diff options
Diffstat (limited to 'migration/block.c')
| -rw-r--r-- | migration/block.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/migration/block.c b/migration/block.c index 16cc1f8609..30af182f24 100644 --- a/migration/block.c +++ b/migration/block.c @@ -827,8 +827,7 @@ static int block_load(QEMUFile *f, void *opaque, int version_id) int len, flags; char device_name[256]; int64_t addr; - BlockDriverState *bs, *bs_prev = NULL; - BlockBackend *blk; + BlockBackend *blk, *blk_prev = NULL;; Error *local_err = NULL; uint8_t *buf; int64_t total_sectors = 0; @@ -853,23 +852,17 @@ static int block_load(QEMUFile *f, void *opaque, int version_id) device_name); return -EINVAL; } - bs = blk_bs(blk); - if (!bs) { - fprintf(stderr, "Block device %s has no medium\n", - device_name); - return -EINVAL; - } - if (bs != bs_prev) { - bs_prev = bs; - total_sectors = bdrv_nb_sectors(bs); + if (blk != blk_prev) { + blk_prev = blk; + total_sectors = blk_nb_sectors(blk); if (total_sectors <= 0) { error_report("Error getting length of block device %s", device_name); return -EINVAL; } - bdrv_invalidate_cache(bs, &local_err); + blk_invalidate_cache(blk, &local_err); if (local_err) { error_report_err(local_err); return -EINVAL; @@ -883,13 +876,14 @@ static int block_load(QEMUFile *f, void *opaque, int version_id) } if (flags & BLK_MIG_FLAG_ZERO_BLOCK) { - ret = bdrv_pwrite_zeroes(bs, addr << BDRV_SECTOR_BITS, - nr_sectors << BDRV_SECTOR_BITS, - BDRV_REQ_MAY_UNMAP); + ret = blk_pwrite_zeroes(blk, addr * BDRV_SECTOR_SIZE, + nr_sectors * BDRV_SECTOR_SIZE, + BDRV_REQ_MAY_UNMAP); } else { buf = g_malloc(BLOCK_SIZE); qemu_get_buffer(f, buf, BLOCK_SIZE); - ret = bdrv_write(bs, addr, buf, nr_sectors); + ret = blk_pwrite(blk, addr * BDRV_SECTOR_SIZE, buf, + nr_sectors * BDRV_SECTOR_SIZE, 0); g_free(buf); } |