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    xtensa: add HIGHMEM support · 65559100
    Max Filippov 提交于
    Introduce fixmap area just below the vmalloc region. Use it for atomic
    mapping of high memory pages.
    High memory on cores with cache aliasing is not supported and is still
    to be implemented. Fail build for such configurations for now.
    Signed-off-by: NMax Filippov <jcmvbkbc@gmail.com>
    65559100
fixmap.h 1.7 KB