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-rw-r--r--include/linux/fs.h1
-rw-r--r--include/linux/quota.h5
2 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 9ab779e8a63c..cf55a5483d40 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1224,6 +1224,7 @@ struct super_block {
struct backing_dev_info *s_bdi;
struct mtd_info *s_mtd;
struct hlist_node s_instances;
+ unsigned int s_quota_types; /* Bitmask of supported quota types */
struct quota_info s_dquot; /* Diskquota specific options */
struct sb_writers s_writers;
diff --git a/include/linux/quota.h b/include/linux/quota.h
index 80d345a3524c..50978b781a19 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -56,6 +56,11 @@ enum quota_type {
PRJQUOTA = 2, /* element used for project quotas */
};
+/* Masks for quota types when used as a bitmask */
+#define QTYPE_MASK_USR (1 << USRQUOTA)
+#define QTYPE_MASK_GRP (1 << GRPQUOTA)
+#define QTYPE_MASK_PRJ (1 << PRJQUOTA)
+
typedef __kernel_uid32_t qid_t; /* Type in which we store ids in memory */
typedef long long qsize_t; /* Type in which we store sizes */