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

2016-02-25 Thread Boris Ostrovsky
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

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

2016-02-25 Thread Boris Ostrovsky
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

[PATCH v2 3/3] hvc_xen: make early_printk work with HVM guests

2016-02-25 Thread Stefano Stabellini
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 ---

[PATCH v2 3/3] hvc_xen: make early_printk work with HVM guests

2016-02-25 Thread Stefano Stabellini
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 --- drivers/tty/hvc/hvc_xen.c | 27