[PATCH] arm: fix valid_phys_addr_range() range check

Greg Ungerer gerg at snapgear.com
Thu Oct 1 20:28:45 EDT 2009


Hi Russell,

Russell King - ARM Linux wrote:
> On Thu, Sep 24, 2009 at 04:24:04PM +1000, Greg Ungerer wrote:
>> arm: fix valid_phys_addr_range() range check
>>
>> Commit 1522ac3ec95ff0230e7aa516f86b674fdf72866c
>> ("Fix virtual to physical translation macro corner cases")
>> breaks the end of memory check in valid_phys_addr_range().
>> The modified expression results in the apparent /dev/mem size
>> being 2 bytes smaller than what it actually is.
>>
>> This patch reworks the expression to correctly check the address,
>> while maintaining use of a valid address to __pa().
> 
> Looks good, can you please send it to the patch system?

Done, patch 5740/1.

Thanks
Greg


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