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#ifndef __CEPH_FEATURES
#define __CEPH_FEATURES
/*
* feature bits
*/
#define CEPH_FEATURE_UID (1ULL<<0)
#define CEPH_FEATURE_NOSRCADDR (1ULL<<1)
#define CEPH_FEATURE_MONCLOCKCHECK (1ULL<<2)
#define CEPH_FEATURE_FLOCK (1ULL<<3)
#define CEPH_FEATURE_SUBSCRIBE2 (1ULL<<4)
#define CEPH_FEATURE_MONNAMES (1ULL<<5)
#define CEPH_FEATURE_RECONNECT_SEQ (1ULL<<6)
#define CEPH_FEATURE_DIRLAYOUTHASH (1ULL<<7)
#define CEPH_FEATURE_OBJECTLOCATOR (1ULL<<8)
#define CEPH_FEATURE_PGID64 (1ULL<<9)
#define CEPH_FEATURE_INCSUBOSDMAP (1ULL<<10)
#define CEPH_FEATURE_PGPOOL3 (1ULL<<11)
#define CEPH_FEATURE_OSDREPLYMUX (1ULL<<12)
#define CEPH_FEATURE_OSDENC (1ULL<<13)
#define CEPH_FEATURE_OMAP (1ULL<<14)
#define CEPH_FEATURE_MONENC (1ULL<<15)
#define CEPH_FEATURE_QUERY_T (1ULL<<16)
#define CEPH_FEATURE_INDEP_PG_MAP (1ULL<<17)
#define CEPH_FEATURE_CRUSH_TUNABLES (1ULL<<18)
#define CEPH_FEATURE_CHUNKY_SCRUB (1ULL<<19)
#define CEPH_FEATURE_MON_NULLROUTE (1ULL<<20)
#define CEPH_FEATURE_MON_GV (1ULL<<21)
#define CEPH_FEATURE_BACKFILL_RESERVATION (1ULL<<22)
#define CEPH_FEATURE_MSG_AUTH (1ULL<<23)
#define CEPH_FEATURE_RECOVERY_RESERVATION (1ULL<<24)
#define CEPH_FEATURE_CRUSH_TUNABLES2 (1ULL<<25)
#define CEPH_FEATURE_CREATEPOOLID (1ULL<<26)
#define CEPH_FEATURE_REPLY_CREATE_INODE (1ULL<<27)
#define CEPH_FEATURE_OSD_HBMSGS (1ULL<<28)
#define CEPH_FEATURE_MDSENC (1ULL<<29)
#define CEPH_FEATURE_OSDHASHPSPOOL (1ULL<<30)
#define CEPH_FEATURE_MON_SINGLE_PAXOS (1ULL<<31)
#define CEPH_FEATURE_OSD_SNAPMAPPER (1ULL<<32)
#define CEPH_FEATURE_MON_SCRUB (1ULL<<33)
#define CEPH_FEATURE_OSD_PACKED_RECOVERY (1ULL<<34)
#define CEPH_FEATURE_OSD_CACHEPOOL (1ULL<<35)
#define CEPH_FEATURE_CRUSH_V2 (1ULL<<36) /* new indep; SET_* steps */
#define CEPH_FEATURE_EXPORT_PEER (1ULL<<37)
#define CEPH_FEATURE_OSD_ERASURE_CODES (1ULL<<38)
#define CEPH_FEATURE_OSD_TMAP2OMAP (1ULL<<38) /* overlap with EC */
/* The process supports new-style OSDMap encoding. Monitors also use
this bit to determine if peers support NAK messages. */
#define CEPH_FEATURE_OSDMAP_ENC (1ULL<<39)
#define CEPH_FEATURE_MDS_INLINE_DATA (1ULL<<40)
#define CEPH_FEATURE_CRUSH_TUNABLES3 (1ULL<<41)
#define CEPH_FEATURE_OSD_PRIMARY_AFFINITY (1ULL<<41) /* overlap w/ tunables3 */
#define CEPH_FEATURE_MSGR_KEEPALIVE2 (1ULL<<42)
#define CEPH_FEATURE_OSD_POOLRESEND (1ULL<<43)
#define CEPH_FEATURE_ERASURE_CODE_PLUGINS_V2 (1ULL<<44)
#define CEPH_FEATURE_OSD_SET_ALLOC_HINT (1ULL<<45)
#define CEPH_FEATURE_OSD_FADVISE_FLAGS (1ULL<<46)
#define CEPH_FEATURE_OSD_REPOP (1ULL<<46) /* overlap with fadvise */
#define CEPH_FEATURE_OSD_OBJECT_DIGEST (1ULL<<46) /* overlap with fadvise */
#define CEPH_FEATURE_OSD_TRANSACTION_MAY_LAYOUT (1ULL<<46) /* overlap w/ fadvise */
