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Message-ID: <1303408274.24766.66.camel@Joe-Laptop>
Date: Thu, 21 Apr 2011 10:51:14 -0700
From: Joe Perches <joe@...ches.com>
To: Michael Chan <mchan@...adcom.com>
Cc: Matthew Carlson <mcarlson@...adcom.com>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tg3: Convert u32 flag,flg2,flg3 uses to bitmap
On Thu, 2011-04-21 at 10:18 -0700, Michael Chan wrote:
> On Wed, 2011-04-20 at 23:39 -0700, Joe Perches wrote:
> > @@ -4622,7 +4611,7 @@ static void tg3_tx_recover(struct tg3 *tp)
> > "and include system chipset information.\n");
> >
> > spin_lock(&tp->lock);
> > - tp->tg3_flags |= TG3_FLAG_TX_RECOVERY_PENDING;
> > + tg3_flag_set(tp, TX_RECOVERY_PENDING);
> > spin_unlock(&tp->lock);
> > }
> By using set_bit() now, we can eliminate the spin_lock() here. This
> flag is checked much later when tg3_reset_task() is scheduled to run in
> workqueue, so no memory barrier is needed either.
Sure, but as a separate patch.
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