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    SubjectRe: [PATCHSET] block,scsi,libata: implement alt_size
    Tejun Heo wrote:
    > Hello,
    >
    > This patchset implements alt_size, which is a size hint to the users
    > of a block device. It's primarily to communicate the BIOS (HPA) size
    > on ATA devices to userland, so that dmraid can consider it when trying
    > to figure out BIOS raid layout. This is critical as dmraid can be
    > tricked into assemblying the wrong raid when fed with the unlocked
    > size and if the disk content is right (or, rather, wrong) and good
    > number of distros are shipping with ignore_hpa=1 as default.

    PING.

    --
    tejun


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