@@ -72,7 +72,6 @@ void blk_error_action(BlockBackend *blk, BlockErrorAction action,
void blk_iostatus_set_err(BlockBackend *blk, int error);
int blk_get_max_iov(BlockBackend *blk);
int blk_get_max_hw_iov(BlockBackend *blk);
-void blk_set_guest_block_size(BlockBackend *blk, int align);
void blk_io_plug(BlockBackend *blk);
void blk_io_unplug(BlockBackend *blk);
@@ -56,9 +56,6 @@ struct BlockBackend {
const BlockDevOps *dev_ops;
void *dev_opaque;
- /* the block size for which the guest device expects atomicity */
- int guest_block_size;
-
/* If the BDS tree is removed, some of its options are stored here (which
* can be used to restore those options in the new BDS on insert) */
BlockBackendRootState root_state;
@@ -998,7 +995,6 @@ void blk_detach_dev(BlockBackend *blk, DeviceState *dev)
blk->dev = NULL;
blk->dev_ops = NULL;
blk->dev_opaque = NULL;
- blk->guest_block_size = 512;
blk_set_perm(blk, 0, BLK_PERM_ALL, &error_abort);
blk_unref(blk);
}
@@ -2100,12 +2096,6 @@ int blk_get_max_iov(BlockBackend *blk)
return blk->root->bs->bl.max_iov;
}
-void blk_set_guest_block_size(BlockBackend *blk, int align)
-{
- IO_CODE();
- blk->guest_block_size = align;
-}
-
void *blk_try_blockalign(BlockBackend *blk, size_t size)
{
IO_CODE();
@@ -495,7 +495,6 @@ static int vu_blk_exp_create(BlockExport *exp, BlockExportOptions *opts,
return -EINVAL;
}
vexp->blk_size = logical_block_size;
- blk_set_guest_block_size(exp->blk, logical_block_size);
if (vu_opts->has_num_queues) {
num_queues = vu_opts->num_queues;
@@ -1228,7 +1228,6 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp)
s->change = qemu_add_vm_change_state_handler(virtio_blk_dma_restart_cb, s);
blk_set_dev_ops(s->blk, &virtio_block_ops, s);
- blk_set_guest_block_size(s->blk, s->conf.conf.logical_block_size);
blk_iostatus_enable(s->blk);
@@ -243,7 +243,6 @@ static void xen_block_realize(XenDevice *xendev, Error **errp)
}
blk_set_dev_ops(blk, &xen_block_dev_ops, blockdev);
- blk_set_guest_block_size(blk, conf->logical_block_size);
if (conf->discard_granularity == -1) {
conf->discard_granularity = conf->physical_block_size;
@@ -2548,7 +2548,6 @@ int ide_init_drive(IDEState *s, BlockBackend *blk, IDEDriveKind kind,
s->smart_selftest_count = 0;
if (kind == IDE_CD) {
blk_set_dev_ops(blk, &ide_cd_block_ops, s);
- blk_set_guest_block_size(blk, 2048);
} else {
if (!blk_is_inserted(s->blk)) {
error_setg(errp, "Device needs media, but drive is empty");
@@ -2419,7 +2419,6 @@ static void scsi_realize(SCSIDevice *dev, Error **errp)
} else {
blk_set_dev_ops(s->qdev.conf.blk, &scsi_disk_block_ops, s);
}
- blk_set_guest_block_size(s->qdev.conf.blk, s->qdev.blocksize);
blk_iostatus_enable(s->qdev.conf.blk);
@@ -321,7 +321,6 @@ static void scsi_read_complete(void * opaque, int ret)
s->blocksize = ldl_be_p(&r->buf[8]);
s->max_lba = ldq_be_p(&r->buf[0]);
}
- blk_set_guest_block_size(s->conf.blk, s->blocksize);
/*
* Patch MODE SENSE device specific parameters if the BDS is opened