linux-kernel - Re: [PATCH 5.10 11/21] arm64: vdso32: suppress error message for make mrproper

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Message-ID: <YZn531dEhZh7Llmt@kroah.com>
Date:   Sun, 21 Nov 2021 08:48:47 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Pavel Machek <pavel@...x.de>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org, Lucas Henneman <henneman@...gle.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Nathan Chancellor <nathan@...nel.org>,
        Will Deacon <will@...nel.org>
Subject: Re: [PATCH 5.10 11/21] arm64: vdso32: suppress error message for
 make mrproper

On Fri, Nov 19, 2021 at 02:24:09PM -0800, Nick Desaulniers wrote:
> On Fri, Nov 19, 2021 at 1:47 PM Pavel Machek <pavel@...x.de> wrote:
> >
> > Hi!
> >
> > > commit 14831fad73f5ac30ac61760487d95a538e6ab3cb upstream.
> > >
> > > When running the following command without arm-linux-gnueabi-gcc in
> > > one's $PATH, the following warning is observed:
> > >
> > > $ ARCH=arm64 CROSS_COMPILE_COMPAT=arm-linux-gnueabi- make -j72 LLVM=1 mrproper
> > > make[1]: arm-linux-gnueabi-gcc: No such file or directory
> > >
> > > This is because KCONFIG is not run for mrproper, so CONFIG_CC_IS_CLANG
> > > is not set, and we end up eagerly evaluating various variables that try
> > > to invoke CC_COMPAT.
> >
> > Upstream commit is fine, but 5.10 port misses the 2> part of the
> > change.
> 
> You're right; thanks for the report. Greg, can you drop this version
> of the backport for 5.10 and 5.4? I'll resubmit an updated version.

Now dropped, thanks.

greg k-h