1 2config BCACHEFS_FS 3 tristate "bcachefs filesystem support (EXPERIMENTAL)" 4 depends on BLOCK 5 select EXPORTFS 6 select CLOSURES 7 select LIBCRC32C 8 select CRC64 9 select FS_POSIX_ACL 10 select LZ4_COMPRESS 11 select LZ4_DECOMPRESS 12 select LZ4HC_COMPRESS 13 select LZ4HC_DECOMPRESS 14 select ZLIB_DEFLATE 15 select ZLIB_INFLATE 16 select ZSTD_COMPRESS 17 select ZSTD_DECOMPRESS 18 select CRYPTO_SHA256 19 select CRYPTO_CHACHA20 20 select CRYPTO_POLY1305 21 select KEYS 22 select RAID6_PQ 23 select XOR_BLOCKS 24 select XXHASH 25 select SRCU 26 select SYMBOLIC_ERRNAME 27 help 28 The bcachefs filesystem - a modern, copy on write filesystem, with 29 support for multiple devices, compression, checksumming, etc. 30 31config BCACHEFS_QUOTA 32 bool "bcachefs quota support" 33 depends on BCACHEFS_FS 34 select QUOTACTL 35 36config BCACHEFS_ERASURE_CODING 37 bool "bcachefs erasure coding (RAID5/6) support (EXPERIMENTAL)" 38 depends on BCACHEFS_FS 39 select QUOTACTL 40 help 41 This enables the "erasure_code" filesysystem and inode option, which 42 organizes data into reed-solomon stripes instead of ordinary 43 replication. 44 45 WARNING: this feature is still undergoing on disk format changes, and 46 should only be enabled for testing purposes. 47 48config BCACHEFS_POSIX_ACL 49 bool "bcachefs POSIX ACL support" 50 depends on BCACHEFS_FS 51 select FS_POSIX_ACL 52 53config BCACHEFS_DEBUG 54 bool "bcachefs debugging" 55 depends on BCACHEFS_FS 56 help 57 Enables many extra debugging checks and assertions. 58 59 The resulting code will be significantly slower than normal; you 60 probably shouldn't select this option unless you're a developer. 61 62config BCACHEFS_TESTS 63 bool "bcachefs unit and performance tests" 64 depends on BCACHEFS_FS 65 help 66 Include some unit and performance tests for the core btree code 67 68config BCACHEFS_LOCK_TIME_STATS 69 bool "bcachefs lock time statistics" 70 depends on BCACHEFS_FS 71 help 72 Expose statistics for how long we held a lock in debugfs 73 74config BCACHEFS_NO_LATENCY_ACCT 75 bool "disable latency accounting and time stats" 76 depends on BCACHEFS_FS 77 help 78 This disables device latency tracking and time stats, only for performance testing 79 80config BCACHEFS_SIX_OPTIMISTIC_SPIN 81 bool "Optimistic spinning for six locks" 82 depends on BCACHEFS_FS 83 depends on SMP 84 default y 85 help 86 Instead of immediately sleeping when attempting to take a six lock that 87 is held by another thread, spin for a short while, as long as the 88 thread owning the lock is running. 89 90config MEAN_AND_VARIANCE_UNIT_TEST 91 tristate "mean_and_variance unit tests" if !KUNIT_ALL_TESTS 92 depends on KUNIT 93 depends on BCACHEFS_FS 94 default KUNIT_ALL_TESTS 95 help 96 This option enables the kunit tests for mean_and_variance module. 97 If unsure, say N. 98