Relocate common quota functions to shared code

The quota functions are common to all implementations and can be
moved to common code.  As a simplification they were moved to the
Linux platform code in the initial refactoring.

Reviewed-by: Jorgen Lundman <[email protected]>
Reviewed-by: Igor Kozhukhov <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: Ryan Moeller <[email protected]>
Closes #9710 

3 files changed, 49 insertions, 0 deletions

diff --git a/include/sys/Makefile.am b/include/sys/Makefile.am
index 75f7d93e7..99e38acb2 100644
--- a/include/sys/Makefile.am
+++ b/include/sys/Makefile.am
@@ -107,6 +107,7 @@ COMMON_H = \
 	$(top_srcdir)/include/sys/zfs_file.h \
 	$(top_srcdir)/include/sys/zfs_fuid.h \
 	$(top_srcdir)/include/sys/zfs_project.h \
+	$(top_srcdir)/include/sys/zfs_quota.h \
 	$(top_srcdir)/include/sys/zfs_ratelimit.h \
 	$(top_srcdir)/include/sys/zfs_rlock.h \
 	$(top_srcdir)/include/sys/zfs_sa.h \
diff --git a/include/sys/zfs_fuid.h b/include/sys/zfs_fuid.h
index 5c56f7fcc..fa399f115 100644
--- a/include/sys/zfs_fuid.h
+++ b/include/sys/zfs_fuid.h
@@ -116,6 +116,8 @@ extern int zfs_fuid_find_by_domain(zfsvfs_t *, const char *domain,
     char **retdomain, boolean_t addok);
 extern const char *zfs_fuid_find_by_idx(zfsvfs_t *zfsvfs, uint32_t idx);
 extern void zfs_fuid_txhold(zfsvfs_t *zfsvfs, dmu_tx_t *tx);
+extern int zfs_id_to_fuidstr(zfsvfs_t *zfsvfs, const char *domain, uid_t rid,
+    char *buf, boolean_t addok);
 #endif
 
 char *zfs_fuid_idx_domain(avl_tree_t *, uint32_t);
diff --git a/include/sys/zfs_quota.h b/include/sys/zfs_quota.h
new file mode 100644
index 000000000..ec4dc8f16
--- /dev/null
+++ b/include/sys/zfs_quota.h
@@ -0,0 +1,46 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+#ifndef _SYS_ZFS_QUOTA_H
+#define	_SYS_ZFS_QUOTA_H
+
+#include <sys/dmu.h>
+#include <sys/fs/zfs.h>
+#include <sys/zfs_vfsops.h>
+
+extern int zfs_space_delta_cb(dmu_object_type_t bonustype, void *data,
+    uint64_t *userp, uint64_t *groupp, uint64_t *projectp);
+
+extern int zfs_userspace_one(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
+    const char *domain, uint64_t rid, uint64_t *valuep);
+extern int zfs_userspace_many(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
+    uint64_t *cookiep, void *vbuf, uint64_t *bufsizep);
+extern int zfs_set_userquota(zfsvfs_t *zfsvfs, zfs_userquota_prop_t type,
+    const char *domain, uint64_t rid, uint64_t quota);
+
+extern boolean_t zfs_id_overobjquota(zfsvfs_t *zfsvfs, uint64_t usedobj,
+    uint64_t id);
+extern boolean_t zfs_id_overblockquota(zfsvfs_t *zfsvfs, uint64_t usedobj,
+    uint64_t id);
+extern boolean_t zfs_id_overquota(zfsvfs_t *zfsvfs, uint64_t usedobj,
+    uint64_t id);
+
+#endif