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Sage Weil1fe60e52012-07-30 16:23:22 -07001#ifndef __CEPH_FEATURES
2#define __CEPH_FEATURES
3
4/*
5 * feature bits
6 */
Ilya Dryomov2b3e0c92013-12-24 21:19:24 +02007#define CEPH_FEATURE_UID (1ULL<<0)
8#define CEPH_FEATURE_NOSRCADDR (1ULL<<1)
9#define CEPH_FEATURE_MONCLOCKCHECK (1ULL<<2)
10#define CEPH_FEATURE_FLOCK (1ULL<<3)
11#define CEPH_FEATURE_SUBSCRIBE2 (1ULL<<4)
12#define CEPH_FEATURE_MONNAMES (1ULL<<5)
13#define CEPH_FEATURE_RECONNECT_SEQ (1ULL<<6)
14#define CEPH_FEATURE_DIRLAYOUTHASH (1ULL<<7)
15#define CEPH_FEATURE_OBJECTLOCATOR (1ULL<<8)
16#define CEPH_FEATURE_PGID64 (1ULL<<9)
17#define CEPH_FEATURE_INCSUBOSDMAP (1ULL<<10)
18#define CEPH_FEATURE_PGPOOL3 (1ULL<<11)
19#define CEPH_FEATURE_OSDREPLYMUX (1ULL<<12)
20#define CEPH_FEATURE_OSDENC (1ULL<<13)
21#define CEPH_FEATURE_OMAP (1ULL<<14)
22#define CEPH_FEATURE_MONENC (1ULL<<15)
23#define CEPH_FEATURE_QUERY_T (1ULL<<16)
24#define CEPH_FEATURE_INDEP_PG_MAP (1ULL<<17)
25#define CEPH_FEATURE_CRUSH_TUNABLES (1ULL<<18)
26#define CEPH_FEATURE_CHUNKY_SCRUB (1ULL<<19)
27#define CEPH_FEATURE_MON_NULLROUTE (1ULL<<20)
28#define CEPH_FEATURE_MON_GV (1ULL<<21)
29#define CEPH_FEATURE_BACKFILL_RESERVATION (1ULL<<22)
30#define CEPH_FEATURE_MSG_AUTH (1ULL<<23)
31#define CEPH_FEATURE_RECOVERY_RESERVATION (1ULL<<24)
32#define CEPH_FEATURE_CRUSH_TUNABLES2 (1ULL<<25)
33#define CEPH_FEATURE_CREATEPOOLID (1ULL<<26)
34#define CEPH_FEATURE_REPLY_CREATE_INODE (1ULL<<27)
35#define CEPH_FEATURE_OSD_HBMSGS (1ULL<<28)
36#define CEPH_FEATURE_MDSENC (1ULL<<29)
37#define CEPH_FEATURE_OSDHASHPSPOOL (1ULL<<30)
38#define CEPH_FEATURE_MON_SINGLE_PAXOS (1ULL<<31)
39#define CEPH_FEATURE_OSD_SNAPMAPPER (1ULL<<32)
40#define CEPH_FEATURE_MON_SCRUB (1ULL<<33)
41#define CEPH_FEATURE_OSD_PACKED_RECOVERY (1ULL<<34)
42#define CEPH_FEATURE_OSD_CACHEPOOL (1ULL<<35)
43#define CEPH_FEATURE_CRUSH_V2 (1ULL<<36) /* new indep; SET_* steps */
44#define CEPH_FEATURE_EXPORT_PEER (1ULL<<37)
45#define CEPH_FEATURE_OSD_ERASURE_CODES (1ULL<<38)
Ilya Dryomov07bd7de2014-03-19 16:58:37 +020046#define CEPH_FEATURE_OSD_TMAP2OMAP (1ULL<<38) /* overlap with EC */
47/* The process supports new-style OSDMap encoding. Monitors also use
48 this bit to determine if peers support NAK messages. */
49#define CEPH_FEATURE_OSDMAP_ENC (1ULL<<39)
50#define CEPH_FEATURE_MDS_INLINE_DATA (1ULL<<40)
51#define CEPH_FEATURE_CRUSH_TUNABLES3 (1ULL<<41)
52#define CEPH_FEATURE_OSD_PRIMARY_AFFINITY (1ULL<<41) /* overlap w/ tunables3 */
Ilya Dryomov7c1c4742015-04-14 23:13:31 +030053#define CEPH_FEATURE_MSGR_KEEPALIVE2 (1ULL<<42)
54#define CEPH_FEATURE_OSD_POOLRESEND (1ULL<<43)
