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Date: Thu, 21 Sep 2006 17:23:52 +0800 From: Aubrey <aubreylee@...il.com> To: "Alan Cox" <alan@...rguk.ukuu.org.uk> Cc: "Luke Yang" <luke.adi@...il.com>, linux-kernel@...r.kernel.org, "Andrew Morton" <akpm@...l.org> Subject: Re: [PATCH 2/4] Blackfin: Serial driver for Blackfin arch on 2.6.18 On 9/21/06, Alan Cox <alan@...rguk.ukuu.org.uk> wrote: > Ar Iau, 2006-09-21 am 11:33 +0800, ysgrifennodd Luke Yang: > > Hi, > > > > This is the serial driver for Blackfin. It is designed for the serial > > core framework. > > > +#define DMA_RX_XCOUNT TTY_FLIPBUF_SIZE > > TTY_FLIPBUF_SIZE is going away. Just pick a value good for your hardware > and under PAGE_SIZE. Thanks for your comments. I'll change it soon and submit a new patch. > > Other question - is your locking ok for low latency. In low latency mode > tty_flip_buffer_push() may directly end up calling your write methods. > Yes, I noticed that and I think it's ok. The driver is tested everday and works fine. -Aubrey - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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