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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-10-24 23:58:40 +0200 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-04 15:58:50 +0100 |
| commit | 2df341edf6b8a2db7f414d00faeadccbdd9844ab (patch) | |
| tree | e88bb4f549103a9fe25552ab136c9ce3daab61f1 | |
| parent | ARM: Reduce __flush_dcache_page() visibility (diff) | |
| download | linux-2df341edf6b8a2db7f414d00faeadccbdd9844ab.tar.xz linux-2df341edf6b8a2db7f414d00faeadccbdd9844ab.zip | |
ARM: Move __flush_icache_all() out of flush_pfn_alias()
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mm/flush.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index 82f4b06bf6b4..302d66517488 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -35,7 +35,6 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr) : : "r" (to), "r" (to + PAGE_SIZE - L1_CACHE_BYTES), "r" (zero) : "cc"); - __flush_icache_all(); } void flush_cache_mm(struct mm_struct *mm) @@ -79,8 +78,10 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsig return; } - if (cache_is_vipt_aliasing()) + if (cache_is_vipt_aliasing()) { flush_pfn_alias(pfn, user_addr); + __flush_icache_all(); + } } void flush_ptrace_access(struct vm_area_struct *vma, struct page *page, @@ -94,6 +95,7 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page, if (cache_is_vipt_aliasing()) { flush_pfn_alias(page_to_pfn(page), uaddr); + __flush_icache_all(); return; } @@ -132,9 +134,11 @@ void __flush_dcache_page(struct address_space *mapping, struct page *page) * we only need to do one flush - which would be at the relevant * userspace colour, which is congruent with page->index. */ - if (mapping && cache_is_vipt_aliasing()) + if (mapping && cache_is_vipt_aliasing()) { flush_pfn_alias(page_to_pfn(page), page->index << PAGE_CACHE_SHIFT); + __flush_icache_all(); + } } static void __flush_dcache_aliases(struct address_space *mapping, struct page *page) @@ -244,6 +248,7 @@ void __flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned l * userspace address only. */ flush_pfn_alias(pfn, vmaddr); + __flush_icache_all(); } /* |