX_QUOTAIO_TREE_H */