On Tue, Nov 5, 2013 at 9:42 AM, Tim Chen <tim.c.chen@xxxxxxxxxxxxxxx> wrote: > In this patch series, we separated out the MCS lock code which was > previously embedded in the mutex.c. This allows for easier reuse of > MCS lock in other places like rwsem and qrwlock. We also did some micro > optimizations and barrier cleanup. > > This patches were previously part of the rwsem optimization patch series > but now we spearate them out. > > Tim Chen > > v2: > 1. change export mcs_spin_lock as a GPL export symbol > 2. corrected mcs_spin_lock to references > > Jason Low (2): > MCS Lock: optimizations and extra comments > MCS Lock: Barrier corrections > > Tim Chen (1): > MCS Lock: Restructure the MCS lock defines and locking code into its > own file > > Waiman Long (1): > MCS Lock: Make mcs_spinlock.h includable in other files > > include/linux/mcs_spinlock.h | 99 ++++++++++++++++++++++++++++++++++++++++++ > include/linux/mutex.h | 5 +- > kernel/Makefile | 6 +- > kernel/mcs_spinlock.c | 21 +++++++++ > kernel/mutex.c | 60 +++---------------------- > 5 files changed, 133 insertions(+), 58 deletions(-) > create mode 100644 include/linux/mcs_spinlock.h > create mode 100644 kernel/mcs_spinlock.c What base kernel does this apply over ? -- Michel "Walken" Lespinasse A program is never fully debugged until the last user dies. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>