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Steve Capper authored
The __sync_icache_dcache routine will only flush the dcache for the first page of a compound page, potentially leading to stale icache data residing further on in a hugetlb page. This patch addresses this issue by taking into consideration the order of the page when flushing the dcache. Reported-by: Mark Brown <broonie@linaro.org> Tested-by: Mark Brown <broonie@linaro.org> Signed-off-by: Steve Capper <steve.capper@linaro.org> Acked-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Cc: <stable@vger.kernel.org> # v3.11+
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