linux-kernel - Re: [PATCH] powerpc: Restore CONFIG_DEBUG

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Message-ID: <202206131014.B0552BDB8@keescook>
Date:   Mon, 13 Jun 2022 10:14:26 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Christophe Leroy <christophe.leroy@...roup.eu>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        stable@...r.kernel.org
Subject: Re: [PATCH] powerpc: Restore CONFIG_DEBUG_INFO in defconfigs

On Sat, Jun 11, 2022 at 08:51:57AM +0200, Christophe Leroy wrote:
> Commit f9b3cd245784 ("Kconfig.debug: make DEBUG_INFO selectable from a
> choice") broke the selection of CONFIG_DEBUG_INFO by powerpc defconfigs.
> 
> It is now necessary to select one of the three DEBUG_INFO_DWARF*
> options to get DEBUG_INFO enabled.
> 
> Replace DEBUG_INFO=y by DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y in all
> defconfigs using the following command:
> 
> sed -i s/DEBUG_INFO=y/DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y/g `git grep -l DEBUG_INFO arch/powerpc/configs/`
> 
> Fixes: f9b3cd245784 ("Kconfig.debug: make DEBUG_INFO selectable from a choice")
> Cc: stable@...r.kernel.org
> Cc: Kees Cook <keescook@...omium.org>
> Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook