A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-28 10:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

IB/mlx4: Limit size of fast registration WRs

Browse source 
Fix the limit on the size of max fast registration WRs that can be
posted to match hardware capabilities.

Signed-off-by: Eli Cohen <[email protected]>
Signed-off-by: Roland Dreier <[email protected]>
This commit is contained in:
Eli Cohen 2010-10-07 16:24:16 +02:00 • committed by Roland Dreier
commit 5a0fd09428
3 changed files with 6 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
drivers/infiniband/hw/mlx4/main.c
View file

@ -135,7 +135,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev,
props->max_srq = dev->dev->caps.num_srqs - dev->dev->caps.reserved_srqs;
props->max_srq_wr = dev->dev->caps.max_srq_wqes - 1;
props->max_srq_sge = dev->dev->caps.max_srq_sge;
props->max_fast_reg_page_list_len = PAGE_SIZE / sizeof (u64);
props->max_fast_reg_page_list_len = MLX4_MAX_FAST_REG_PAGES;
props->local_ca_ack_delay = dev->dev->caps.local_ca_ack_delay;
props->atomic_cap = dev->dev->caps.flags & MLX4_DEV_CAP_FLAG_ATOMIC ?
IB_ATOMIC_HCA : IB_ATOMIC_NONE;

2
drivers/infiniband/hw/mlx4/mr.c
View file

@ -226,7 +226,7 @@ struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device
struct mlx4_ib_fast_reg_page_list *mfrpl;
int size = page_list_len * sizeof (u64);
if (size > PAGE_SIZE)
if (page_list_len > MLX4_MAX_FAST_REG_PAGES)
return ERR_PTR(-EINVAL);
mfrpl = kmalloc(sizeof *mfrpl, GFP_KERNEL);