diff options
Diffstat (limited to 'block/blk-barrier.c')
-rw-r--r-- | block/blk-barrier.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/block/blk-barrier.c b/block/blk-barrier.c index 6901eedeffce..55c5f1fc4f1f 100644 --- a/block/blk-barrier.c +++ b/block/blk-barrier.c | |||
@@ -259,8 +259,11 @@ int blk_do_ordered(struct request_queue *q, struct request **rqp) | |||
259 | 259 | ||
260 | static void bio_end_empty_barrier(struct bio *bio, int err) | 260 | static void bio_end_empty_barrier(struct bio *bio, int err) |
261 | { | 261 | { |
262 | if (err) | 262 | if (err) { |
263 | if (err == -EOPNOTSUPP) | ||
264 | set_bit(BIO_EOPNOTSUPP, &bio->bi_flags); | ||
263 | clear_bit(BIO_UPTODATE, &bio->bi_flags); | 265 | clear_bit(BIO_UPTODATE, &bio->bi_flags); |
266 | } | ||
264 | 267 | ||
265 | complete(bio->bi_private); | 268 | complete(bio->bi_private); |
266 | } | 269 | } |
@@ -309,7 +312,9 @@ int blkdev_issue_flush(struct block_device *bdev, sector_t *error_sector) | |||
309 | *error_sector = bio->bi_sector; | 312 | *error_sector = bio->bi_sector; |
310 | 313 | ||
311 | ret = 0; | 314 | ret = 0; |
312 | if (!bio_flagged(bio, BIO_UPTODATE)) | 315 | if (bio_flagged(bio, BIO_EOPNOTSUPP)) |
316 | ret = -EOPNOTSUPP; | ||
317 | else if (!bio_flagged(bio, BIO_UPTODATE)) | ||
313 | ret = -EIO; | 318 | ret = -EIO; |
314 | 319 | ||
315 | bio_put(bio); | 320 | bio_put(bio); |