On Sun, 2014-05-25 at 17:47 +0300, Amir Vadai wrote: > From: Yuval Atias <yuv...@mellanox.com> > > The “affinity hint” mechanism is used by the user space > daemon, irqbalancer, to indicate a preferred CPU mask for irqs. > Irqbalancer can use this hint to balance the irqs between the > cpus indicated by the mask. > > We wish the HCA to preferentially map the IRQs it uses to numa cores > close to it. To accomplish this, we use cpumask_set_cpu_local_first(), that > sets the affinity hint according the following policy: > First it maps IRQs to “close” numa cores. If these are exhausted, the > remaining IRQs are mapped to “far” numa cores. > > Signed-off-by: Yuval Atias <yuv...@mellanox.com> > Signed-off-by: Amir Vadai <am...@mellanox.com> > ---
CC [M] drivers/net/ethernet/mellanox/mlx4/en_netdev.o drivers/net/ethernet/mellanox/mlx4/en_netdev.c: In function ‘mlx4_en_init_affinity_hint’: drivers/net/ethernet/mellanox/mlx4/en_netdev.c:1546:23: error: incompatible types when assigning to type ‘cpumask_var_t’ from type ‘void *’ drivers/net/ethernet/mellanox/mlx4/en_netdev.c: In function ‘mlx4_en_free_affinity_hint’: drivers/net/ethernet/mellanox/mlx4/en_netdev.c:1553:41: error: incompatible types when assigning to type ‘cpumask_var_t’ from type ‘void *’ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
