From: Geert Uytterhoeven
Date: Tue, 11 Aug 2015 13:20:53 +0200
> On Tue, Aug 11, 2015 at 6:08 AM, David Miller wrote:
...
>> diff --git a/lib/Kconfig b/lib/Kconfig
>> index 3a2ef67..149eb29 100644
>> --- a/lib/Kconfig
>> +++ b/lib/Kconfig
>> @@ -62,6 +62,9 @@ config ARCH_USE_CMPXCHG_LOCKREF
>>
From: James Hogan
Date: Tue, 11 Aug 2015 12:07:20 +0100
> Out of interest, is the zeroing a strict requirement for correct use, or
> a safety precaution to prevent data leakage in case of bad error checking?
>
> (A quick look reveals that for copy_from_user() when access_ok() fails,
> only arm,
On Tue, Aug 11, 2015 at 6:08 AM, David Miller wrote:
> From: David Miller
> Date: Mon, 10 Aug 2015 15:29:38 -0700 (PDT)
>
>> Also, I think the tests you added and protected with MIPS ifdefs could
>> equally be enabled on sparc64.
>
> James, as per this issue, I was thinking we could do something
Hi David,
On 10/08/15 23:29, David Miller wrote:
> From: James Hogan
> Date: Fri, 7 Aug 2015 16:21:53 +0100
>
>> These patches extend the test_user_copy test module to handle lots more
>> cases of user accessors which architectures can override separately, and
>> in particular those which are im
From: David Miller
Date: Mon, 10 Aug 2015 15:29:38 -0700 (PDT)
> Also, I think the tests you added and protected with MIPS ifdefs could
> equally be enabled on sparc64.
James, as per this issue, I was thinking we could do something like this
so that the tests don't get messy:
diff --git a/arch/
From: James Hogan
Date: Fri, 7 Aug 2015 16:21:53 +0100
> These patches extend the test_user_copy test module to handle lots more
> cases of user accessors which architectures can override separately, and
> in particular those which are important for checking the MIPS Enhanced
> Virtual Addressing
On Fri, Aug 7, 2015 at 8:21 AM, James Hogan wrote:
> These patches extend the test_user_copy test module to handle lots more
> cases of user accessors which architectures can override separately, and
> in particular those which are important for checking the MIPS Enhanced
> Virtual Addressing (EVA
These patches extend the test_user_copy test module to handle lots more
cases of user accessors which architectures can override separately, and
in particular those which are important for checking the MIPS Enhanced
Virtual Addressing (EVA) implementations, which need to handle
overlapping user and
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