export RK_PA3

hc

2024-02-19 151fecfb72a0d602dfe79790602ef64b4e241574

 kernel/include/uapi/linux/btrfs_tree.h
..
..
@@ -4,6 +4,11 @@
4
4
 
5
5
 #include <linux/btrfs.h>
6
6
 #include <linux/types.h>
7
+#ifdef __KERNEL__
8
+#include <linux/stddef.h>
9
+#else
10
+#include <stddef.h>
11
+#endif
7
12
 
8
13
 /*
9
14
  * This header contains the structure definitions and constants used
..
..
@@ -300,13 +305,20 @@
300
305
 #define BTRFS_CSUM_SIZE 32
301
306
 
302
307
 /* csum types */
303
-#define BTRFS_CSUM_TYPE_CRC32	0
308
+enum btrfs_csum_type {
309
+	BTRFS_CSUM_TYPE_CRC32	= 0,
310
+	BTRFS_CSUM_TYPE_XXHASH	= 1,
311
+	BTRFS_CSUM_TYPE_SHA256	= 2,
312
+	BTRFS_CSUM_TYPE_BLAKE2	= 3,
313
+};
304
314
 
305
315
 /*
306
316
  * flags definitions for directory entry item type
307
317
  *
308
318
  * Used by:
309
319
  * struct btrfs_dir_item.type
320
+ *
321
+ * Values 0..7 must match common file type values in fs_types.h.
310
322
  */
311
323
 #define BTRFS_FT_UNKNOWN	0
312
324
 #define BTRFS_FT_REG_FILE	1
..
..
@@ -458,6 +470,7 @@
458
470
 #define BTRFS_SUPER_FLAG_METADUMP	(1ULL << 33)
459
471
 #define BTRFS_SUPER_FLAG_METADUMP_V2	(1ULL << 34)
460
472
 #define BTRFS_SUPER_FLAG_CHANGING_FSID	(1ULL << 35)
473
+#define BTRFS_SUPER_FLAG_CHANGING_FSID_V2 (1ULL << 36)
461
474
 
462
475
 
463
476
 /*
..
..
@@ -510,15 +523,6 @@
510
523
 	__u8 type;
511
524
 	__le64 offset;
512
525
 } __attribute__ ((__packed__));
513
-
514
-/* old style backrefs item */
515
-struct btrfs_extent_ref_v0 {
516
-	__le64 root;
517
-	__le64 generation;
518
-	__le64 objectid;
519
-	__le32 count;
520
-} __attribute__ ((__packed__));
521
-
522
526
 
523
527
 /* dev extents record free space on individual devices.  The owner
524
528
  * field points back to the chunk allocation mapping tree that allocated
..
..
@@ -646,6 +650,15 @@
646
650
 } __attribute__ ((__packed__));
647
651
 
648
652
 /*
653
+ * Btrfs root item used to be smaller than current size.  The old format ends
654
+ * at where member generation_v2 is.
655
+ */
656
+static inline __u32 btrfs_legacy_root_item_size(void)
657
+{
658
+	return offsetof(struct btrfs_root_item, generation_v2);
659
+}
660
+
661
+/*
649
662
  * this is used for both forward and backward root refs
650
663
  */
651
664
 struct btrfs_root_ref {
..
..
@@ -732,10 +745,12 @@
732
745
 	__le64 unused[4];
733
746
 } __attribute__ ((__packed__));
734
747
 
735
-#define BTRFS_FILE_EXTENT_INLINE 0
736
-#define BTRFS_FILE_EXTENT_REG 1
737
-#define BTRFS_FILE_EXTENT_PREALLOC 2
738
-#define BTRFS_FILE_EXTENT_TYPES	2
748
+enum {
749
+	BTRFS_FILE_EXTENT_INLINE   = 0,
750
+	BTRFS_FILE_EXTENT_REG      = 1,
751
+	BTRFS_FILE_EXTENT_PREALLOC = 2,
752
+	BTRFS_NR_FILE_EXTENT_TYPES = 3,
753
+};
739
754
 
740
755
 struct btrfs_file_extent_item {
741
756
 	/*
..
..
@@ -803,11 +818,6 @@
803
818
 
