Re: [v2 5/5] mm: teach platforms not to zero struct pages memory

2017-04-06 Thread Aneesh Kumar K.V
Heiko Carstens writes: > On Fri, Mar 24, 2017 at 03:19:52PM -0400, Pavel Tatashin wrote: >> If we are using deferred struct page initialization feature, most of >> "struct page"es are getting initialized after other CPUs are started, and >> hence we are benefiting from doing this job in parallel.

Re: [v2 5/5] mm: teach platforms not to zero struct pages memory

2017-03-26 Thread Heiko Carstens
On Fri, Mar 24, 2017 at 03:19:52PM -0400, Pavel Tatashin wrote: > If we are using deferred struct page initialization feature, most of > "struct page"es are getting initialized after other CPUs are started, and > hence we are benefiting from doing this job in parallel. However, we are > still zeroi

[v2 5/5] mm: teach platforms not to zero struct pages memory

2017-03-24 Thread Pavel Tatashin
If we are using deferred struct page initialization feature, most of "struct page"es are getting initialized after other CPUs are started, and hence we are benefiting from doing this job in parallel. However, we are still zeroing all the memory that is allocated for "struct pages" using the boot CP