diff mbox series

[v2,2/8] btrfs-progs: simple quotas kernel definitions

Message ID 6344f891404f2493a2b196489cbcb1920d4cb81b.1689893698.git.boris@bur.io (mailing list archive)
State New, archived
Headers show
Series btrfs-progs: simple quotas | expand

Commit Message

Boris Burkov July 20, 2023, 10:57 p.m. UTC 
Copy over structs, accessors, and constants for simple quotas

Signed-off-by: Boris Burkov <boris@bur.io>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
---
 kernel-shared/accessors.h       |  9 +++++++++
 kernel-shared/ctree.h           |  6 ++++--
 kernel-shared/uapi/btrfs.h      |  1 +
 kernel-shared/uapi/btrfs_tree.h | 17 ++++++++++++++++-
 4 files changed, 30 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/kernel-shared/accessors.h b/kernel-shared/accessors.h
index 539c20d09..ab8c2d337 100644
--- a/kernel-shared/accessors.h
+++ b/kernel-shared/accessors.h
@@ -379,9 +379,13 @@  static inline u32 btrfs_extent_inline_ref_size(int type)
 	if (type == BTRFS_EXTENT_DATA_REF_KEY)
 		return sizeof(struct btrfs_extent_data_ref) +
 		       offsetof(struct btrfs_extent_inline_ref, offset);
+	if (type == BTRFS_EXTENT_OWNER_REF_KEY)
+		return sizeof(struct btrfs_extent_inline_ref);
 	return 0;
 }
 
+BTRFS_SETGET_FUNCS(extent_owner_ref_root_id, struct btrfs_extent_owner_ref, root_id, 64);
+
 /* struct btrfs_node */
 BTRFS_SETGET_FUNCS(key_blockptr, struct btrfs_key_ptr, blockptr, 64);
 BTRFS_SETGET_FUNCS(key_generation, struct btrfs_key_ptr, generation, 64);
@@ -979,6 +983,9 @@  BTRFS_SETGET_FUNCS(qgroup_status_flags, struct btrfs_qgroup_status_item,
 		   flags, 64);
 BTRFS_SETGET_FUNCS(qgroup_status_rescan, struct btrfs_qgroup_status_item,
 		   rescan, 64);
+BTRFS_SETGET_FUNCS(qgroup_status_enable_gen, struct btrfs_qgroup_status_item,
+		   enable_gen, 64);
+
 BTRFS_SETGET_STACK_FUNCS(stack_qgroup_status_generation,
 			 struct btrfs_qgroup_status_item, generation, 64);
 BTRFS_SETGET_STACK_FUNCS(stack_qgroup_status_version,
@@ -987,6 +994,8 @@  BTRFS_SETGET_STACK_FUNCS(stack_qgroup_status_flags,
 			 struct btrfs_qgroup_status_item, flags, 64);
 BTRFS_SETGET_STACK_FUNCS(stack_qgroup_status_rescan,
 			 struct btrfs_qgroup_status_item, rescan, 64);
+BTRFS_SETGET_STACK_FUNCS(stack_qgroup_status_enable_gen,
+			 struct btrfs_qgroup_status_item, enable_gen, 64);
 
