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Fri, 24 Oct 2025 15:52:19 +0000 Date: Fri, 24 Oct 2025 08:52:17 -0700 From: Justinien Bouron To: Andy Shevchenko CC: , , , Andrew Morton , Baoquan He , Nathan Chancellor , Nick Desaulniers , Bill Wendling , "Justin Stitt" Subject: Re: [resend, PATCH v2 1/1] kexec: Remove unused code in kimage_load_cma_segment() Message-ID: References: <20250916125124.3094021-2-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-Editor: VIM - Vi IMproved 9.1 X-Originating-IP: [10.106.100.47] X-ClientProxiedBy: EX19D033UWA004.ant.amazon.com (10.13.139.85) To EX19D001UWA001.ant.amazon.com (10.13.138.214) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251024_085225_011634_6BEC981E X-CRM114-Status: GOOD ( 29.85 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On Fri, Oct 24, 2025 at 03:03:05PM +0200, Andy Shevchenko wrote: > On Mon, Oct 13, 2025 at 11:48:24PM +0300, Andy Shevchenko wrote: > > On Tue, Sep 23, 2025 at 10:50:55AM -0700, Justinien Bouron wrote: > > > On Tue, Sep 16, 2025 at 02:51:09PM +0200, Andy Shevchenko wrote: > > > > clang is not happy about set but unused variable: > > > > > > > > kernel/kexec_core.c:745:16: error: variable 'maddr' set but not used [-Werror,-Wunused-but-set-variable] > > > > 745 | unsigned long maddr; > > > > | ^ > > > > 1 error generated. > > > > > > > > Fix the compilation breakage (`make W=1` build) by removing unused variable. > > > > > > > > As Nathan noted, GCC 16 produces the similar warning; > > > > > > > > Fixes: f4fecb50d6e1 ("kexec_core: remove superfluous page offset handling in segment loading") > > > FYI the commit this patch is fixing (i.e. f4fecb50d6e1) is going to need a > > > second revision as well (I haven't submitted it yet, still working on it), this > > > means that your "Fixes:" tag will need to be changed again, requiring a 3rd > > > revision. > > > > > > I am not sure what is the proper way forward here. Should I: > > > - Send my v2, without fixing the unused variable and then you send your v3 > > > with the updated "Fixes:" tag pointing to my v2. > > > - OR fixing the unused variable in my v2 (i.e. "absorb" this patch in my > > > v2). > > > > Second is the best (integrate this fix into yours v2). > > > > > In the latter case, I am not sure how I am supposed to credit the work in this > > > case? Do I need to add another "Signed-off-by: Andy Shevchenko" besides mine? > > > > Just in the comment block (after the cutter '---' line and before the diff) in > > a free words. No need for any special tags for this in such a case. > > > > > I'm still learning the ropes on how to contribute through the mailing list so I > > > would be grateful if you could share your input on what's the proper way forward > > > here. > > Any news, folks, please? The bug is still in Linux Next and prevents me from > building my stuff cleanly. V3 is up: https://lore.kernel.org/lkml/20251024155009.39502-1-jbouron@amazon.com/ Best, Justinien Bouron > > -- > With Best Regards, > Andy Shevchenko > >