redonkable/alistair23-linux
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bnx2x: Missing rmb when waiting for FW response

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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>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eilon Greenstein 2009-01-22 06:01:29 +00:00 committed by David S. Miller
parent 7cde1c8b79
commit 5650d9d4cb
1 changed files with 1 additions and 0 deletions
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drivers/net/bnx2x_main.c
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@ -6622,6 +6622,7 @@ static int bnx2x_stop_leading(struct bnx2x *bp)
} }
cnt--; cnt--;
msleep(1); msleep(1);
rmb(); /* Refresh the dsb_sp_prod */
} }
bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
bp->fp[0].state = BNX2X_FP_STATE_CLOSED; bp->fp[0].state = BNX2X_FP_STATE_CLOSED;