[PATCH RFC 2/2] powerpc/mm: Enable page parallel initialisation

Mel Gorman mgorman at techsingularity.net
Thu Mar 3 19:34:35 AEDT 2016


On Thu, Mar 03, 2016 at 03:01:41PM +0800, Li Zhang wrote:
> From: Li Zhang <zhlcindy at linux.vnet.ibm.com>
> 
> Parallel initialisation has been enabled for X86,
> boot time is improved greatly.
> On Power8, for small memory, it is improved greatly.
> Here is the result from my test on Power8 platform:
> 
> For 4GB memory: 57% is improved
> For 50GB memory: 22% is improve
> 
> Signed-off-by: Li Zhang <zhlcindy at linux.vnet.ibm.com>

Acked-by: Mel Gorman <mgorman at techsingularity.net>

-- 
Mel Gorman
SUSE Labs


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