lkml.org 
[lkml]   [2017]   [Apr]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 0/5] v2: block subsystem refcounter conversions
From
Date
On 04/21/2017 09:22 AM, Peter Zijlstra wrote:
> On Fri, Apr 21, 2017 at 08:03:13AM -0600, Jens Axboe wrote:
>> You have it so easy - the code is completely standalone, building a
>> small test framework around it and measuring performance in _user space_
>> is trivial.
>
> Something like this you mean:
>
> https://lkml.kernel.org/r/20170322165144.dtidvvbxey7w5pbd@hirez.programming.kicks-ass.net

Yes, exactly. But it'd be great to see better coverage of the API, and
various cases of X threads running operations on the same refcount,
so we get a full view of that side too. The above looks like just
counting cycles for a single op of foo_inc().

--
Jens Axboe

\
 
 \ /
  Last update: 2017-04-21 19:02    [W:0.052 / U:0.544 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site