mlx4_core: Allow log_mtts_per_seg up to 7

As there are now machines with a lot more physical memory, we need to
be able to register more memory. This patch lifts the upper limit of
log_mtts_per_seg from 5 to 7, increasing the amount of memory that can
be registered.

Signed-off-by: Eli Cohen <eli@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 5102ab1ac561dbaece380465a9806d886d29f651..4f6a8597042a50476dd5dc82996e5ec88e52fe32 100644 (file)
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -103,7 +103,7 @@ MODULE_PARM_DESC(use_prio, "Enable steering by VLAN priority on ETH ports "
 
 static int log_mtts_per_seg = ilog2(MLX4_MTT_ENTRY_PER_SEG);
 module_param_named(log_mtts_per_seg, log_mtts_per_seg, int, 0444);
-MODULE_PARM_DESC(log_mtts_per_seg, "Log2 number of MTT entries per segment (1-5)");
+MODULE_PARM_DESC(log_mtts_per_seg, "Log2 number of MTT entries per segment (1-7)");
 
 int mlx4_check_port_params(struct mlx4_dev *dev,
                           enum mlx4_port_type *port_type)
@@ -1304,7 +1304,7 @@ static int __init mlx4_verify_params(void)
                return -1;
        }
 
-       if ((log_mtts_per_seg < 1) || (log_mtts_per_seg > 5)) {
+       if ((log_mtts_per_seg < 1) || (log_mtts_per_seg > 7)) {
                pr_warning("mlx4_core: bad log_mtts_per_seg: %d\n", log_mtts_per_seg);
                return -1;
        }