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Re: flush_kernel_vmap_range() invalidate_kernel_vmap_range() API not exi

To: Ralf Baechle <>
Subject: Re: flush_kernel_vmap_range() invalidate_kernel_vmap_range() API not exists for MIPS
From: naveen yadav <>
Date: Tue, 29 Mar 2011 11:24:38 +0530
Cc:,, Christoph Hellwig <>
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I am sorry, Yes they are VIPT,

On Fri, Mar 25, 2011 at 10:57 PM, Ralf Baechle <> wrote:
> On Fri, Mar 25, 2011 at 02:38:13PM +0530, naveen yadav wrote:
>> We are working on linux kernel on MIPS 34kce core and our
>> cache is VIVT having cache aliasing .
> No, they're VIPT unless you successfully modified your 34K core to
> change it from a less than perfect cache design to the most lunatic
> cache policy known to man kind ...
>> When I check the implementation on ARM I can check the implemenation
>> exists , but there is not similar implementation exists on MIPS.
>> These API's are used by XFS module:
>> static inline void flush_kernel_vmap_range(void *vaddr, int size)
>> static inline void invalidate_kernel_vmap_range(void *vaddr, int size)
>> static inline void flush_kernel_dcache_page(struct page *page)
> A known problem for (too ...) long.  I'll finally take care of it.
>  Ralf

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