summaryrefslogtreecommitdiffstats
path: root/fs/quota/quota_tree.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-03-28 23:05:50 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-28 23:05:50 +0100
commitb0d44c0dbbd52effb731b1c0af9afd56215c48de (patch)
tree3237c0087d91a5390aed05689b9f610ba16fa116 /fs/quota/quota_tree.h
parent9537a48ed4b9e4b738943d6da0a0fd4278adf905 (diff)
parent7c730ccdc1188b97f5c8cb690906242c7ed75c22 (diff)
Merge branch 'linus' into core/iommu
Conflicts: arch/x86/Kconfig
Diffstat (limited to 'fs/quota/quota_tree.h')
-rw-r--r--fs/quota/quota_tree.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/quota/quota_tree.h b/fs/quota/quota_tree.h
new file mode 100644
index 00000000000..a1ab8db81a5
--- /dev/null
+++ b/fs/quota/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 */