quota: Make ->set_info use structure with neccesary info to VFS and XFS

Change ->set_info to take new qc_info structure which contains all the
necessary information both for XFS and VFS. Convert Q_SETINFO handler
to use this structure.

Signed-off-by: Jan Kara <jack@suse.cz>

2 files changed, 20 insertions, 3 deletions

diff --git a/include/linux/quota.h b/include/linux/quota.h
index a07f2ed25284..3d521199a0bd 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -344,7 +344,10 @@ struct qc_dqblk {
         int d_rt_spc_warns;     /* # warnings issued wrt RT space */
 };
 
-/* Field specifiers for ->set_dqblk() in struct qc_dqblk */
+/*
+ * Field specifiers for ->set_dqblk() in struct qc_dqblk and also for
+ * ->set_info() in struct qc_info
+ */
 #define QC_INO_SOFT     (1<<0)
 #define QC_INO_HARD     (1<<1)
 #define QC_SPC_SOFT     (1<<2)
@@ -365,6 +368,7 @@ struct qc_dqblk {
 #define QC_INO_COUNT    (1<<13)
 #define QC_RT_SPACE     (1<<14)
 #define QC_ACCT_MASK (QC_SPACE | QC_INO_COUNT | QC_RT_SPACE)
+#define QC_FLAGS        (1<<15)
 
 #define QCI_SYSFILE             (1 << 0)        /* Quota file is hidden from userspace */
 #define QCI_ROOT_SQUASH         (1 << 1)        /* Root squash turned on */
@@ -397,6 +401,19 @@ struct qc_state {
         struct qc_type_state s_state[XQM_MAXQUOTAS];
 };
 
+/* Structure for communicating via ->set_info */
+struct qc_info {
+        int i_fieldmask;        /* mask of fields to change in ->set_info() */
+        unsigned int i_flags;           /* Flags QCI_* */
+        unsigned int i_spc_timelimit;   /* Time after which space softlimit is
+                                         * enforced */
+        unsigned int i_ino_timelimit;   /* Ditto for inode softlimit */
+        unsigned int i_rt_spc_timelimit;/* Ditto for real-time space */
+        unsigned int i_spc_warnlimit;   /* Limit for number of space warnings */
+        unsigned int i_ino_warnlimit;   /* Limit for number of inode warnings */
+        unsigned int i_rt_spc_warnlimit;        /* Ditto for real-time space */
+};
+
 /* Operations handling requests from userspace */
 struct quotactl_ops {
         int (*quota_on)(struct super_block *, int, int, struct path *);
@@ -404,7 +421,7 @@ struct quotactl_ops {
         int (*quota_enable)(struct super_block *, unsigned int);
         int (*quota_disable)(struct super_block *, unsigned int);
         int (*quota_sync)(struct super_block *, int);
-        int (*set_info)(struct super_block *, int, struct if_dqinfo *);
+        int (*set_info)(struct super_block *, int, struct qc_info *);
         int (*get_dqblk)(struct super_block *, struct kqid, struct qc_dqblk *);
         int (*set_dqblk)(struct super_block *, struct kqid, struct qc_dqblk *);
         int (*get_state)(struct super_block *, struct qc_state *);
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 6509a29523e2..9f4b07ba9e8c 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -96,7 +96,7 @@ int dquot_quota_off(struct super_block *sb, int type);
 int dquot_writeback_dquots(struct super_block *sb, int type);
 int dquot_quota_sync(struct super_block *sb, int type);
 int dquot_get_state(struct super_block *sb, struct qc_state *state);
-int dquot_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii);
+int dquot_set_dqinfo(struct super_block *sb, int type, struct qc_info *ii);
 int dquot_get_dqblk(struct super_block *sb, struct kqid id,
                 struct qc_dqblk *di);
 int dquot_set_dqblk(struct super_block *sb, struct kqid id,