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Thu, 28 Mar 2024 12:12:43 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.11.0-alpha0-333-gbfea15422e-fm-20240327.001-gbfea1542 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: In-Reply-To: <25b5f2297c98500ed91971a61ccc4bfa5921035e.camel@redhat.com> References: <20240328143051.1069575-1-arnd@kernel.org> <20240328143051.1069575-7-arnd@kernel.org> <25b5f2297c98500ed91971a61ccc4bfa5921035e.camel@redhat.com> Date: Thu, 28 Mar 2024 17:12:03 +0100 From: "Arnd Bergmann" To: "Philipp Stanner" , "Arnd Bergmann" , linux-kernel@vger.kernel.org, "Ryusuke Konishi" , "Nathan Chancellor" Cc: "Nick Desaulniers" , "Bill Wendling" , "Justin Stitt" , "Andrew Morton" , "Christian Brauner" , "Jeff Layton" , "Thorsten Blum" , linux-nilfs@vger.kernel.org, llvm@lists.linux.dev Subject: Re: [PATCH 6/9] nilfs2: fix out-of-range warning Content-Type: text/plain On Thu, Mar 28, 2024, at 16:21, Philipp Stanner wrote: > On Thu, 2024-03-28 at 15:30 +0100, Arnd Bergmann wrote: >> >> This is ok, so just shut up that warning with a cast. > > nit: > It's not a warning, but actually a compile error, right? I build with CONFIG_WERROR=y, which turns all warnings into errors. It's just a warning without that, and is currently only enabled when building with 'make W=1', though the point of my series is to have it always enabled. > (no idea why they make that an error btw. Warning would be perfectly > fine) > >> >> Signed-off-by: Arnd Bergmann > > Should / could that be backported to stable kernels in case people > start building those with clang-14? It's clearly harmless and could be backported, but it is not needed either since older kernels will keep the option as part of W=1, not the default. Arnd