* [PATCH 2/4]bnx2x: Missing rmb when waiting for FW response
@ 2009-01-22 16:01 Eilon Greenstein
0 siblings, 0 replies; only message in thread
From: Eilon Greenstein @ 2009-01-22 16:01 UTC (permalink / raw)
To: David Miller; +Cc: Harvey Harrison, Michal Kalderon, netdev
Waiting for the FW to response requires a memory barrier
Signed-off-by: Michal Kalderon <michals@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
drivers/net/bnx2x_main.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 71fbf2d..f71b8a5 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -6622,6 +6622,7 @@ static int bnx2x_stop_leading(struct bnx2x *bp)
}
cnt--;
msleep(1);
+ rmb(); /* Refresh the dsb_sp_prod */
}
bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
bp->fp[0].state = BNX2X_FP_STATE_CLOSED;
--
1.5.4.3
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2009-01-22 16:01 [PATCH 2/4]bnx2x: Missing rmb when waiting for FW response Eilon Greenstein
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