---

yaml --- r: 67143 b: refs/heads/master c: 2e61c64 h: refs/heads/master i: 67141: 04b6e46 67139: 8044e4b 67135: e536e70 v: v3
git-mirror · Oct 10, 2007 · 620c135 · 620c135
1 parent d6c7feb
commit 620c135
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 76d7cc0345a037e8eea426f8abc710abd22946dd
+refs/heads/master: 2e61c646edfa013203e3428762f8d6a72e10bdea
diff --git a/trunk/drivers/net/mlx4/cmd.c b/trunk/drivers/net/mlx4/cmd.c
@@ -184,6 +184,13 @@ static int mlx4_cmd_post(struct mlx4_dev *dev, u64 in_param, u64 out_param,
 					       (event ? (1 << HCR_E_BIT) : 0)	|
 					       (op_modifier << HCR_OPMOD_SHIFT) |
 					       op),			  hcr + 6);
+
+	/*
+	 * Make sure that our HCR writes don't get mixed in with
+	 * writes from another CPU starting a FW command.
+	 */
+	mmiowb();
+
 	cmd->toggle = cmd->toggle ^ 1;
 
 	ret = 0;