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bnx2x: Add rmb to read status block indices on load

Add rmb to read status block indices on load

Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eilon Greenstein 16 年之前
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共有 1 个文件被更改,包括 4 次插入0 次删除
  1. 4 0
      drivers/net/bnx2x_main.c

+ 4 - 0
drivers/net/bnx2x_main.c

@@ -5154,6 +5154,10 @@ static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
 		bnx2x_update_fpsb_idx(fp);
 	}
 
+	/* ensure status block indices were read */
+	rmb();
+
+
 	bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping,
 			  DEF_SB_ID);
 	bnx2x_update_dsb_idx(bp);