From e4c52c98e04937ea87b0979a81354d0040d284f9 Mon Sep 17 00:00:00 2001 From: Andy Grover Date: Fri, 23 Apr 2010 10:49:53 -0700 Subject: RDS/IB: add _to_node() macros for numa and use {k,v}malloc_node() Allocate send/recv rings in memory that is node-local to the HCA. This significantly helps performance. Signed-off-by: Andy Grover --- net/rds/ib.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'net/rds/ib.h') diff --git a/net/rds/ib.h b/net/rds/ib.h index c506604325d5..4bc3e2fba25a 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -3,6 +3,8 @@ #include #include +#include +#include #include "rds.h" #include "rdma_transport.h" @@ -167,6 +169,10 @@ struct rds_ib_device { spinlock_t spinlock; /* protect the above */ }; +#define pcidev_to_node(pcidev) pcibus_to_node(pcidev->bus) +#define ibdev_to_node(ibdev) pcidev_to_node(to_pci_dev(ibdev->dma_device)) +#define rdsibdev_to_node(rdsibdev) ibdev_to_node(rdsibdev->dev) + /* bits for i_ack_flags */ #define IB_ACK_IN_FLIGHT 0 #define IB_ACK_REQUESTED 1 -- cgit v1.2.3-58-ga151