Messages in this thread | | | Subject | Re: [PATCH 1/7] genalloc: track beginning of allocations | From | Igor Stoppa <> | Date | Wed, 7 Mar 2018 12:51:46 +0200 |
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On 06/03/18 18:05, Igor Stoppa wrote: > On 06/03/2018 16:10, Matthew Wilcox wrote:
[...]
>> This seems unnecessarily complicated. > > TBH it seemed to me a natural extension of the existing encoding :-)
BTW, to provide some background, this is where it begun:
http://www.openwall.com/lists/kernel-hardening/2017/08/18/4
Probably that comment about "keeping existing behavior and managing two bitmaps locklessly" is what made me think of growing the 1-bit-per-unit into a 1-word-per-unit.
-- igor
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