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authorCatalin Marinas <catalin.marinas@arm.com>2013-05-01 16:34:22 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2013-06-07 17:58:29 +0100
commit7249b79f6b4cc3c2aa9138dca52e535a4c789107 (patch)
treeaf9de4d98b35a9d5d2e0c9e1925ca5c6b18213d6 /arch/arm64/mm/mmu.c
parentb5b6c9e9149d8a7c3f1d7b9d0c046c6184e1dd17 (diff)
arm64: Do not flush the D-cache for anonymous pages
The D-cache on AArch64 is VIPT non-aliasing, so there is no need to flush it for anonymous pages. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Reported-by: Will Deacon <will.deacon@arm.com> Acked-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/mm/mmu.c')
-rw-r--r--arch/arm64/mm/mmu.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index eeecc9c8ed68..80a369eab637 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -339,7 +339,6 @@ void __init paging_init(void)
bootmem_init();
empty_zero_page = virt_to_page(zero_page);
- __flush_dcache_page(empty_zero_page);
/*
* TTBR0 is only used for the identity mapping at this stage. Make it