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-rw-r--r--block/blk-lib.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 9b5b561cb928..97a733cf3d5f 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -108,17 +108,25 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
req_sects = end_sect - sector;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
- bio->bi_size = req_sects << 9;
+ bio->bi_iter.bi_size = req_sects << 9;
nr_sects -= req_sects;
sector = end_sect;
atomic_inc(&bb.done);
submit_bio(type, bio);
+
+ /*
+ * We can loop for a long time in here, if someone does
+ * full device discards (like mkfs). Be nice and allow
+ * us to schedule out to avoid softlocking if preempt
+ * is disabled.
+ */
+ cond_resched();
}
blk_finish_plug(&plug);
@@ -174,7 +182,7 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
@@ -184,11 +192,11 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);
if (nr_sects > max_write_same_sectors) {
- bio->bi_size = max_write_same_sectors << 9;
+ bio->bi_iter.bi_size = max_write_same_sectors << 9;
nr_sects -= max_write_same_sectors;
sector += max_write_same_sectors;
} else {
- bio->bi_size = nr_sects << 9;
+ bio->bi_iter.bi_size = nr_sects << 9;
nr_sects = 0;
}
@@ -240,7 +248,7 @@ int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_end_io = bio_batch_end_io;
bio->bi_private = &bb;