Re: [PATCH v3 6/7] mm: make clear_huge_page cache clear only around the fault address
- From
- Andrea Arcangeli <hidden>
- Date
- 2012-08-16 18:34:30
- Also in
- linux-mips, linux-mm, linuxppc-dev, lkml, sparclinux
- Reply to
- Kirill A. Shutemov, 2012-08-16
On Thu, Aug 16, 2012 at 07:43:56PM +0300, Kirill A. Shutemov wrote:
Hm.. I think with static_key we can avoid cache overhead here. I'll try.
Could you elaborate on the static_key? Is it some sort of self
modifying code?
Thanks, for review. Could you take a look at huge zero page patchset? ;)
I've noticed that too, nice :). I'm checking some detail on the
wrprotect fault behavior but I'll comment there.