Re: [PATCH v2 08/25] arch: introduce memremap()

From: Luis R. Rodriguez
Date: Wed Jul 29 2015 - 17:52:36 EST


On Wed, Jul 29, 2015 at 02:47:40PM -0700, Dan Williams wrote:
> On Wed, Jul 29, 2015 at 2:43 PM, Luis R. Rodriguez <mcgrof@xxxxxxxx> wrote:
> > While at it, Dan, will / should memremap() support overlapping calls ?
> > What is the expectation on behaviour ?
>
> It will be the same as ioremap(). Each mapping gets its own virtual
> address and overlapping calls are permitted. The only protection is
> that RAM is never mapped with an alias.

If you could document this as part of your next respin that'd be
highly appreciated.

Luis
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