[PATCH v2 0/3] fix memremap on ARM
ard.biesheuvel at linaro.org
Thu Mar 3 11:42:06 PST 2016
On 3 March 2016 at 20:36, Russell King - ARM Linux
<linux at arm.linux.org.uk> wrote:
> On Thu, Mar 03, 2016 at 07:07:05PM +0100, Ard Biesheuvel wrote:
>> OK. But I'd still like Russell to indicate whether he agrees with all
>> of this, i.e., wire up memremap() to perform MT_MEMORY_RW mappings in
>> the vmalloc area of memory regions that may be potentially be covered
>> by highmem as well.
> I'm happy to go that way: go back to ioremap_cached() for pxa2xx-flash
> and switch memremap() to MT_MEMORY_RW - I think that makes total sense.
> I think it is worth putting a comment against ioremap_cached() saying
> that it's for pxa2xx-flash.c though, and deprecated for new uses.
OK, I will respin the series, and replace patch #1 with two patches that
a) reintroduce ioremap_cached() (with the comment, as you say)
b) move pxa2xx-flash from memremap to ioremap_cached()
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