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authorCho KyongHo <pullip.cho@samsung.com>2014-05-12 10:14:51 +0400
committerJoerg Roedel <jroedel@suse.de>2014-05-13 21:12:53 +0400
commit6cb47ed7397e0881afede05161ccaf5b70f95414 (patch)
tree918fea1ffd1e599804adfce007be30759323a59e /drivers/ntb
parent8f8fcf970e5866150af98233ae7ebf25ffe8cba7 (diff)
downloadlinux-6cb47ed7397e0881afede05161ccaf5b70f95414.tar.xz
iommu/exynos: Add missing cache flush for removed page table entries
This commit adds cache flush for removed small and large page entries in exynos_iommu_unmap(). Missing cache flush of removed page table entries can cause missing page fault interrupt when a master IP accesses an unmapped area. Reviewed-by: Tomasz Figa <t.figa@samsung.com> Tested-by: Grant Grundler <grundler@chromium.org> Signed-off-by: Cho KyongHo <pullip.cho@samsung.com> Signed-off-by: Shaik Ameer Basha <shaik.ameer@samsung.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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