From: Eilon Greenstein <eilong@broadcom.com>
Date: Mon, 2 Mar 2009 07:59:27 +0000 (+0000)
Subject: bnx2x: Add rmb to read status block indices on load
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=161197853de91eb1eebdde05f13223c377cf3be0;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

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>
---

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index fbd0f88fc81b..e4d54e14fd53 100644
--- a/drivers/net/bnx2x_main.c
+++ b/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);