#define CEPH_FEATURE_MDS_QUOTA (1ULL<<47)
#define CEPH_FEATURE_CRUSH_V4 (1ULL<<48) /* straw2 buckets */
#define CEPH_FEATURE_OSD_MIN_SIZE_RECOVERY (1ULL<<49)
// duplicated since it was introduced at the same time as MIN_SIZE_RECOVERY
#define CEPH_FEATURE_OSD_PROXY_FEATURES (1ULL<<49) /* overlap w/ above */
#define CEPH_FEATURE_MON_METADATA (1ULL<<50)
#define CEPH_FEATURE_OSD_BITWISE_HOBJ_SORT (1ULL<<51) /* can sort objs bitwise */
#define CEPH_FEATURE_OSD_PROXY_WRITE_FEATURES (1ULL<<52)
#define CEPH_FEATURE_ERASURE_CODE_PLUGINS_V3 (1ULL<<53)
#define CEPH_FEATURE_OSD_HITSET_GMT (1ULL<<54)
#define CEPH_FEATURE_HAMMER_0_94_4 (1ULL<<55)
#define CEPH_FEATURE_NEW_OSDOP_ENCODING (1ULL<<56) /* New, v7 encoding */
#define CEPH_FEATURE_MON_STATEFUL_SUB (1ULL<<57) /* stateful mon subscription */
#define CEPH_FEATURE_MON_ROUTE_OSDMAP (1ULL<<57) /* peon sends osdmaps */
#define CEPH_FEATURE_CRUSH_TUNABLES5 (1ULL<<58) /* chooseleaf stable mode */
// duplicated since it was introduced at the same time as CEPH_FEATURE_CRUSH_TUNABLES5
#define CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING (1ULL<<58) /* New, v7 encoding */
#define CEPH_FEATURE_FS_FILE_LAYOUT_V2 (1ULL<<58) /* file_layout_t */
/*
* The introduction of CEPH_FEATURE_OSD_SNAPMAPPER caused the feature
* vector to evaluate to 64 bit ~0. To cope, we designate 1ULL << 63
* to mean 33 bit ~0, and introduce a helper below to do the
* translation.
*
* This was introduced by ceph.git commit
* 9ea02b84104045c2ffd7e7f4e7af512953855ecd v0.58-657-g9ea02b8
* and fixed by ceph.git commit
* 4255b5c2fb54ae40c53284b3ab700fdfc7e61748 v0.65-263-g4255b5c
*/
#define CEPH_FEATURE_RESERVED (1ULL<<63)
static inline u64 ceph_sanitize_features(u64 features)
{
if (features & CEPH_FEATURE_RESERVED) {
/* everything through OSD_SNAPMAPPER */
return 0x1ffffffffull;
} else {
return features;
}
}
/*
* Features supported.
*/
#define CEPH_FEATURES_SUPPORTED_DEFAULT \
(CEPH_FEATURE_NOSRCADDR | \
CEPH_FEATURE_RECONNECT_SEQ | \
CEPH_FEATURE_PGID64 | \
CEPH_FEATURE_PGPOOL3 | \
CEPH_FEATURE_OSDENC | \
CEPH_FEATURE_CRUSH_TUNABLES | \
CEPH_FEATURE_MSG_AUTH | \
CEPH_FEATURE_CRUSH_TUNABLES2 | \
CEPH_FEATURE_REPLY_CREATE_INODE | \
CEPH_FEATURE_OSDHASHPSPOOL | \
CEPH_FEATURE_OSD_CACHEPOOL | \
CEPH_FEATURE_CRUSH_V2 | \
CEPH_FEATURE_EXPORT_PEER | \
CEPH_FEATURE_OSDMAP_ENC | \
CEPH_FEATURE_CRUSH_TUNABLES3 | \
CEPH_FEATURE_OSD_PRIMARY_AFFINITY | \
CEPH_FEATURE_MSGR_KEEPALIVE2 | \
CEPH_FEATURE_CRUSH_V4 | \
CEPH_FEATURE_CRUSH_TUNABLES5 | \
CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING)
#define CEPH_FEATURES_REQUIRED_DEFAULT \
(CEPH_FEATURE_NOSRCADDR | \
CEPH_FEATURE_RECONNECT_SEQ | \
CEPH_FEATURE_PGID64 | \
CEPH_FEATURE_PGPOOL3 | \
CEPH_FEATURE_OSDENC)
#endif
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