1#ifndef __CEPH_FEATURES 2#define __CEPH_FEATURES 3 4/* 5 * feature bits 6 */ 7#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) 46#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 */ 53#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 */ 66#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 */ 76// 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 */ 78#define CEPH_FEATURE_FS_FILE_LAYOUT_V2 (1ULL<<58) /* file_layout_t */ 79 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} 102 103/* 104 * Features supported. 105 */ 106#define CEPH_FEATURES_SUPPORTED_DEFAULT \ 107 (CEPH_FEATURE_NOSRCADDR | \ 108 CEPH_FEATURE_SUBSCRIBE2 | \ 109 CEPH_FEATURE_RECONNECT_SEQ | \ 110 CEPH_FEATURE_PGID64 | \ 111 CEPH_FEATURE_PGPOOL3 | \ 112 CEPH_FEATURE_OSDENC | \ 113 CEPH_FEATURE_CRUSH_TUNABLES | \ 114 CEPH_FEATURE_MSG_AUTH | \ 115 CEPH_FEATURE_CRUSH_TUNABLES2 | \ 116 CEPH_FEATURE_REPLY_CREATE_INODE | \ 117 CEPH_FEATURE_OSDHASHPSPOOL | \ 118 CEPH_FEATURE_OSD_CACHEPOOL | \ 119 CEPH_FEATURE_CRUSH_V2 | \ 120 CEPH_FEATURE_EXPORT_PEER | \ 121 CEPH_FEATURE_OSDMAP_ENC | \ 122 CEPH_FEATURE_CRUSH_TUNABLES3 | \ 123 CEPH_FEATURE_OSD_PRIMARY_AFFINITY | \ 124 CEPH_FEATURE_MSGR_KEEPALIVE2 | \ 125 CEPH_FEATURE_CRUSH_V4 | \ 126 CEPH_FEATURE_CRUSH_TUNABLES5 | \ 127 CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING) 128 129#define CEPH_FEATURES_REQUIRED_DEFAULT \ 130 (CEPH_FEATURE_NOSRCADDR | \ 131 CEPH_FEATURE_SUBSCRIBE2 | \ 132 CEPH_FEATURE_RECONNECT_SEQ | \ 133 CEPH_FEATURE_PGID64 | \ 134 CEPH_FEATURE_PGPOOL3 | \ 135 CEPH_FEATURE_OSDENC) 136 137#endif 138