From: Vladislav Zolotarov <vladz@broadcom.com>
Date: Tue, 19 Jul 2011 01:43:25 +0000 (+0000)
Subject: bnx2x: disable loacal BH when scheduling FCOE napi
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=019dbb4c0106f11b5c6543bffaedf10067e28398;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

bnx2x: disable loacal BH when scheduling FCOE napi

Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/bnx2x/bnx2x_main.c b/drivers/net/bnx2x/bnx2x_main.c
index a86517cffd4a..b8f8793912c8 100644
--- a/drivers/net/bnx2x/bnx2x_main.c
+++ b/drivers/net/bnx2x/bnx2x_main.c
@@ -4520,8 +4520,15 @@ static void bnx2x_sp_task(struct work_struct *work)
 		struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp);
 
 		if ((!NO_FCOE(bp)) &&
-			(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp)))
+			(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) {
+			/*
+			 * Prevent local bottom-halves from running as
+			 * we are going to change the local NAPI list.
+			 */
+			local_bh_disable();
 			napi_schedule(&bnx2x_fcoe(bp, napi));
+			local_bh_enable();
+		}
 #endif
 		/* Handle EQ completions */
 		bnx2x_eq_int(bp);