[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] bug when using 4K sectors?
> > > I would kind of expect it to work, as CD-ROMs have a larger sector > > size (2kB > > IIRC) and we support those... > > For data blocks they are 2K, as are some magneto-opticals. > > The more complicated case is modern hard disks, while you can access them > on 512 byte boundaries they are actually using bigger block sizes but the > large > blocks are not neccessarily on the 0 boundary in order to get optimal > alignment for existing file systems and partitioning. > > So knowing the block size isn't the whole story. > Are you saying that Xen and/or Linux needs to worry about a user setting up a poorly aligned filesystem to pass to a VM? Seems simpler just to set things up right in the first place. Or did you mean something else? James _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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