Re: [RFC v2 PATCH 0/8] mm: mirrored memory support for page buddy allocations

[Xishi Qiu]

On 2015/6/29 23:19, Dave Hansen wrote:

> On 06/26/2015 07:19 PM, Xishi Qiu wrote:
>>  drivers/base/node.c      |  17 ++++---
>>  fs/proc/meminfo.c        |   6 +++
>>  include/linux/memblock.h |  29 ++++++++++--
>>  include/linux/mmzone.h   |  10 ++++
>>  include/linux/vmstat.h   |   2 +
>>  mm/Kconfig               |   8 ++++
>>  mm/memblock.c            |  33 +++++++++++--
>>  mm/nobootmem.c           |   3 ++
>>  mm/page_alloc.c          | 117 ++++++++++++++++++++++++++++++++++++-----------
>>  mm/vmstat.c              |   4 ++
>>  10 files changed, 190 insertions(+), 39 deletions(-)
> 
> Has there been any performance analysis done on this code?  I'm always
> nervous when I see page_alloc.c churn.
> 

Not yet, which benchmark do you suggest?

Thanks,
Xishi Qiu

> 
> 
> .
> 



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