From 85c675d0d09a45a135bddd15d7b385f8758c32fb Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:35:05 +0200 Subject: Adding upstream version 6.7.7. Signed-off-by: Daniel Baumann --- fs/bcachefs/io_write.h | 109 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 fs/bcachefs/io_write.h (limited to 'fs/bcachefs/io_write.h') diff --git a/fs/bcachefs/io_write.h b/fs/bcachefs/io_write.h new file mode 100644 index 0000000000..6c276a48f9 --- /dev/null +++ b/fs/bcachefs/io_write.h @@ -0,0 +1,109 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_IO_WRITE_H +#define _BCACHEFS_IO_WRITE_H + +#include "checksum.h" +#include "io_write_types.h" + +#define to_wbio(_bio) \ + container_of((_bio), struct bch_write_bio, bio) + +void bch2_bio_free_pages_pool(struct bch_fs *, struct bio *); +void bch2_bio_alloc_pages_pool(struct bch_fs *, struct bio *, size_t); + +#ifndef CONFIG_BCACHEFS_NO_LATENCY_ACCT +void bch2_latency_acct(struct bch_dev *, u64, int); +#else +static inline void bch2_latency_acct(struct bch_dev *ca, u64 submit_time, int rw) {} +#endif + +void bch2_submit_wbio_replicas(struct bch_write_bio *, struct bch_fs *, + enum bch_data_type, const struct bkey_i *, bool); + +#define BCH_WRITE_FLAGS() \ + x(ALLOC_NOWAIT) \ + x(CACHED) \ + x(DATA_ENCODED) \ + x(PAGES_STABLE) \ + x(PAGES_OWNED) \ + x(ONLY_SPECIFIED_DEVS) \ + x(WROTE_DATA_INLINE) \ + x(FROM_INTERNAL) \ + x(CHECK_ENOSPC) \ + x(SYNC) \ + x(MOVE) \ + x(IN_WORKER) \ + x(DONE) \ + x(IO_ERROR) \ + x(CONVERT_UNWRITTEN) + +enum __bch_write_flags { +#define x(f) __BCH_WRITE_##f, + BCH_WRITE_FLAGS() +#undef x +}; + +enum bch_write_flags { +#define x(f) BCH_WRITE_##f = BIT(__BCH_WRITE_##f), + BCH_WRITE_FLAGS() +#undef x +}; + +static inline struct workqueue_struct *index_update_wq(struct bch_write_op *op) +{ + return op->watermark == BCH_WATERMARK_copygc + ? op->c->copygc_wq + : op->c->btree_update_wq; +} + +int bch2_sum_sector_overwrites(struct btree_trans *, struct btree_iter *, + struct bkey_i *, bool *, s64 *, s64 *); +int bch2_extent_update(struct btree_trans *, subvol_inum, + struct btree_iter *, struct bkey_i *, + struct disk_reservation *, u64, s64 *, bool); + +static inline void bch2_write_op_init(struct bch_write_op *op, struct bch_fs *c, + struct bch_io_opts opts) +{ + op->c = c; + op->end_io = NULL; + op->flags = 0; + op->written = 0; + op->error = 0; + op->csum_type = bch2_data_checksum_type(c, opts); + op->compression_opt = opts.compression; + op->nr_replicas = 0; + op->nr_replicas_required = c->opts.data_replicas_required; + op->watermark = BCH_WATERMARK_normal; + op->incompressible = 0; + op->open_buckets.nr = 0; + op->devs_have.nr = 0; + op->target = 0; + op->opts = opts; + op->subvol = 0; + op->pos = POS_MAX; + op->version = ZERO_VERSION; + op->write_point = (struct write_point_specifier) { 0 }; + op->res = (struct disk_reservation) { 0 }; + op->new_i_size = U64_MAX; + op->i_sectors_delta = 0; + op->devs_need_flush = NULL; +} + +CLOSURE_CALLBACK(bch2_write); +void bch2_write_point_do_index_updates(struct work_struct *); + +static inline struct bch_write_bio *wbio_init(struct bio *bio) +{ + struct bch_write_bio *wbio = to_wbio(bio); + + memset(&wbio->wbio, 0, sizeof(wbio->wbio)); + return wbio; +} + +void bch2_write_op_to_text(struct printbuf *, struct bch_write_op *); + +void bch2_fs_io_write_exit(struct bch_fs *); +int bch2_fs_io_write_init(struct bch_fs *); + +#endif /* _BCACHEFS_IO_WRITE_H */ -- cgit v1.2.3