diff options
Diffstat (limited to 'fs/btrfs/extent_io.h')
| -rw-r--r-- | fs/btrfs/extent_io.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h index 227215a5722c..62027f551b44 100644 --- a/fs/btrfs/extent_io.h +++ b/fs/btrfs/extent_io.h @@ -39,7 +39,7 @@ enum { /* Page starts writeback, clear dirty bit and set writeback bit */ #define PAGE_START_WRITEBACK (1 << 1) #define PAGE_END_WRITEBACK (1 << 2) -#define PAGE_SET_PRIVATE2 (1 << 3) +#define PAGE_SET_ORDERED (1 << 3) #define PAGE_SET_ERROR (1 << 4) #define PAGE_LOCK (1 << 5) @@ -102,6 +102,17 @@ struct extent_buffer { }; /* + * Structure to record info about the bio being assembled, and other info like + * how many bytes are there before stripe/ordered extent boundary. + */ +struct btrfs_bio_ctrl { + struct bio *bio; + unsigned long bio_flags; + u32 len_to_stripe_boundary; + u32 len_to_oe_boundary; +}; + +/* * Structure to record how many bytes and which ranges are set/cleared */ struct extent_changeset { @@ -169,7 +180,7 @@ int try_release_extent_buffer(struct page *page); int __must_check submit_one_bio(struct bio *bio, int mirror_num, unsigned long bio_flags); int btrfs_do_readpage(struct page *page, struct extent_map **em_cached, - struct bio **bio, unsigned long *bio_flags, + struct btrfs_bio_ctrl *bio_ctrl, unsigned int read_flags, u64 *prev_em_start); int extent_write_full_page(struct page *page, struct writeback_control *wbc); int extent_write_locked_range(struct inode *inode, u64 start, u64 end, @@ -281,7 +292,7 @@ int btrfs_repair_eb_io_failure(const struct extent_buffer *eb, int mirror_num); * When IO fails, either with EIO or csum verification fails, we * try other mirrors that might have a good copy of the data. This * io_failure_record is used to record state as we go through all the - * mirrors. If another mirror has good data, the page is set up to date + * mirrors. If another mirror has good data, the sector is set up to date * and things continue. If a good mirror can't be found, the original * bio end_io callback is called to indicate things have failed. */ @@ -293,15 +304,13 @@ struct io_failure_record { unsigned long bio_flags; int this_mirror; int failed_mirror; - int in_validation; }; - -blk_status_t btrfs_submit_read_repair(struct inode *inode, - struct bio *failed_bio, u32 bio_offset, - struct page *page, unsigned int pgoff, - u64 start, u64 end, int failed_mirror, - submit_bio_hook_t *submit_bio_hook); +int btrfs_repair_one_sector(struct inode *inode, + struct bio *failed_bio, u32 bio_offset, + struct page *page, unsigned int pgoff, + u64 start, int failed_mirror, + submit_bio_hook_t *submit_bio_hook); #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS bool find_lock_delalloc_range(struct inode *inode, |