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virtio_blk: comment fix
update virtio blk header from latest linux, include comment fixups. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Message-id: 1428854036-12806-1-git-send-email-mst@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -58,7 +58,7 @@ struct virtio_blk_config {
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uint32_t size_max;
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/* The maximum number of segments (if VIRTIO_BLK_F_SEG_MAX) */
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uint32_t seg_max;
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/* geometry the device (if VIRTIO_BLK_F_GEOMETRY) */
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/* geometry of the device (if VIRTIO_BLK_F_GEOMETRY) */
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struct virtio_blk_geometry {
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uint16_t cylinders;
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uint8_t heads;
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@ -117,7 +117,11 @@ struct virtio_blk_config {
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#define VIRTIO_BLK_T_BARRIER 0x80000000
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#endif /* !VIRTIO_BLK_NO_LEGACY */
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/* This is the first element of the read scatter-gather list. */
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/*
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* This comes first in the read scatter-gather list.
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* For legacy virtio, if VIRTIO_F_ANY_LAYOUT is not negotiated,
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* this is the first element of the read scatter-gather list.
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*/
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struct virtio_blk_outhdr {
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/* VIRTIO_BLK_T* */
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__virtio32 type;
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