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Subject: Re: [virtio-comment] [PATCH 3/5] virtio-blk spec: document topology fields
Paolo Bonzini <pbonzini@redhat.com> writes: > This completes the changes from yesterday. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> This one looks like this: commit c1bf046a7b9750d2ce555e2e4e91f67c9c6b7d87 Author: Rusty Russell <rusty@au1.ibm.com> Date: Wed Aug 21 15:43:24 2013 +0930 2.5.2.3: document topology fields From: Paolo Bonzini <pbonzini@redhat.com> This completes the changes from yesterday. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> See:https://lists.oasis-open.org/archives/virtio-comment/201308/msg00030.html Signed-off-by: Rusty Russell <rusty@au1.ibm.com> diff --git a/virtio-v1.0-wd01-part1-specification.txt b/virtio-v1.0-wd01-part1-specification.txt index 495dd98..2cf0645 100644 --- a/virtio-v1.0-wd01-part1-specification.txt +++ b/virtio-v1.0-wd01-part1-specification.txt @@ -1565,9 +1565,13 @@ device except where noted. } geometry; le32 blk_size; struct virtio_blk_topology { + // # of logical blocks per physical block (log2) u8 physical_block_exp; + // offset of first aligned logical block u8 alignment_offset; + // suggested minimum I/O size in blocks u16 min_io_size; + // optimal (suggested maximum) I/O size in blocks u32 opt_io_size; } topology; u8 writeback;
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