Messages in this thread | | | Date | Wed, 15 Jun 2016 15:21:13 -0400 | From | Waiman Long <> | Subject | Re: [RFC PATCH-tip v2 4/6] locking/rwsem: move down rwsem_down_read_failed function |
| |
On 06/15/2016 01:40 PM, Peter Zijlstra wrote: > On Tue, Jun 14, 2016 at 06:48:07PM -0400, Waiman Long wrote: >> Move the rwsem_down_read_failed() function down to below the optimistic >> spinning section before enabling optimistic spinning for the readers. > newline > >> There is no change in code. > Changelog fails to explain the why part.
Thanks for pointing this out. I will update the changelog to mention that the movement is needed because it is going to call rwsem_optimistic_spin() in later patch.
Cheers, Longman
| |