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Date:	Tue, 07 Nov 2006 11:25:12 -0800
From:	Roland Dreier <rdreier@...co.com>
To:	Hoang-Nam Nguyen <hnguyen@...ibm.com>
Cc:	rolandd@...co.com, linux-kernel@...r.kernel.org,
	linuxppc-dev@...abs.org, openib-general@...nib.org,
	raisch@...ibm.com
Subject: Re: [PATCH 2.6.19 2/4] ehca: hcp_phyp.c: correct page mapping in 64k page mode

 > -	*mapaddr = (u64)(ioremap(physaddr, EHCA_PAGESIZE));
 > +	*mapaddr = (u64)ioremap((physaddr & PAGE_MASK), PAGE_SIZE) +
 > +		(physaddr & (~PAGE_MASK));

I'm confused -- shouldn't ioremap() do the right thing even if
physaddr isn't page-aligned?  Why is this needed?

 - R.
-
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