Re: [PATCH] z3fold: make pages_nr atomic

2016-11-25 Thread Dan Streetman
On Fri, Nov 4, 2016 at 3:27 AM, Vitaly Wool wrote: > On Thu, Nov 3, 2016 at 11:17 PM, Andrew Morton > wrote: >> On Thu, 3 Nov 2016 22:24:07 +0100 Vitaly Wool wrote: >> >>> On Thu, Nov 3, 2016 at 10:14 PM, Andrew Morton >>> wrote: >>> > On Thu, 3 Nov 2016 22:00:58 +0100 Vitaly Wool >>> > wrote

Re: [PATCH] z3fold: make pages_nr atomic

2016-11-04 Thread Vitaly Wool
On Thu, Nov 3, 2016 at 11:17 PM, Andrew Morton wrote: > On Thu, 3 Nov 2016 22:24:07 +0100 Vitaly Wool wrote: > >> On Thu, Nov 3, 2016 at 10:14 PM, Andrew Morton >> wrote: >> > On Thu, 3 Nov 2016 22:00:58 +0100 Vitaly Wool wrote: >> > >> >> This patch converts pages_nr per-pool counter to atomic

Re: [PATCH] z3fold: make pages_nr atomic

2016-11-03 Thread Andrew Morton
On Thu, 3 Nov 2016 22:24:07 +0100 Vitaly Wool wrote: > On Thu, Nov 3, 2016 at 10:14 PM, Andrew Morton > wrote: > > On Thu, 3 Nov 2016 22:00:58 +0100 Vitaly Wool wrote: > > > >> This patch converts pages_nr per-pool counter to atomic64_t. > > > > Which is slower. > > > > Presumably there is a re

Re: [PATCH] z3fold: make pages_nr atomic

2016-11-03 Thread Vitaly Wool
On Thu, Nov 3, 2016 at 10:14 PM, Andrew Morton wrote: > On Thu, 3 Nov 2016 22:00:58 +0100 Vitaly Wool wrote: > >> This patch converts pages_nr per-pool counter to atomic64_t. > > Which is slower. > > Presumably there is a reason for making this change. This reason > should be described in the ch

Re: [PATCH] z3fold: make pages_nr atomic

2016-11-03 Thread Andrew Morton
On Thu, 3 Nov 2016 22:00:58 +0100 Vitaly Wool wrote: > This patch converts pages_nr per-pool counter to atomic64_t. Which is slower. Presumably there is a reason for making this change. This reason should be described in the changelog.

[PATCH] z3fold: make pages_nr atomic

2016-11-03 Thread Vitaly Wool
This patch converts pages_nr per-pool counter to atomic64_t. Signed-off-by: Vitaly Wool --- mm/z3fold.c | 26 +++--- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/mm/z3fold.c b/mm/z3fold.c index 8f9e89c..4d02280 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@