summaryrefslogtreecommitdiffstats
path: root/fs/quota/quota_tree.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /fs/quota/quota_tree.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/quota/quota_tree.h')
-rw-r--r--fs/quota/quota_tree.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/quota/quota_tree.h b/fs/quota/quota_tree.h
new file mode 100644
index 000000000..31cf27e0e
--- /dev/null
+++ b/fs/quota/quota_tree.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * 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 */