From: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>,
linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au
Cc: Anshuman Khandual <anshuman.khandual@arm.com>
Subject: Re: [PATCH] powerpc/mm: Remove DEBUG_VM_PGTABLE support on ppc64
Date: Tue, 1 Sep 2020 14:43:17 +0530 [thread overview]
Message-ID: <6a630ab1-f094-d747-e3aa-29d23efc7e47@linux.ibm.com> (raw)
In-Reply-To: <49fbd2b4-31af-826d-c884-32b7cc1c6e8d@csgroup.eu>
On 9/1/20 2:40 PM, Christophe Leroy wrote:
>
>
> Le 01/09/2020 à 10:15, Christophe Leroy a écrit :
>>
>>
>> Le 01/09/2020 à 10:12, Aneesh Kumar K.V a écrit :
>>> On 9/1/20 1:40 PM, Christophe Leroy wrote:
>>>>
>>>>
>>>> Le 01/09/2020 à 10:02, Aneesh Kumar K.V a écrit :
>>>>> The test is broken w.r.t page table update rules and results in kernel
>>>>> crash as below. Disable the support untill we get the tests updated.
>>>>>
>>>>>
>>>>> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
>>>>
>>>> Any Fixes: tag ?
>>>>
>>>>> ---
>>>>> arch/powerpc/Kconfig | 1 -
>>>>> 1 file changed, 1 deletion(-)
>>>>>
>>>>> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
>>>>> index 65bed1fdeaad..787e829b6f25 100644
>>>>> --- a/arch/powerpc/Kconfig
>>>>> +++ b/arch/powerpc/Kconfig
>>>>> @@ -116,7 +116,6 @@ config PPC
>>>>> #
>>>>> select ARCH_32BIT_OFF_T if PPC32
>>>>> select ARCH_HAS_DEBUG_VIRTUAL
>>>>> - select ARCH_HAS_DEBUG_VM_PGTABLE
>>>>
>>>>
>>>> You say you remove support for ppc64 but you are removing it for
>>>> both PPC64 and PPC32. Should you replace the line by:
>>>
>>> Does it work on PPC32 with DEBUG_VM enabled? I was expecting it will
>>> be broken there too.
>>
>> I was wondering. I have just started a build to test that on my 8xx.
>> I'll tell you before noon (Paris).
>>
>
> There are warnings but it boots OK. So up to you, but if you deactivate
> it for both PPC32 and PPC64, say so in the subject like.
>
I will update the subject line to indicate powerpc instead of ppc64
-aneesh
prev parent reply other threads:[~2020-09-01 9:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-01 8:02 [PATCH] powerpc/mm: Remove DEBUG_VM_PGTABLE support on ppc64 Aneesh Kumar K.V
2020-09-01 8:10 ` Christophe Leroy
2020-09-01 8:12 ` Aneesh Kumar K.V
2020-09-01 8:15 ` Christophe Leroy
2020-09-01 9:10 ` Christophe Leroy
2020-09-01 9:13 ` Aneesh Kumar K.V [this message]
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