#include "dev-replace.h"
#include "rcu-string.h"
#include "zoned.h"
+#include "file-item.h"
static struct bio_set btrfs_bioset;
BUG();
}
- /* Save the iter for the end_io handler for data reads. */
- if (bio_op(bio) == REQ_OP_READ && !(bio->bi_opf & REQ_META))
+ /*
+ * Save the iter for the end_io handler and preload the checksums for
+ * data reads.
+ */
+ if (bio_op(bio) == REQ_OP_READ && !(bio->bi_opf & REQ_META)) {
bbio->iter = bio->bi_iter;
+ ret = btrfs_lookup_bio_sums(bbio);
+ if (ret)
+ goto fail;
+ }
if (!bioc) {
/* Single mirror read/write fast path */
*/
btrfs_bio(comp_bio)->file_offset = file_offset;
- ret = btrfs_lookup_bio_sums(btrfs_bio(comp_bio));
- if (ret) {
- btrfs_bio_end_io(btrfs_bio(comp_bio), ret);
- break;
- }
-
ASSERT(comp_bio->bi_iter.bi_size);
btrfs_submit_bio(fs_info, comp_bio, mirror_num);
comp_bio = NULL;
int mirror_num, enum btrfs_compression_type compress_type)
{
struct btrfs_fs_info *fs_info = inode->root->fs_info;
- blk_status_t ret;
if (compress_type != BTRFS_COMPRESS_NONE) {
/*
return;
}
- /*
- * Lookup bio sums does extra checks around whether we need to csum or
- * not, which is why we ignore skip_sum here.
- */
- ret = btrfs_lookup_bio_sums(btrfs_bio(bio));
- if (ret) {
- btrfs_bio_end_io(btrfs_bio(bio), ret);
- return;
- }
-
btrfs_submit_bio(fs_info, bio, mirror_num);
}
btrfs_bio_end_io(btrfs_bio(bio), ret);
return;
}
- } else {
- ret = btrfs_lookup_bio_sums(btrfs_bio(bio));
- if (ret) {
- btrfs_bio_end_io(btrfs_bio(bio), ret);
- return;
- }
}
map:
btrfs_submit_bio(fs_info, bio, 0);
{
struct btrfs_encoded_read_private *priv = btrfs_bio(bio)->private;
struct btrfs_fs_info *fs_info = inode->root->fs_info;
- blk_status_t ret;
-
- if (!priv->skip_csum) {
- ret = btrfs_lookup_bio_sums(btrfs_bio(bio));
- if (ret)
- return ret;
- }
atomic_inc(&priv->pending);
btrfs_submit_bio(fs_info, bio, mirror_num);