linux-kernel - Re: [PATCH V2 2/5] arch/powerpc: Drop GENERIC_PTDUMP from mpc885_ads

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Message-ID: <93e96586-13a2-4800-9dc7-5b35177a328e@csgroup.eu>
Date: Mon, 24 Feb 2025 13:04:25 +0100
From: Christophe Leroy <christophe.leroy@...roup.eu>
To: Anshuman Khandual <anshuman.khandual@....com>, linux-mm@...ck.org
Cc: steven.price@....com, Andrew Morton <akpm@...ux-foundation.org>,
 Mark Rutland <mark.rutland@....com>, kvmarm@...ts.linux.dev,
 linux-arm-kernel@...ts.infradead.org, linux-doc@...r.kernel.org,
 linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
 linux-riscv@...ts.infradead.org, linux-s390@...r.kernel.org,
 Madhavan Srinivasan <maddy@...ux.ibm.com>,
 Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>
Subject: Re: [PATCH V2 2/5] arch/powerpc: Drop GENERIC_PTDUMP from
 mpc885_ads_defconfig



Le 17/02/2025 à 05:22, Anshuman Khandual a écrit :
> GENERIC_PTDUMP gets selected on powerpc explicitly and hence can be dropped
> off from mpc885_ads_defconfig.
> 
> Cc: Madhavan Srinivasan <maddy@...ux.ibm.com>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Nicholas Piggin <npiggin@...il.com>
> Cc: Christophe Leroy <christophe.leroy@...roup.eu>
> Cc: linuxppc-dev@...ts.ozlabs.org
> Cc: linux-kernel@...r.kernel.org
> Signed-off-by: Anshuman Khandual <anshuman.khandual@....com>
> ---
> Just wondering - Should CONFIG_PTDUMP_DEBUGFS be added instead ?

Yes please do that as a fix to commit e084728393a5 ("powerpc/ptdump: 
Convert powerpc to GENERIC_PTDUMP")

> 
>   arch/powerpc/configs/mpc885_ads_defconfig | 1 -
>   1 file changed, 1 deletion(-)
> 
> diff --git a/arch/powerpc/configs/mpc885_ads_defconfig b/arch/powerpc/configs/mpc885_ads_defconfig
> index 77306be62e9e..ea6f836407d2 100644
> --- a/arch/powerpc/configs/mpc885_ads_defconfig
> +++ b/arch/powerpc/configs/mpc885_ads_defconfig
> @@ -78,4 +78,3 @@ CONFIG_DEBUG_VM_PGTABLE=y
>   CONFIG_DETECT_HUNG_TASK=y
>   CONFIG_BDI_SWITCH=y
>   CONFIG_PPC_EARLY_DEBUG=y
> -CONFIG_GENERIC_PTDUMP=y