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Date: Thu, 25 Jan 2024 10:40:21 +0800
From: Baoquan He <bhe@redhat.com>
To: Suren Baghdasaryan <surenb@google.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux Next Mailing List <linux-next@vger.kernel.org>
Subject: Re: linux-next: build failure after merge of the mm tree
Message-ID: <ZbHKFS05kMMqJK/N@MiWiFi-R3L-srv>
References: <20240125102333.6701aa08@canb.auug.org.au>
 <CAJuCfpEyOd2Y-5gMGPhWDDKe+fEdFOGRCw8CnFkk8Si=1hOo=A@mail.gmail.com>
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On 01/24/24 at 03:52pm, Suren Baghdasaryan wrote:
> On Wed, Jan 24, 2024 at 3:24 PM Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> >
> > Hi all,
> >
> > After merging the mm tree, today's linux-next build (powerpc
> > ppc64_defconfig) failed like this:
> >
> > make[4]: *** No rule to make target 'kernel/elfcorehdr.o', needed by 'kernel/built-in.a'.  Stop.
> >
> > Presumably caused by commit
> >
> >   1777bfb42f56 ("crash: remove dependency of FA_DUMP on CRASH_DUMP")
> >
> > from the mm-unstable branch of the mm tree.  It looks like the expected
> > file rename did not happen.
> >
> > I have applied the following (git) patch for today.
> 
> I've got the same error in mm-unstable and your patch below fixed it. Thanks!

This happened in v2 merging. I doubt there's something wrong with Andrew's
patch merging script regarding this kind of patch renaming.

> 
> >
> > From: Stephen Rothwell <sfr@canb.auug.org.au>
> > Date: Thu, 25 Jan 2024 09:58:54 +1100
> > Subject: [PATCH] fix up for "crash: remove dependency of FA_DUMP on
> >  CRASH_DUMP"
> >
> > Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
> > ---
> >  kernel/{crash_dump.c => elfcorehdr.c} | 0
> >  1 file changed, 0 insertions(+), 0 deletions(-)
> >  rename kernel/{crash_dump.c => elfcorehdr.c} (100%)
> >
> > diff --git a/kernel/crash_dump.c b/kernel/elfcorehdr.c
> > similarity index 100%
> > rename from kernel/crash_dump.c
> > rename to kernel/elfcorehdr.c
> > --
> > 2.43.0
> >
> > --
> > Cheers,
> > Stephen Rothwell
>