Hi Roland, This patchset adds support for the following enhanced atomic operations: - Masked atomic compare and swap - Masked atomic fetch and add
These operations enable using a smaller amount of memory when using multiple locks by using portions of a 64 bit value in an atomic operation. Vladimir Sokolovsky(2): IB/core: Add support for enhanced atomic operations mlx4/IB: Add support for enhanced atomic operations drivers/infiniband/hw/mlx4/cq.c | 8 ++++++++ drivers/infiniband/hw/mlx4/main.c | 2 ++ drivers/infiniband/hw/mlx4/qp.c | 27 +++++++++++++++++++++++++++ include/linux/mlx4/device.h | 4 ++-- include/linux/mlx4/qp.h | 7 +++++++ include/rdma/ib_verbs.h | 9 ++++++++- 6 files changed, 54 insertions(+), 3 deletions(-) Regards, Vladimir -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
