On Fri, 13 Apr 2012, 'Asias He wrote: > From: Asias He <[email protected]> > > Previously, we use mmaped host root partition as guest's root > filesystem. As virtio-9p based root filesystem is supported, > mmaped host root partition approach is not used anymore. > > It is useful to use raw block device as guest's disk backend for some > user. e.g. bypass host's fs layer. > > This patch makes raw block device work as disk image, user can do > read/write on raw block device, by using DISK_IMAGE_REGULAR instead of > DISK_IMAGE_MMAP for block device > > Changes in v3: > - Add fclose. > > Changes in v2: > - Check whether the block device is mounted before use it. > > Signed-off-by: Asias He <[email protected]>
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