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_TRANSACTIONS 54 bool "bcachefs runtime info" 55 depends on BCACHEFS_FS 56 help 57 This makes the list of running btree transactions available in debugfs. 58 59 This is a highly useful debugging feature but does add a small amount of overhead. 60 61config BCACHEFS_DEBUG 62 bool "bcachefs debugging" 63 depends on BCACHEFS_FS 64 help 65 Enables many extra debugging checks and assertions. 66 67 The resulting code will be significantly slower than normal; you 68 probably shouldn't select this option unless you're a developer. 69 70config BCACHEFS_TESTS 71 bool "bcachefs unit and performance tests" 72 depends on BCACHEFS_FS 73 help 74 Include some unit and performance tests for the core btree code 75 76config BCACHEFS_LOCK_TIME_STATS 77 bool "bcachefs lock time statistics" 78 depends on BCACHEFS_FS 79 help 80 Expose statistics for how long we held a lock in debugfs 81 82config BCACHEFS_NO_LATENCY_ACCT 83 bool "disable latency accounting and time stats" 84 depends on BCACHEFS_FS 85 help 86 This disables device latency tracking and time stats, only for performance testing 87 88config MEAN_AND_VARIANCE_UNIT_TEST 89 tristate "mean_and_variance unit tests" if !KUNIT_ALL_TESTS 90 depends on KUNIT 91 depends on BCACHEFS_FS 92 default KUNIT_ALL_TESTS 93 help 94 This option enables the kunit tests for mean_and_variance module. 95 If unsure, say N. 96