[dpdk-dev] [PATCH] net/mlx5: fix calculation of struct size in bytes

Dekel Peled dekelp at mellanox.com
Mon Oct 8 15:34:34 CEST 2018


Update definition of MLX5_ST_SZ_DB to calculate struct size correctly.

Fixes: 86a8d2b59f54 ("net/mlx5: add Direct Verbs prepare function")
Cc: orika at mellanox.com

Signed-off-by: Dekel Peled <dekelp at mellanox.com>
---
 drivers/net/mlx5/mlx5_prm.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_prm.h b/drivers/net/mlx5/mlx5_prm.h
index a905397..29742b1 100644
--- a/drivers/net/mlx5/mlx5_prm.h
+++ b/drivers/net/mlx5/mlx5_prm.h
@@ -376,7 +376,7 @@ struct mlx5_modification_cmd {
 				    (__mlx5_bit_off(typ, fld) & 0xf))
 #define __mlx5_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
 #define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
-#define MLX5_ST_SZ_DB(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
+#define MLX5_ST_SZ_DB(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
 #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
 #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
 
-- 
1.7.1



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