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mlx5: Remove checksum on command interface commands

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Checksum calculations consume CPU resources and can be significant to
the rate of resource creation/destruction.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Eli Cohen
2013-09-11 16:35:25 +03:00
committed by Roland Dreier
parent 56e1ab0f13
commit c1868b8225
4 changed files with 21 additions and 32 deletions
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2
include/linux/mlx5/device.h
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@@ -181,7 +181,7 @@ enum {
MLX5_DEV_CAP_FLAG_TLP_HINTS = 1LL << 39,
MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
MLX5_DEV_CAP_FLAG_DCT = 1LL << 41,
MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 1LL << 46,
MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
};
enum {

4
include/linux/mlx5/driver.h
View File

@@ -747,8 +747,7 @@ static inline u32 mlx5_idx_to_mkey(u32 mkey_idx)
enum {
MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
MLX5_PROF_MASK_CMDIF_CSUM = (u64)1 << 1,
MLX5_PROF_MASK_MR_CACHE = (u64)1 << 2,
MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
};
enum {
@@ -758,7 +757,6 @@ enum {
struct mlx5_profile {
u64 mask;
u32 log_max_qp;
int cmdif_csum;
struct {
int size;
int limit;