From: christophe leroy <christophe.leroy@c-s.fr>
To: Segher Boessenkool <segher@kernel.crashing.org>,
Serge Belyshev <belyshev@depni.sinp.msu.ru>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: BUG: crash in __tlb_remove_page_size with STRICT_KERNEL_RWX on BOOK3S_32
Date: Sat, 27 Apr 2019 11:05:37 +0200 [thread overview]
Message-ID: <ecaa5b02-634e-79e5-e7f0-cc80050c58fc@c-s.fr> (raw)
In-Reply-To: <20190426170700.GD8599@gate.crashing.org>
Le 26/04/2019 à 19:07, Segher Boessenkool a écrit :
> On Fri, Apr 26, 2019 at 05:38:50PM +0300, Serge Belyshev wrote:
>> ---[ Instruction Block Address Translation ]---
>> 0: 0xc0000000-0xc07fffff 0x00000000 Kernel EXEC coherent
>> 1: 0xc0800000-0xc087ffff 0x00800000 Kernel EXEC coherent
>> 2: -
>> 3: -
>> 4: -
>> 5: -
>> 6: -
>> 7: -
>>
>> ---[ Data Block Address Translation ]---
>> 0: 0xc0000000-0xc07fffff 0x00000000 Kernel RO coherent
>> 1: 0xc0800000-0xc0bfffff 0x00800000 Kernel RO coherent
>> 2: 0xc0c00000-0xc13fffff 0x00c00000 Kernel RW coherent
>> 3: 0xc1400000-0xc23fffff 0x01400000 Kernel RW coherent
>> 4: 0xc2400000-0xc43fffff 0x02400000 Kernel RW coherent
>> 5: 0xc4400000-0xc83fffff 0x04400000 Kernel RW coherent
>> 6: 0xc8400000-0xd03fffff 0x08400000 Kernel RW coherent
>> 7: 0xd0400000-0xe03fffff 0x10400000 Kernel RW coherent
>
> The starting address of a BAT block is always aligned to the block size.
> All of DBAT2..DBAT7 are wrong?
>
Obviously function block_size() returns a wrong result, I'll try and fix
that early next week.
Christophe
---
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https://www.avast.com/antivirus
next prev parent reply other threads:[~2019-04-27 9:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-26 4:54 BUG: crash in __tlb_remove_page_size with STRICT_KERNEL_RWX on BOOK3S_32 Serge Belyshev
2019-04-26 7:27 ` Christophe Leroy
2019-04-26 14:38 ` Serge Belyshev
2019-04-26 17:07 ` Segher Boessenkool
2019-04-27 9:05 ` christophe leroy [this message]
2019-04-29 7:31 ` Christophe Leroy
2019-04-29 8:20 ` Serge Belyshev
2019-04-29 8:49 ` Christophe Leroy
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