commit | e6eb5fe9123f05dcbf339ae5c0b6d32fcc0685d5 | [log] [tgz] |
---|---|---|
author | Helge Deller <deller@gmx.de> | Tue May 07 20:19:05 2019 +0200 |
committer | Helge Deller <deller@gmx.de> | Fri May 10 21:00:24 2019 +0200 |
tree | af8322072981c930ac0ac33e62ee5b6d0732fc95 | |
parent | 62217beb394e654bbd2bb87c533dadd2d8bf62c6 [diff] |
parisc: Drop LDCW barrier in CAS code when running UP When running an SMP kernel on a single-CPU machine, we can speed up the CAS code by replacing the LDCW sync barrier with NOP. Signed-off-by: Helge Deller <deller@gmx.de>