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Date:   Fri, 1 May 2020 01:46:34 -0700
From:   Christoph Hellwig <>
Cc:, Max Filippov <>,
Subject: xtensa question, was Re: [PATCH V1 00/10] Remove duplicated kmap code

Hi Max,

any idea why xtensa uses PAGE_KERNEL_EXEC instead of PAGE_KERNEL
for kmap_prot?  Mapping all mapped highmem as executable seems rather

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