netdev - Re: [PATCH]NET:PCNET32: poll method return 0 when done

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Date:	Thu, 12 Nov 2009 08:13:21 -0800
From:	Don Fry <pcnet32@...izon.net>
To:	"Figo.zhang" <figo1802@...il.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH]NET:PCNET32: poll method return 0 when done

I do not understand why you are suggesting this change.  With NAPI
the amount of work done is returned on exit, not zero.  All other
drivers I have looked at do not force a zero on exit.

NAK

Don

-----Original Message-----
From: Figo.zhang <figo1802@...il.com>
To: David S. Miller <davem@...emloft.net>
Cc: netdev <netdev@...r.kernel.org>
Subject: [PATCH]NET:PCNET32: poll method return 0 when done
Date: Wed, 11 Nov 2009 23:11:36 +0800

Poll method return 0 when it is done.

Signed-off-by: Figo.zhang <figo1802@...il.com>
--- 
drivers/net/pcnet32.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index c1b3f09..58894a3 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -1396,6 +1396,7 @@ static int pcnet32_poll(struct napi_struct *napi, int budget)
 	spin_unlock_irqrestore(&lp->lock, flags);
 
 	if (work_done < budget) {
+		work_done = 0;
 		spin_lock_irqsave(&lp->lock, flags);
 
 		__napi_complete(napi);


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