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From: David Miller <davem@davemloft.net>
To: Larry.Finger@lwfinger.net
Cc: linville@tuxdriver.com, linux-wireless@vger.kernel.org,
	netdev@vger.kernel.org, bittorf@bluebottle.com,
	stable@vger.kernel.org
Subject: Re: [PATCH] b43: Increase number of RX DMA slots
Date: Tue, 19 Feb 2013 00:52:06 -0500 (EST)	[thread overview]
Message-ID: <20130219.005206.397289032011003833.davem@davemloft.net> (raw)
In-Reply-To: <1361156480-32566-1-git-send-email-Larry.Finger@lwfinger.net>

From: Larry Finger <Larry.Finger@lwfinger.net>
Date: Sun, 17 Feb 2013 21:01:20 -0600

> Bastian Bittorf reported that some of the silent freezes on a Linksys WRT54G
> were due to overflow of the RX DMA ring buffer, which was created with 64
> slots. That finding reminded me that I was seeing similar crashed on a netbook,
> which also has a relatively slow processor. After increasing the number of
> slots to 128, runs on the netbook that previously failed now worked; however,
> I found that 109 slots had been used in one test. For that reason, the number
> of slots is being increased to 256.
> 
> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>

Applied.

WARNING: multiple messages have this Message-ID (diff)
From: David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
To: Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org
Cc: linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org,
	linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	bittorf-yxHw+vPQXZDZJqsBc5GL+g@public.gmane.org,
	stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] b43: Increase number of RX DMA slots
Date: Tue, 19 Feb 2013 00:52:06 -0500 (EST)	[thread overview]
Message-ID: <20130219.005206.397289032011003833.davem@davemloft.net> (raw)
In-Reply-To: <1361156480-32566-1-git-send-email-Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>

From: Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>
Date: Sun, 17 Feb 2013 21:01:20 -0600

> Bastian Bittorf reported that some of the silent freezes on a Linksys WRT54G
> were due to overflow of the RX DMA ring buffer, which was created with 64
> slots. That finding reminded me that I was seeing similar crashed on a netbook,
> which also has a relatively slow processor. After increasing the number of
> slots to 128, runs on the netbook that previously failed now worked; however,
> I found that 109 slots had been used in one test. For that reason, the number
> of slots is being increased to 256.
> 
> Signed-off-by: Larry Finger <Larry.Finger-tQ5ms3gMjBLk1uMJSBkQmQ@public.gmane.org>

Applied.
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  parent reply	other threads:[~2013-02-19  5:52 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-18  3:01 [PATCH] b43: Increase number of RX DMA slots Larry Finger
2013-02-18  3:01 ` Larry Finger
2013-02-18 16:18 ` Rafał Miłecki
2013-02-18 16:18   ` Rafał Miłecki
2013-02-18 16:55   ` Bastian Bittorf
2013-02-18 16:55     ` Bastian Bittorf
2013-02-18 17:04     ` Larry Finger
2013-02-18 20:10   ` Larry Finger
2013-02-19 20:01     ` Bastian Bittorf
2013-02-19 20:01       ` Bastian Bittorf
2013-02-19  5:52 ` David Miller [this message]
2013-02-19  5:52   ` David Miller
2013-02-19  9:42   ` David Laight
2013-02-19  9:57     ` Rafał Miłecki
2013-02-19 17:57     ` Larry Finger
2013-02-19 18:15       ` David Miller
2013-02-19 18:28         ` Larry Finger
2013-02-20  0:47           ` Julian Calaby
2013-02-20  2:42             ` Larry Finger
2013-02-20  6:26               ` Gábor Stefanik
2013-02-20  6:26                 ` Gábor Stefanik
2013-02-20  7:15                 ` Larry Finger
2013-02-20  8:15                   ` Bastian Bittorf
2013-02-20  8:15                     ` Bastian Bittorf
2013-02-20 15:49                     ` Larry Finger

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