Re: 2.6.18-rc5-mm1: drivers/infiniband/hw/amso1100/c2.c compileerror

From: Andrew Morton
Date: Fri Sep 01 2006 - 17:07:08 EST


On Fri, 01 Sep 2006 13:51:32 -0700
Roland Dreier <rdreier@xxxxxxxxx> wrote:

> Andrew> No, driver-specific workarounds are not legitimate, sorry.
>
> Andrew> The driver should simply fail to compile on architectures
> Andrew> which do not implement __raw_writeq().
>
> But how should i386 (say) implement __raw_writeq()? As two
> __raw_writel()s protected by a spinlock (that serializes all IO
> transactions)? That seems rather ugly.
>

If it's a choice between "ugly" and "doesn't work on x86", we'll take
"ugly" ;)

--
VGER BF report: H 0
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