linux-kernel - Re: [PATCH 2.6.19-rc3 2/2] ehea: 64K page support fix

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Date:	Thu, 26 Oct 2006 02:21:27 +1000
From:	Anton Blanchard <anton@...ba.org>
To:	Jan-Bernd Themann <ossthema@...ibm.com>
Cc:	Jeff Garzik <jeff@...zik.org>, Thomas Klein <tklein@...ibm.com>,
	Jan-Bernd Themann <themann@...ibm.com>,
	netdev <netdev@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ppc <linuxppc-dev@...abs.org>,
	Christoph Raisch <raisch@...ibm.com>,
	Marcus Eder <meder@...ibm.com>
Subject: Re: [PATCH 2.6.19-rc3 2/2] ehea: 64K page support fix


Hi,

> +#ifdef CONFIG_PPC_64K_PAGES
> +	/* To support 64k pages we must round to 64k page boundary */
> +	epas->kernel.addr =
> +		ioremap((paddr_kernel & 0xFFFFFFFFFFFF0000), PAGE_SIZE) +
> +		(paddr_kernel & 0xFFFF);
> +#else
>  	epas->kernel.addr = ioremap(paddr_kernel, PAGE_SIZE);
> +#endif

Cant you just use PAGE_MASK, ~PAGE_MASK and remove the ifdefs
completely?

Anton
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