Re: [PATCH 2/2] dp83640: increase receive time stamp buffer size

From: David Miller
Date: Mon Aug 08 2011 - 01:53:47 EST

From: Richard Cochran <richardcochran@xxxxxxxxx>
Date: Sun, 7 Aug 2011 09:03:04 +0200

> The dp83640 buffers receive time stamps from special PHY status frames,
> matching them to received PTP packets in a work queue. Because the timeout
> for orphaned time stamps is so long and the buffer is so small, the driver
> can drop time stamps under moderate PTP traffic.
> This commit fixes the issue by decreasing the timeout to (at least) one
> timer tick and increasing the buffer size.
> Signed-off-by: Richard Cochran <richard.cochran@xxxxxxxxxx>
> Cc: <stable@xxxxxxxxxx>

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