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Fri, 08 Apr 2022 07:10:37 -0700 (PDT) Received: from treble ([2600:1700:6e32:6c00::15]) by smtp.gmail.com with ESMTPSA id n13-20020a37a40d000000b0069bdff39d1bsm892281qke.36.2022.04.08.07.10.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Apr 2022 07:10:36 -0700 (PDT) Date: Fri, 8 Apr 2022 07:10:34 -0700 From: Josh Poimboeuf To: Peter Zijlstra Cc: x86@kernel.org, linux-kernel@vger.kernel.org, rick.p.edgecombe@intel.com Subject: Re: [PATCH 0/4] objtool: Fixes Message-ID: <20220408141034.nof6d6l2e3dowlbn@treble> References: <20220408094552.432447640@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20220408094552.432447640@infradead.org> X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H4,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 08, 2022 at 11:45:52AM +0200, Peter Zijlstra wrote: > Fix various objtool whinges: > > lib/strnlen_user.o: warning: objtool: strnlen_user()+0x33: call to do_strnlen_user() with UACCESS enabled > lib/strncpy_from_user.o: warning: objtool: strncpy_from_user()+0x33: call to do_strncpy_from_user() with UACCESS enabled > > vmlinux.o: warning: objtool: pvh_start_xen()+0x0: unreachable > vmlinux.o: warning: objtool: start_secondary()+0x10e: unreachable > vmlinux.o: warning: objtool: asm_exc_xen_unknown_trap()+0x16: unreachable instruction Acked-by: Josh Poimboeuf -- Josh