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authorThomas Huth <thuth@redhat.com>2022-07-04 13:18:53 +0200
committerThomas Huth <thuth@redhat.com>2022-07-06 18:33:36 +0200
commit1f2c2ee48e87ea743f8e23cc7569dd26c4cf9623 (patch)
tree9eb26ea591698f027d2b0768c055cc9c49b90f44
parent2ba3cc47672a67a09ef64c5af2eca07fbf4cd21f (diff)
pc-bios/s390-ccw/virtio: Introduce a macro for the DASD block size
Use VIRTIO_DASD_DEFAULT_BLOCK_SIZE instead of the magic value 4096. Message-Id: <20220704111903.62400-3-thuth@redhat.com> Reviewed-by: Eric Farman <farman@linux.ibm.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
-rw-r--r--pc-bios/s390-ccw/virtio-blkdev.c2
-rw-r--r--pc-bios/s390-ccw/virtio.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/pc-bios/s390-ccw/virtio-blkdev.c b/pc-bios/s390-ccw/virtio-blkdev.c
index 7d35050292..6483307630 100644
--- a/pc-bios/s390-ccw/virtio-blkdev.c
+++ b/pc-bios/s390-ccw/virtio-blkdev.c
@@ -155,7 +155,7 @@ void virtio_assume_eckd(void)
vdev->config.blk.physical_block_exp = 0;
switch (vdev->senseid.cu_model) {
case VIRTIO_ID_BLOCK:
- vdev->config.blk.blk_size = 4096;
+ vdev->config.blk.blk_size = VIRTIO_DASD_DEFAULT_BLOCK_SIZE;
break;
case VIRTIO_ID_SCSI:
vdev->config.blk.blk_size = vdev->scsi_block_size;
diff --git a/pc-bios/s390-ccw/virtio.h b/pc-bios/s390-ccw/virtio.h
index 19fceb6495..9e410bde6f 100644
--- a/pc-bios/s390-ccw/virtio.h
+++ b/pc-bios/s390-ccw/virtio.h
@@ -198,6 +198,7 @@ extern int virtio_read_many(ulong sector, void *load_addr, int sec_num);
#define VIRTIO_SECTOR_SIZE 512
#define VIRTIO_ISO_BLOCK_SIZE 2048
#define VIRTIO_SCSI_BLOCK_SIZE 512
+#define VIRTIO_DASD_DEFAULT_BLOCK_SIZE 4096
static inline ulong virtio_sector_adjust(ulong sector)
{