From f5baaf48e3e82b1caf9f5cd1207d4d6feba3a2e5 Mon Sep 17 00:00:00 2001 From: Thomas Bertschinger Date: Mon, 15 Jan 2024 23:41:02 -0700 Subject: move Rust sources to top level, C sources into c_src This moves the Rust sources out of rust_src/ and into the top level. Running the bcachefs executable out of the development tree is now: $ ./target/release/bcachefs command or $ cargo run --profile release -- command instead of "./bcachefs command". Building and installing is still: $ make && make install Signed-off-by: Thomas Bertschinger Signed-off-by: Kent Overstreet --- c_src/libbcachefs/replicas.h | 93 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 c_src/libbcachefs/replicas.h (limited to 'c_src/libbcachefs/replicas.h') diff --git a/c_src/libbcachefs/replicas.h b/c_src/libbcachefs/replicas.h new file mode 100644 index 00000000..654a4b26 --- /dev/null +++ b/c_src/libbcachefs/replicas.h @@ -0,0 +1,93 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_REPLICAS_H +#define _BCACHEFS_REPLICAS_H + +#include "bkey.h" +#include "eytzinger.h" +#include "replicas_types.h" + +void bch2_replicas_entry_sort(struct bch_replicas_entry_v1 *); +void bch2_replicas_entry_to_text(struct printbuf *, + struct bch_replicas_entry_v1 *); +int bch2_replicas_entry_validate(struct bch_replicas_entry_v1 *, + struct bch_sb *, struct printbuf *); +void bch2_cpu_replicas_to_text(struct printbuf *, struct bch_replicas_cpu *); + +static inline struct bch_replicas_entry_v1 * +cpu_replicas_entry(struct bch_replicas_cpu *r, unsigned i) +{ + return (void *) r->entries + r->entry_size * i; +} + +int bch2_replicas_entry_idx(struct bch_fs *, + struct bch_replicas_entry_v1 *); + +void bch2_devlist_to_replicas(struct bch_replicas_entry_v1 *, + enum bch_data_type, + struct bch_devs_list); +bool bch2_replicas_marked(struct bch_fs *, struct bch_replicas_entry_v1 *); +int bch2_mark_replicas(struct bch_fs *, + struct bch_replicas_entry_v1 *); + +static inline struct replicas_delta * +replicas_delta_next(struct replicas_delta *d) +{ + return (void *) d + replicas_entry_bytes(&d->r) + 8; +} + +int bch2_replicas_delta_list_mark(struct bch_fs *, struct replicas_delta_list *); + +void bch2_bkey_to_replicas(struct bch_replicas_entry_v1 *, struct bkey_s_c); + +static inline void bch2_replicas_entry_cached(struct bch_replicas_entry_v1 *e, + unsigned dev) +{ + e->data_type = BCH_DATA_cached; + e->nr_devs = 1; + e->nr_required = 1; + e->devs[0] = dev; +} + +bool bch2_have_enough_devs(struct bch_fs *, struct bch_devs_mask, + unsigned, bool); + +unsigned bch2_sb_dev_has_data(struct bch_sb *, unsigned); +unsigned bch2_dev_has_data(struct bch_fs *, struct bch_dev *); + +int bch2_replicas_gc_end(struct bch_fs *, int); +int bch2_replicas_gc_start(struct bch_fs *, unsigned); +int bch2_replicas_gc2(struct bch_fs *); + +int bch2_replicas_set_usage(struct bch_fs *, + struct bch_replicas_entry_v1 *, + u64); + +#define for_each_cpu_replicas_entry(_r, _i) \ + for (_i = (_r)->entries; \ + (void *) (_i) < (void *) (_r)->entries + (_r)->nr * (_r)->entry_size;\ + _i = (void *) (_i) + (_r)->entry_size) + +/* iterate over superblock replicas - used by userspace tools: */ + +#define replicas_entry_next(_i) \ + ((typeof(_i)) ((void *) (_i) + replicas_entry_bytes(_i))) + +#define for_each_replicas_entry(_r, _i) \ + for (_i = (_r)->entries; \ + (void *) (_i) < vstruct_end(&(_r)->field) && (_i)->data_type;\ + (_i) = replicas_entry_next(_i)) + +#define for_each_replicas_entry_v0(_r, _i) \ + for (_i = (_r)->entries; \ + (void *) (_i) < vstruct_end(&(_r)->field) && (_i)->data_type;\ + (_i) = replicas_entry_next(_i)) + +int bch2_sb_replicas_to_cpu_replicas(struct bch_fs *); + +extern const struct bch_sb_field_ops bch_sb_field_ops_replicas; +extern const struct bch_sb_field_ops bch_sb_field_ops_replicas_v0; + +void bch2_fs_replicas_exit(struct bch_fs *); +int bch2_fs_replicas_init(struct bch_fs *); + +#endif /* _BCACHEFS_REPLICAS_H */ -- cgit v1.2.3