55#define CEPH_FEATURE_ERASURE_CODE_PLUGINS_V2 (1ULL<<44)
56#define CEPH_FEATURE_OSD_SET_ALLOC_HINT (1ULL<<45)
57#define CEPH_FEATURE_OSD_FADVISE_FLAGS (1ULL<<46)
58#define CEPH_FEATURE_OSD_REPOP (1ULL<<46) /* overlap with fadvise */
59#define CEPH_FEATURE_OSD_OBJECT_DIGEST (1ULL<<46) /* overlap with fadvise */
60#define CEPH_FEATURE_OSD_TRANSACTION_MAY_LAYOUT (1ULL<<46) /* overlap w/ fadvise */
61#define CEPH_FEATURE_MDS_QUOTA (1ULL<<47)
62#define CEPH_FEATURE_CRUSH_V4 (1ULL<<48) /* straw2 buckets */
63#define CEPH_FEATURE_OSD_MIN_SIZE_RECOVERY (1ULL<<49)
64// duplicated since it was introduced at the same time as MIN_SIZE_RECOVERY
65#define CEPH_FEATURE_OSD_PROXY_FEATURES (1ULL<<49) /* overlap w/ above */
Ilya Dryomov97db9a82016-02-01 17:08:33 +010066#define CEPH_FEATURE_MON_METADATA (1ULL<<50)
67#define CEPH_FEATURE_OSD_BITWISE_HOBJ_SORT (1ULL<<51) /* can sort objs bitwise */
68#define CEPH_FEATURE_OSD_PROXY_WRITE_FEATURES (1ULL<<52)
69#define CEPH_FEATURE_ERASURE_CODE_PLUGINS_V3 (1ULL<<53)
70#define CEPH_FEATURE_OSD_HITSET_GMT (1ULL<<54)
71#define CEPH_FEATURE_HAMMER_0_94_4 (1ULL<<55)
72#define CEPH_FEATURE_NEW_OSDOP_ENCODING (1ULL<<56) /* New, v7 encoding */
73#define CEPH_FEATURE_MON_STATEFUL_SUB (1ULL<<57) /* stateful mon subscription */
74#define CEPH_FEATURE_MON_ROUTE_OSDMAP (1ULL<<57) /* peon sends osdmaps */
75#define CEPH_FEATURE_CRUSH_TUNABLES5 (1ULL<<58) /* chooseleaf stable mode */
Ilya Dryomovb0b31a82016-02-03 15:25:48 +010076// duplicated since it was introduced at the same time as CEPH_FEATURE_CRUSH_TUNABLES5
77#define CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING (1ULL<<58) /* New, v7 encoding */
Yan, Zheng5ea5c5e2016-02-14 18:06:41 +080078#define CEPH_FEATURE_FS_FILE_LAYOUT_V2 (1ULL<<58) /* file_layout_t */
Ilya Dryomov2b3e0c92013-12-24 21:19:24 +020079
80/*
81 * The introduction of CEPH_FEATURE_OSD_SNAPMAPPER caused the feature
82 * vector to evaluate to 64 bit ~0. To cope, we designate 1ULL << 63
83 * to mean 33 bit ~0, and introduce a helper below to do the
84 * translation.
85 *
86 * This was introduced by ceph.git commit
87 * 9ea02b84104045c2ffd7e7f4e7af512953855ecd v0.58-657-g9ea02b8
88 * and fixed by ceph.git commit
89 * 4255b5c2fb54ae40c53284b3ab700fdfc7e61748 v0.65-263-g4255b5c
90 */
91#define CEPH_FEATURE_RESERVED (1ULL<<63)
92
93static inline u64 ceph_sanitize_features(u64 features)
94{
95 if (features & CEPH_FEATURE_RESERVED) {
96 /* everything through OSD_SNAPMAPPER */
97 return 0x1ffffffffull;
98 } else {
99 return features;
100 }
101}
Sage Weil1fe60e52012-07-30 16:23:22 -0700102
103/*
104 * Features supported.