804
819
 #define BTRFS_DEV_REPLACE_ITEM_CONT_READING_FROM_SRCDEV_MODE_ALWAYS	0
805
820
 #define BTRFS_DEV_REPLACE_ITEM_CONT_READING_FROM_SRCDEV_MODE_AVOID	1
806
-#define BTRFS_DEV_REPLACE_ITEM_STATE_NEVER_STARTED	0
807
-#define BTRFS_DEV_REPLACE_ITEM_STATE_STARTED		1
808
-#define BTRFS_DEV_REPLACE_ITEM_STATE_SUSPENDED		2
809
-#define BTRFS_DEV_REPLACE_ITEM_STATE_FINISHED		3
810
-#define BTRFS_DEV_REPLACE_ITEM_STATE_CANCELED		4
811
821
 
812
822
 struct btrfs_dev_replace_item {
813
823
 	/*
..
..
@@ -836,6 +846,8 @@
836
846
 #define BTRFS_BLOCK_GROUP_RAID10	(1ULL << 6)
837
847
 #define BTRFS_BLOCK_GROUP_RAID5         (1ULL << 7)
838
848
 #define BTRFS_BLOCK_GROUP_RAID6         (1ULL << 8)
849
+#define BTRFS_BLOCK_GROUP_RAID1C3       (1ULL << 9)
850
+#define BTRFS_BLOCK_GROUP_RAID1C4       (1ULL << 10)
839
851
 #define BTRFS_BLOCK_GROUP_RESERVED	(BTRFS_AVAIL_ALLOC_BIT_SINGLE | \
840
852
 					 BTRFS_SPACE_INFO_GLOBAL_RSV)
841
853
 
..
..
@@ -847,6 +859,8 @@
847
859
 	BTRFS_RAID_SINGLE,
848
860
 	BTRFS_RAID_RAID5,
849
861
 	BTRFS_RAID_RAID6,
862
+	BTRFS_RAID_RAID1C3,
863
+	BTRFS_RAID_RAID1C4,
850
864
 	BTRFS_NR_RAID_TYPES
851
865
 };
852
866
 
..
..
@@ -856,12 +870,18 @@
856
870
 
857
871
 #define BTRFS_BLOCK_GROUP_PROFILE_MASK	(BTRFS_BLOCK_GROUP_RAID0 |   \
858
872
 					 BTRFS_BLOCK_GROUP_RAID1 |   \
873
+					 BTRFS_BLOCK_GROUP_RAID1C3 | \
874
+					 BTRFS_BLOCK_GROUP_RAID1C4 | \
859
875
 					 BTRFS_BLOCK_GROUP_RAID5 |   \
860
876
 					 BTRFS_BLOCK_GROUP_RAID6 |   \
861
877
 					 BTRFS_BLOCK_GROUP_DUP |     \
862
878
 					 BTRFS_BLOCK_GROUP_RAID10)
863
879
 #define BTRFS_BLOCK_GROUP_RAID56_MASK	(BTRFS_BLOCK_GROUP_RAID5 |   \
864
880
 					 BTRFS_BLOCK_GROUP_RAID6)
881
+
882
+#define BTRFS_BLOCK_GROUP_RAID1_MASK	(BTRFS_BLOCK_GROUP_RAID1 |   \
883
+					 BTRFS_BLOCK_GROUP_RAID1C3 | \
884
+					 BTRFS_BLOCK_GROUP_RAID1C4)
865
885
 
866
886
 /*
867
887
  * We need a bit for restriper to be able to tell when chunks of type
..
..
@@ -907,9 +927,9 @@
907
927
 #define BTRFS_FREE_SPACE_USING_BITMAPS (1ULL << 0)
908
928
 
909
929
 #define BTRFS_QGROUP_LEVEL_SHIFT		48
910
-static inline __u64 btrfs_qgroup_level(__u64 qgroupid)
930
+static inline __u16 btrfs_qgroup_level(__u64 qgroupid)
911
931
 {
912
-	return qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT;
932
+	return (__u16)(qgroupid >> BTRFS_QGROUP_LEVEL_SHIFT);
913
933
 }
914
934
 
915
935
 /*