Messages in this thread | | | Date | Tue, 5 Dec 2006 23:04:32 -0800 | From | "Matt Reimer" <> | Subject | Re: [PATCH] mm: D-cache aliasing issue in cow_user_page |
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On 12/5/06, David Miller <davem@davemloft.net> wrote: > From: "Matt Reimer" <mattjreimer@gmail.com> > Date: Tue, 5 Dec 2006 16:57:12 -0800 > > > Right, but isn't he declaring that each architecture needs to take > > care of this? So, say, on ARM we'd need to make kunmap() not a NOP and > > call flush_dcache_page() ? > > No. He is only solving a problem that occurs on HIGHMEM > configurations on systems which can have D-cache aliasing > issues.
Ok. Thanks for the clarification.
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