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Diffstat (limited to 'fs/bcachefs/io_write_types.h')
-rw-r--r-- | fs/bcachefs/io_write_types.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/fs/bcachefs/io_write_types.h b/fs/bcachefs/io_write_types.h new file mode 100644 index 000000000000..c7f97c2c4805 --- /dev/null +++ b/fs/bcachefs/io_write_types.h @@ -0,0 +1,96 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BCACHEFS_IO_WRITE_TYPES_H +#define _BCACHEFS_IO_WRITE_TYPES_H + +#include "alloc_types.h" +#include "btree_types.h" +#include "buckets_types.h" +#include "extents_types.h" +#include "keylist_types.h" +#include "opts.h" +#include "super_types.h" + +#include <linux/llist.h> +#include <linux/workqueue.h> + +struct bch_write_bio { + struct_group(wbio, + struct bch_fs *c; + struct bch_write_bio *parent; + + u64 submit_time; + u64 inode_offset; + + struct bch_devs_list failed; + u8 dev; + + unsigned split:1, + bounce:1, + put_bio:1, + have_ioref:1, + nocow:1, + used_mempool:1, + first_btree_write:1; + ); + + struct bio bio; +}; + +struct bch_write_op { + struct closure cl; + struct bch_fs *c; + void (*end_io)(struct bch_write_op *); + u64 start_time; + + unsigned written; /* sectors */ + u16 flags; + s16 error; /* dio write path expects it to hold -ERESTARTSYS... */ + + unsigned compression_opt:8; + unsigned csum_type:4; + unsigned nr_replicas:4; + unsigned nr_replicas_required:4; + unsigned watermark:3; + unsigned incompressible:1; + unsigned stripe_waited:1; + + struct bch_devs_list devs_have; + u16 target; + u16 nonce; + struct bch_io_opts opts; + + u32 subvol; + struct bpos pos; + struct bversion version; + + /* For BCH_WRITE_DATA_ENCODED: */ + struct bch_extent_crc_unpacked crc; + + struct write_point_specifier write_point; + + struct write_point *wp; + struct list_head wp_list; + + struct disk_reservation res; + + struct open_buckets open_buckets; + + u64 new_i_size; + s64 i_sectors_delta; + + struct bch_devs_mask failed; + + struct keylist insert_keys; + u64 inline_keys[BKEY_EXTENT_U64s_MAX * 2]; + + /* + * Bitmask of devices that have had nocow writes issued to them since + * last flush: + */ + struct bch_devs_mask *devs_need_flush; + + /* Must be last: */ + struct bch_write_bio wbio; +}; + +#endif /* _BCACHEFS_IO_WRITE_TYPES_H */ |