[PATCH 1/1] mm: move FAULT_AROUND_ORDER to arch/
maddy at linux.vnet.ibm.com
Wed Apr 2 15:45:42 EST 2014
On Tuesday 25 March 2014 11:20 PM, Dave Hansen wrote:
> On 03/25/2014 10:36 AM, Kirill A. Shutemov wrote:
>>>> + * Fault around order is a control knob to decide the fault around pages.
>>>> + * Default value is set to 0UL (disabled), but the arch can override it as
>>>> + * desired.
>>>> + */
>>>> +#ifndef FAULT_AROUND_ORDER
>>>> +#define FAULT_AROUND_ORDER 0UL
>> FAULT_AROUND_ORDER == 0 case should be handled separately in
>> do_read_fault(): no reason to go to do_fault_around() if we are going to
>> fault in only one page.
> Isn't this the kind of thing we want to do in Kconfig?
I am still investigating this option since this looks better. But it is
taking time, my bad. I will get back on this.
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