Re: [PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-09 Thread Arun KS
On 2018-11-08 15:44, Michal Hocko wrote: On Thu 08-11-18 15:33:06, Arun KS wrote: On 2018-11-08 14:04, Michal Hocko wrote: > On Thu 08-11-18 13:53:18, Arun KS wrote: > > Now totalram_pages and managed_pages are atomic varibles. No need > > of managed_page_count spinlock. > > As explained earlier

Re: [PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-08 Thread Arun KS
On 2018-11-08 15:44, Michal Hocko wrote: On Thu 08-11-18 15:33:06, Arun KS wrote: On 2018-11-08 14:04, Michal Hocko wrote: > On Thu 08-11-18 13:53:18, Arun KS wrote: > > Now totalram_pages and managed_pages are atomic varibles. No need > > of managed_page_count spinlock. > > As explained earlier

Re: [PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-08 Thread Michal Hocko
On Thu 08-11-18 15:33:06, Arun KS wrote: > On 2018-11-08 14:04, Michal Hocko wrote: > > On Thu 08-11-18 13:53:18, Arun KS wrote: > > > Now totalram_pages and managed_pages are atomic varibles. No need > > > of managed_page_count spinlock. > > > > As explained earlier. Please add a motivation here.

Re: [PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-08 Thread Arun KS
On 2018-11-08 14:04, Michal Hocko wrote: On Thu 08-11-18 13:53:18, Arun KS wrote: Now totalram_pages and managed_pages are atomic varibles. No need of managed_page_count spinlock. As explained earlier. Please add a motivation here. Feel free to reuse wording from http://lkml.kernel.org/r/2018

Re: [PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-08 Thread Michal Hocko
On Thu 08-11-18 13:53:18, Arun KS wrote: > Now totalram_pages and managed_pages are atomic varibles. No need > of managed_page_count spinlock. As explained earlier. Please add a motivation here. Feel free to reuse wording from http://lkml.kernel.org/r/20181107103630.gf2...@dhcp22.suse.cz > > Sig

[PATCH v3 4/4] mm: Remove managed_page_count spinlock

2018-11-08 Thread Arun KS
Now totalram_pages and managed_pages are atomic varibles. No need of managed_page_count spinlock. Signed-off-by: Arun KS Reviewed-by: Konstantin Khlebnikov Acked-by: Michal Hocko Acked-by: Vlastimil Babka --- include/linux/mmzone.h | 6 -- mm/page_alloc.c| 5 - 2 files changed