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Date: Thu, 10 Apr 2025 22:55:54 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: tip-bot2 for Josh Poimboeuf <tip-bot2@linutronix.de>,
	linux-tip-commits@vger.kernel.org,
	kernel test robot <lkp@intel.com>, x86@kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [tip: objtool/urgent] objtool: Fix false-positive "ignoring
 unreachables" warning
Message-ID: <Z_gwWnvENF6DY6h-@gmail.com>
References: <5eb28eeb6a724b7d945a961cfdcf8d41e6edf3dc.1744238814.git.jpoimboe@kernel.org>
 <174426568347.31282.17971680226674649784.tip-bot2@tip-bot2>
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* Josh Poimboeuf <jpoimboe@kernel.org> wrote:

> On Thu, Apr 10, 2025 at 06:14:43AM +0000, tip-bot2 for Josh Poimboeuf wrote:
> > The following commit has been merged into the objtool/urgent branch of tip:
> > 
> > Commit-ID:     8af6f0fe9c4340ed97f0ba4f3f6cc7bb16558e87
> > Gitweb:        https://git.kernel.org/tip/8af6f0fe9c4340ed97f0ba4f3f6cc7bb16558e87
> > Author:        Josh Poimboeuf <jpoimboe@kernel.org>
> > AuthorDate:    Wed, 09 Apr 2025 15:49:36 -07:00
> > Committer:     Ingo Molnar <mingo@kernel.org>
> > CommitterDate: Thu, 10 Apr 2025 08:03:05 +02:00
> > 
> > objtool: Fix false-positive "ignoring unreachables" warning
> > 
> > There's no need to try to automatically disable unreachable warnings if
> > they've already been manually disabled due to CONFIG_KCOV quirks.
> > 
> > This avoids a spurious warning with a KCOV kernel:
> > 
> >   fs/smb/client/cifs_unicode.o: warning: objtool: cifsConvertToUTF16.part.0+0xce5: ignoring unreachables due to jump table quirk
> > 
> > Reported-by: kernel test robot <lkp@intel.com>
> > Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
> > Signed-off-by: Ingo Molnar <mingo@kernel.org>
> > Link: https://lore.kernel.org/r/5eb28eeb6a724b7d945a961cfdcf8d41e6edf3dc.1744238814.git.jpoimboe@kernel.org
> > 
> > Closes: https://lore.kernel.org/r/202504090910.QkvTAR36-lkp@intel.com/
> 
> Superfluous newline there.

Fixed. Not sure what happened there.

> Also, this probably could use a fixes tag:
> 
> Fixes: eeff7ac61526 ("objtool: Warn when disabling unreachable warnings")

Added that one too.

Thanks!

	Ingo