XenConverter VHD images are another VHD image where current_size is different from the CHS values in the the format header. Use current_size as the default, by looking at the creator_app signature field.
Signed-off-by: Jeff Cody <jc...@redhat.com> --- block/vpc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/block/vpc.c b/block/vpc.c index 8b8b9a7..6ad8406 100644 --- a/block/vpc.c +++ b/block/vpc.c @@ -299,6 +299,7 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, * 'win ' : current_size Hyper-V * 'd2v ' : current_size Disk2vhd * 'tap\0' : current_size XenServer + * 'CTXS' : current_size XenConverter * * The user can override the table values via drive options, however * even with an override we will still use current_size for images @@ -307,6 +308,7 @@ static int vpc_open(BlockDriverState *bs, QDict *options, int flags, use_chs = (!!strncmp(footer->creator_app, "win ", 4) && !!strncmp(footer->creator_app, "qem2", 4) && !!strncmp(footer->creator_app, "d2v ", 4) && + !!strncmp(footer->creator_app, "CTXS", 4) && !!memcmp(footer->creator_app, "tap", 4)) || s->force_use_chs; if (!use_chs || bs->total_sectors == VHD_MAX_GEOMETRY || s->force_use_sz) { -- 1.9.3