Messages in this thread | | | Date | Sun, 4 Sep 2016 23:09:03 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH] ARM: LPAE: initialize cachepolicy correctly |
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On Sat, Sep 03, 2016 at 10:33:31PM -0700, Stefan Agner wrote: > The cachepolicy variable gets initialized using a masked pmd > So far, the pmd has been masked with flags valid for the 2-page > table format. In the LPAE case, this lead to a wrong assumption > of what the initial cachepolicy has been used. Later a check > forces the cache policy to writealloc and prints the following > warning: > Forcing write-allocate cache policy for SMP > > This patch uses PMD_SECT_WBWA to mask all cache setting flags. > The define represents the complete mask of the cache relevant > flags for both page table formats.
PMD_SECT_WBWA is just one possible combination, it's not a bit-mask. We need a new definition.
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