forked from Minki/linux
mm/ARM: fix stale comment about VALID_PAGE()
VALID_PAGE() has been removed from kernel long time ago, so fix the comment. Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Will Deacon <will.deacon@arm.com> Cc: Nicolas Pitre <nico@linaro.org> Cc: Stephen Boyd <sboyd@codeaurora.org> Cc: Giancarlo Asnaghi <giancarlo.asnaghi@st.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -276,12 +276,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
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/*
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* Conversion between a struct page and a physical address.
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*
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* Note: when converting an unknown physical address to a
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* struct page, the resulting pointer must be validated
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* using VALID_PAGE(). It must return an invalid struct page
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* for any physical address not corresponding to a system
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* RAM address.
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*
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* page_to_pfn(page) convert a struct page * to a PFN number
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* pfn_to_page(pfn) convert a _valid_ PFN number to struct page *
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*
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