 /* btrfs_qgroup_info_item */
 BTRFS_SETGET_FUNCS(qgroup_info_generation, struct btrfs_qgroup_info_item,
diff --git a/kernel-shared/ctree.h b/kernel-shared/ctree.h
index 5d3392ae8..3b283b21e 100644
--- a/kernel-shared/ctree.h
+++ b/kernel-shared/ctree.h
@@ -102,7 +102,8 @@  static inline u32 __BTRFS_LEAF_DATA_SIZE(u32 nodesize)
 	 BTRFS_FEATURE_INCOMPAT_RAID1C34 |		\
 	 BTRFS_FEATURE_INCOMPAT_METADATA_UUID |		\
 	 BTRFS_FEATURE_INCOMPAT_ZONED |			\
-	 BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2)
+	 BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2 | \
+	 BTRFS_FEATURE_INCOMPAT_SIMPLE_QUOTA)
 #else
 #define BTRFS_FEATURE_INCOMPAT_SUPP			\
 	(BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF |		\
@@ -117,7 +118,8 @@  static inline u32 __BTRFS_LEAF_DATA_SIZE(u32 nodesize)
 	 BTRFS_FEATURE_INCOMPAT_NO_HOLES |		\
 	 BTRFS_FEATURE_INCOMPAT_RAID1C34 |		\
 	 BTRFS_FEATURE_INCOMPAT_METADATA_UUID |		\
-	 BTRFS_FEATURE_INCOMPAT_ZONED)
+	 BTRFS_FEATURE_INCOMPAT_ZONED | \
+	 BTRFS_FEATURE_INCOMPAT_SIMPLE_QUOTA)
 #endif
 
 /*
diff --git a/kernel-shared/uapi/btrfs.h b/kernel-shared/uapi/btrfs.h
index 85b04f89a..d312b9f4f 100644
--- a/kernel-shared/uapi/btrfs.h
+++ b/kernel-shared/uapi/btrfs.h
@@ -356,6 +356,7 @@  _static_assert(sizeof(struct btrfs_ioctl_fs_info_args) == 1024);
 #define BTRFS_FEATURE_INCOMPAT_RAID1C34		(1ULL << 11)
 #define BTRFS_FEATURE_INCOMPAT_ZONED		(1ULL << 12)
 #define BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2	(1ULL << 13)
+#define BTRFS_FEATURE_INCOMPAT_SIMPLE_QUOTA	(1ULL << 14)
 
 struct btrfs_ioctl_feature_flags {
 	__u64 compat_flags;
diff --git a/kernel-shared/uapi/btrfs_tree.h b/kernel-shared/uapi/btrfs_tree.h
index ad555e705..56b6c92f5 100644
--- a/kernel-shared/uapi/btrfs_tree.h
+++ b/kernel-shared/uapi/btrfs_tree.h
@@ -227,6 +227,8 @@ 
 
 #define BTRFS_SHARED_DATA_REF_KEY	184
 
+#define BTRFS_EXTENT_OWNER_REF_KEY	190
+
 /*
  * block groups give us hints into the extent allocation trees.  Which
  * blocks are free etc etc
@@ -783,6 +785,10 @@  struct btrfs_shared_data_ref {
 	__le32 count;
 } __attribute__ ((__packed__));
 
+struct btrfs_extent_owner_ref {
+	__le64 root_id;
+} __attribute__ ((__packed__));
+
 struct btrfs_extent_inline_ref {
 	__u8 type;
 	__le64 offset;
@@ -1199,10 +1205,13 @@  static inline __u16 btrfs_qgroup_level(__u64 qgroupid)
  * Turning qouta off and on again makes it inconsistent, too.
  */
 #define BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT	(1ULL << 2)
+/* bits 3 and 4 taken by runtime qgroup flags */
+#define BTRFS_QGROUP_STATUS_FLAG_SIMPLE	(1ULL << 5)
 
 #define BTRFS_QGROUP_STATUS_FLAGS_MASK	(BTRFS_QGROUP_STATUS_FLAG_ON |		\
 					 BTRFS_QGROUP_STATUS_FLAG_RESCAN |	\
-					 BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT)
+					 BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT |	\
+					 BTRFS_QGROUP_STATUS_FLAG_SIMPLE)
 
 #define BTRFS_QGROUP_STATUS_VERSION        1
 
@@ -1224,6 +1233,12 @@  struct btrfs_qgroup_status_item {
 	 * of the scan. It contains a logical address
 	 */
 	__le64 rescan;
+
+	/*
+	 * Used by simple quotas to ignore old extent deletions
+	 * Present iff incompat flag SIMPLE_QUOTA is set
+	 */
+	__le64 enable_gen;
 } __attribute__ ((__packed__));
 
 struct btrfs_qgroup_info_item {