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-rw-r--r--include/linux/dqblk_v1.h6
-rw-r--r--include/linux/dqblk_v2.h6
-rw-r--r--include/linux/quota.h7
3 files changed, 17 insertions, 2 deletions
diff --git a/include/linux/dqblk_v1.h b/include/linux/dqblk_v1.h
index 42fbf479715..57f1250d5a5 100644
--- a/include/linux/dqblk_v1.h
+++ b/include/linux/dqblk_v1.h
@@ -11,6 +11,12 @@
/* Root squash turned on */
#define V1_DQF_RSQUASH 1
+/* Numbers of blocks needed for updates */
+#define V1_INIT_ALLOC 1
+#define V1_INIT_REWRITE 1
+#define V1_DEL_ALLOC 0
+#define V1_DEL_REWRITE 2
+
/* Special information about quotafile */
struct v1_mem_dqinfo {
};
diff --git a/include/linux/dqblk_v2.h b/include/linux/dqblk_v2.h
index 4a6c5f6867b..4f853322cb7 100644
--- a/include/linux/dqblk_v2.h
+++ b/include/linux/dqblk_v2.h
@@ -10,6 +10,12 @@
/* id numbers of quota format */
#define QFMT_VFS_V0 2
+/* Numbers of blocks needed for updates */
+#define V2_INIT_ALLOC 4
+#define V2_INIT_REWRITE 2
+#define V2_DEL_ALLOC 0
+#define V2_DEL_REWRITE 6
+
/* Inmemory copy of version specific information */
struct v2_mem_dqinfo {
unsigned int dqi_blocks;
diff --git a/include/linux/quota.h b/include/linux/quota.h
index ac5b90f4f25..700ead45084 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -138,8 +138,11 @@ struct if_dqinfo {
#include <linux/dqblk_v2.h>
/* Maximal numbers of writes for quota operation (insert/delete/update)
- * (over all formats) - info block, 4 pointer blocks, data block */
-#define DQUOT_MAX_WRITES 6
+ * (over VFS all formats) */
+#define DQUOT_INIT_ALLOC max(V1_INIT_ALLOC, V2_INIT_ALLOC)
+#define DQUOT_INIT_REWRITE max(V1_INIT_REWRITE, V2_INIT_REWRITE)
+#define DQUOT_DEL_ALLOC max(V1_DEL_ALLOC, V2_DEL_ALLOC)
+#define DQUOT_DEL_REWRITE max(V1_DEL_REWRITE, V2_DEL_REWRITE)
/*
* Data for one user/group kept in memory