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Re: [Xen-devel] [PATCH v2 3/3] hvc_xen: make early_printk work with HVM guests

On 02/25/2016 07:10 AM, Stefano Stabellini wrote:
Refactor the existing code in xen_raw_console_write to get the generic
early_printk console work with HVM guests.

Take the opportunity to replace the outb loop with a single outsb call
to reduce the number of vmexit.

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>

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