Messages in this thread | | | Subject | Re: [PATCH 1/2] locking/rwsem: Add CONFIG_RWSEM_SPIN_ON_OWNER | From | Jason Low <> | Date | Fri, 06 Jun 2014 10:13:08 -0700 |
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On Fri, 2014-06-06 at 08:55 -0700, Davidlohr Bueso wrote: > Just like with mutexes (CONFIG_MUTEX_SPIN_ON_OWNER), > encapsulate the dependencies for rwsem optimistic spinning. > No logical changes here as it continues to depend on both > SMP and the XADD algorithm variant. > > Signed-off-by: Davidlohr Bueso <davidlohr@hp.com> > --- > include/linux/rwsem.h | 4 ++-- > kernel/Kconfig.locks | 4 ++++ > kernel/locking/rwsem.c | 2 +- > 3 files changed, 7 insertions(+), 3 deletions(-)
Do we also want to add an #ifdef CONFIG_RWSEM_SPIN_ON_OWNER in __init_rwsem() and in the optimistic spinning functions for rwsem-xadd?
Besides that:
Acked-by: Jason Low <jason.low2@hp.com>
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