diff options
Diffstat (limited to 'libbcachefs/opts.h')
| -rw-r--r-- | libbcachefs/opts.h | 42 |
1 files changed, 28 insertions, 14 deletions
diff --git a/libbcachefs/opts.h b/libbcachefs/opts.h index 60b93018..1d4ffd01 100644 --- a/libbcachefs/opts.h +++ b/libbcachefs/opts.h @@ -53,23 +53,25 @@ void SET_BCH2_NO_SB_OPT(struct bch_sb *, u64); /* When can be set: */ enum opt_flags { - OPT_FS = (1 << 0), /* Filesystem option */ - OPT_DEVICE = (1 << 1), /* Device option */ - OPT_INODE = (1 << 2), /* Inode option */ - OPT_FORMAT = (1 << 3), /* May be specified at format time */ - OPT_MOUNT = (1 << 4), /* May be specified at mount time */ - OPT_RUNTIME = (1 << 5), /* May be specified at runtime */ - OPT_HUMAN_READABLE = (1 << 6), - OPT_MUST_BE_POW_2 = (1 << 7), /* Must be power of 2 */ - OPT_SB_FIELD_SECTORS = (1 << 8),/* Superblock field is >> 9 of actual value */ - OPT_SB_FIELD_ILOG2 = (1 << 9), /* Superblock field is ilog2 of actual value */ - OPT_HIDDEN = (1 << 10), + OPT_FS = BIT(0), /* Filesystem option */ + OPT_DEVICE = BIT(1), /* Device option */ + OPT_INODE = BIT(2), /* Inode option */ + OPT_FORMAT = BIT(3), /* May be specified at format time */ + OPT_MOUNT = BIT(4), /* May be specified at mount time */ + OPT_RUNTIME = BIT(5), /* May be specified at runtime */ + OPT_HUMAN_READABLE = BIT(6), + OPT_MUST_BE_POW_2 = BIT(7), /* Must be power of 2 */ + OPT_SB_FIELD_SECTORS = BIT(8), /* Superblock field is >> 9 of actual value */ + OPT_SB_FIELD_ILOG2 = BIT(9), /* Superblock field is ilog2 of actual value */ + OPT_SB_FIELD_ONE_BIAS = BIT(10), /* 0 means default value */ + OPT_HIDDEN = BIT(11), }; enum opt_type { BCH_OPT_BOOL, BCH_OPT_UINT, BCH_OPT_STR, + BCH_OPT_BITFIELD, BCH_OPT_FN, }; @@ -467,11 +469,16 @@ enum fsck_err_opts { BCH2_NO_SB_OPT, 0, \ "size", "Size of filesystem on device") \ x(durability, u8, \ - OPT_DEVICE, \ + OPT_DEVICE|OPT_SB_FIELD_ONE_BIAS, \ OPT_UINT(0, BCH_REPLICAS_MAX), \ BCH2_NO_SB_OPT, 1, \ "n", "Data written to this device will be considered\n"\ "to have already been replicated n times") \ + x(data_allowed, u8, \ + OPT_DEVICE, \ + OPT_BITFIELD(__bch2_data_types), \ + BCH2_NO_SB_OPT, BIT(BCH_DATA_journal)|BIT(BCH_DATA_btree)|BIT(BCH_DATA_user),\ + "types", "Allowed data types for this device: journal, btree, and/or user")\ x(btree_node_prefetch, u8, \ OPT_FS|OPT_MOUNT|OPT_RUNTIME, \ OPT_BOOL(), \ @@ -479,6 +486,11 @@ enum fsck_err_opts { NULL, "BTREE_ITER_prefetch casuse btree nodes to be\n"\ " prefetched sequentially") +#define BCH_DEV_OPT_SETTERS() \ + x(discard, BCH_MEMBER_DISCARD) \ + x(durability, BCH_MEMBER_DURABILITY) \ + x(data_allowed, BCH_MEMBER_DATA_ALLOWED) + struct bch_opts { #define x(_name, _bits, ...) unsigned _name##_defined:1; BCH_OPTS() @@ -558,8 +570,10 @@ void bch2_opt_set_by_id(struct bch_opts *, enum bch_opt_id, u64); u64 bch2_opt_from_sb(struct bch_sb *, enum bch_opt_id); int bch2_opts_from_sb(struct bch_opts *, struct bch_sb *); -void __bch2_opt_set_sb(struct bch_sb *, const struct bch_option *, u64); -void bch2_opt_set_sb(struct bch_fs *, const struct bch_option *, u64); +void __bch2_opt_set_sb(struct bch_sb *, int, const struct bch_option *, u64); + +struct bch_dev; +void bch2_opt_set_sb(struct bch_fs *, struct bch_dev *, const struct bch_option *, u64); int bch2_opt_lookup(const char *); int bch2_opt_validate(const struct bch_option *, u64, struct printbuf *); |