105 */
Ilya Dryomov2b3e0c92013-12-24 21:19:24 +0200106#define CEPH_FEATURES_SUPPORTED_DEFAULT \
Sage Weil4f6a7e52013-02-23 10:41:09 -0800107 (CEPH_FEATURE_NOSRCADDR | \
Ilya Dryomov82dcaba2016-01-19 16:19:06 +0100108 CEPH_FEATURE_SUBSCRIBE2 | \
Sage Weil3a230832013-03-25 08:47:40 -0700109 CEPH_FEATURE_RECONNECT_SEQ | \
Sage Weil4f6a7e52013-02-23 10:41:09 -0800110 CEPH_FEATURE_PGID64 | \
111 CEPH_FEATURE_PGPOOL3 | \
112 CEPH_FEATURE_OSDENC | \
113 CEPH_FEATURE_CRUSH_TUNABLES | \
Yan, Zheng33d07332014-11-04 16:33:37 +0800114 CEPH_FEATURE_MSG_AUTH | \
Sage Weil4f6a7e52013-02-23 10:41:09 -0800115 CEPH_FEATURE_CRUSH_TUNABLES2 | \
Sage Weil83ca14f2013-02-26 10:39:09 -0800116 CEPH_FEATURE_REPLY_CREATE_INODE | \
Ilya Dryomovcdff4992013-12-24 21:19:27 +0200117 CEPH_FEATURE_OSDHASHPSPOOL | \
Ilya Dryomov80e163a2014-01-27 17:40:20 +0200118 CEPH_FEATURE_OSD_CACHEPOOL | \
Yan, Zheng80213a82014-01-21 11:07:16 +0800119 CEPH_FEATURE_CRUSH_V2 | \
Ilya Dryomov07bd7de2014-03-19 16:58:37 +0200120 CEPH_FEATURE_EXPORT_PEER | \
Ilya Dryomovddf3a212014-03-21 19:05:31 +0200121 CEPH_FEATURE_OSDMAP_ENC | \
Ilya Dryomov18cb95a2014-03-24 17:12:50 +0200122 CEPH_FEATURE_CRUSH_TUNABLES3 | \
Ilya Dryomov7c1c4742015-04-14 23:13:31 +0300123 CEPH_FEATURE_OSD_PRIMARY_AFFINITY | \
Ilya Dryomov335c2582015-09-14 12:44:22 +0300124 CEPH_FEATURE_MSGR_KEEPALIVE2 | \
Ilya Dryomov97db9a82016-02-01 17:08:33 +0100125 CEPH_FEATURE_CRUSH_V4 | \
Ilya Dryomovb0b31a82016-02-03 15:25:48 +0100126 CEPH_FEATURE_CRUSH_TUNABLES5 | \
127 CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING)
Sage Weil1fe60e52012-07-30 16:23:22 -0700128
129#define CEPH_FEATURES_REQUIRED_DEFAULT \
Sage Weil4f6a7e52013-02-23 10:41:09 -0800130 (CEPH_FEATURE_NOSRCADDR | \
Ilya Dryomov82dcaba2016-01-19 16:19:06 +0100131 CEPH_FEATURE_SUBSCRIBE2 | \
Sage Weil3a230832013-03-25 08:47:40 -0700132 CEPH_FEATURE_RECONNECT_SEQ | \
Sage Weil4f6a7e52013-02-23 10:41:09 -0800133 CEPH_FEATURE_PGID64 | \
134 CEPH_FEATURE_PGPOOL3 | \
135 CEPH_FEATURE_OSDENC)
Ilya Dryomov2b3e0c92013-12-24 21:19:24 +0200136
Sage Weil1fe60e52012-07-30 16:23:22 -0700137#endif