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Subject: Re: [PATCH] reiserfs: remove workaround code for GCC 3.x
To:     Masahiro Yamada <yamada.masahiro@socionext.com>,
        reiserfs-devel@vger.kernel.org
Cc:     Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Paul Mackerras <paulus@samba.org>,
        Michael Ellerman <mpe@ellerman.id.au>,
        linux-kernel@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
        Philippe Ombredanne <pombredanne@nexb.com>,
        Kate Stewart <kstewart@linuxfoundation.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>
References: <1535337230-13222-1-git-send-email-yamada.masahiro@socionext.com>
From:   Jeff Mahoney <jeffm@suse.com>
Message-ID: <c5b98062-9646-a1ba-12df-2b1e3dbebe5b@suse.com>
Date:   Fri, 19 Oct 2018 17:59:53 -0400
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From: Jeff Mahoney <jeffm@suse.com>
To: Masahiro Yamada <yamada.masahiro@socionext.com>,
 reiserfs-devel@vger.kernel.org
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
 Paul Mackerras <paulus@samba.org>, Michael Ellerman <mpe@ellerman.id.au>,
 linux-kernel@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
 Philippe Ombredanne <pombredanne@nexb.com>,
 Kate Stewart <kstewart@linuxfoundation.org>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Message-ID: <c5b98062-9646-a1ba-12df-2b1e3dbebe5b@suse.com>
Subject: Re: [PATCH] reiserfs: remove workaround code for GCC 3.x
References: <1535337230-13222-1-git-send-email-yamada.masahiro@socionext.com>
In-Reply-To: <1535337230-13222-1-git-send-email-yamada.masahiro@socionext.com>

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On 8/26/18 10:33 PM, Masahiro Yamada wrote:
> Commit cafa0010cd51 ("Raise the minimum required gcc version to 4.6")
> bumped the minimum GCC version to 4.6 for all architectures.
>=20
> The workaround code in fs/reiserfs/Makefile is obsolete now.
>=20
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

Acked-by: Jeff Mahoney <jeffm@suse.com>

Thanks,

-Jeff

> ---
>=20
>  fs/reiserfs/Makefile | 9 ---------
>  1 file changed, 9 deletions(-)
>=20
> diff --git a/fs/reiserfs/Makefile b/fs/reiserfs/Makefile
> index a39a562..bd29c58 100644
> --- a/fs/reiserfs/Makefile
> +++ b/fs/reiserfs/Makefile
> @@ -26,14 +26,5 @@ ifeq ($(CONFIG_REISERFS_FS_POSIX_ACL),y)
>  reiserfs-objs +=3D xattr_acl.o
>  endif
> =20
> -# gcc -O2 (the kernel default)  is overaggressive on ppc32 when many i=
nline
> -# functions are used.  This causes the compiler to advance the stack
> -# pointer out of the available stack space, corrupting kernel space,
> -# and causing a panic. Since this behavior only affects ppc32, this if=
eq
> -# will work around it. If any other architecture displays this behavio=
r,
> -# add it here.
> -ccflags-$(CONFIG_PPC32) :=3D $(call cc-ifversion, -lt, 0400, -O1)
> -
>  TAGS:
>  	etags *.c
> -
>=20

--=20
Jeff Mahoney
SUSE Labs


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