From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [v2] powerpc/8xx: hide itlbie and dtlbie symbols
Date: Fri, 22 Feb 2019 20:47:34 +1100 (AEDT) [thread overview]
Message-ID: <445RMq2kjVz9sBF@ozlabs.org> (raw)
In-Reply-To: <998f5532a4ec358acdbeb4238182f416304b3293.1544687473.git.christophe.leroy@c-s.fr>
On Thu, 2018-12-13 at 08:08:11 UTC, Christophe Leroy wrote:
> When disassembling InstructionTLBError we get the following messy code:
>
> c000138c: 7d 84 63 78 mr r4,r12
> c0001390: 75 25 58 00 andis. r5,r9,22528
> c0001394: 75 2a 40 00 andis. r10,r9,16384
> c0001398: 41 a2 00 08 beq c00013a0 <itlbie>
> c000139c: 7c 00 22 64 tlbie r4,r0
>
> c00013a0 <itlbie>:
> c00013a0: 39 40 04 01 li r10,1025
> c00013a4: 91 4b 00 b0 stw r10,176(r11)
> c00013a8: 39 40 10 32 li r10,4146
> c00013ac: 48 00 cc 59 bl c000e004 <transfer_to_handler>
>
> For a cleaner code dump, this patch replaces itlbie and dtlbie
> symbols by local symbols.
>
> c000138c: 7d 84 63 78 mr r4,r12
> c0001390: 75 25 58 00 andis. r5,r9,22528
> c0001394: 75 2a 40 00 andis. r10,r9,16384
> c0001398: 41 a2 00 08 beq c00013a0 <InstructionTLBError+0xa0>
> c000139c: 7c 00 22 64 tlbie r4,r0
> c00013a0: 39 40 04 01 li r10,1025
> c00013a4: 91 4b 00 b0 stw r10,176(r11)
> c00013a8: 39 40 10 32 li r10,4146
> c00013ac: 48 00 cc 59 bl c000e004 <transfer_to_handler>
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/32ceaa6e128556ec67151a16d7c2c045
cheers
prev parent reply other threads:[~2019-02-22 9:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-13 8:08 [PATCH v2] powerpc/8xx: hide itlbie and dtlbie symbols Christophe Leroy
2019-02-22 9:47 ` Michael Ellerman [this message]
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