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Fri, 18 Oct 2024 15:09:30 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Fri, 18 Oct 2024 19:09:10 +0000 From: "Arnd Bergmann" To: "Kuniyuki Iwashima" , "Arnd Bergmann" Cc: "Alexander Lobakin" , "Kunwu Chan" , "David S . Miller" , "David Ahern" , "Eric Dumazet" , "Jakub Kicinski" , linux-kernel@vger.kernel.org, "Li Zetao" , Netdev , "Paolo Abeni" Message-Id: <95170855-21fc-45b4-a393-176883f7dd52@app.fastmail.com> In-Reply-To: <20241018163100.88905-1-kuniyu@amazon.com> References: <20241018151217.3558216-1-arnd@kernel.org> <20241018163100.88905-1-kuniyu@amazon.com> Subject: Re: [PATCH] ipmr: Don't mark ip6mr_rtnl_msg_handlers as __initconst Content-Type: text/plain Content-Transfer-Encoding: 7bit On Fri, Oct 18, 2024, at 16:31, Kuniyuki Iwashima wrote: > From: Arnd Bergmann > Date: Fri, 18 Oct 2024 15:12:14 +0000 >> From: Arnd Bergmann >> >> This gets referenced by the ip6_mr_cleanup function, so it must not be >> discarded early: >> >> WARNING: modpost: vmlinux: section mismatch in reference: ip6_mr_cleanup+0x14 (section: .exit.text) -> ip6mr_rtnl_msg_handlers (section: .init.rodata) >> ERROR: modpost: Section mismatches detected. >> Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them. >> >> Fixes: 3ac84e31b33e ("ipmr: Use rtnl_register_many().") >> Signed-off-by: Arnd Bergmann > > Hi, > > I posted this yesterday. > https://lore.kernel.org/netdev/20241017174732.39487-1-kuniyu@amazon.com/ Right, your may be better then. I was confused by the function name suggesting that this would be called in the module_exit path, but I now see that it is only called at init time, so that works. Arnd