Messages in this thread | | | Date | Wed, 16 Jan 2013 12:52:25 +0100 | From | Thierry Reding <> | Subject | Re: [PATCH 05/14] lib: Add I/O map cache implementation |
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On Wed, Jan 16, 2013 at 11:25:56AM +0000, Russell King - ARM Linux wrote: > On Wed, Jan 16, 2013 at 11:18:22AM +0100, Thierry Reding wrote: > > err = ioremap_page_range(virt, virt + SZ_64K - 1, phys, > > Why -1 here?
Right, I forgot that end in these functions always means one byte after the end. Removing the -1 seems to get past the remapping at least. Reading the configuration space through the mapping doesn't though. I'll investigate some more.
Thanks for pointing this out Russell.
Thierry [unhandled content-type:application/pgp-signature] | |