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Tue, 05 Apr 2022 14:57:11 +0000 Date: Tue, 5 Apr 2022 22:56:51 +0800 From: kernel test robot To: Sven Peter Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [asahilinux:nvme-v2 5/6] drivers/soc/apple/rtkit.c:591:21: warning: no previous prototype for 'apple_rtkit_init' Message-ID: <202204052220.DC2iBfq3-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/AsahiLinux/linux nvme-v2 head: 76835054c23e3e3505f5967d8580d86618aca6ec commit: 689dd69e59bb68b19066104c34670d5dc272c946 [5/6] soc: apple: Add RTKit IPC library config: ia64-buildonly-randconfig-r002-20220405 (https://download.01.org/0day-ci/archive/20220405/202204052220.DC2iBfq3-lkp@intel.com/config) compiler: ia64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/AsahiLinux/linux/commit/689dd69e59bb68b19066104c34670d5dc272c946 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux nvme-v2 git checkout 689dd69e59bb68b19066104c34670d5dc272c946 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/soc/apple/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/soc/apple/rtkit.c:591:21: warning: no previous prototype for 'apple_rtkit_init' [-Wmissing-prototypes] 591 | struct apple_rtkit *apple_rtkit_init(struct device *dev, void *cookie, | ^~~~~~~~~~~~~~~~ >> drivers/soc/apple/rtkit.c:805:6: warning: no previous prototype for 'apple_rtkit_free' [-Wmissing-prototypes] 805 | void apple_rtkit_free(struct apple_rtkit *rtk) | ^~~~~~~~~~~~~~~~ vim +/apple_rtkit_init +591 drivers/soc/apple/rtkit.c 590 > 591 struct apple_rtkit *apple_rtkit_init(struct device *dev, void *cookie, 592 const char *mbox_name, int mbox_idx, 593 const struct apple_rtkit_ops *ops) 594 { 595 struct apple_rtkit *rtk; 596 int ret; 597 598 if (!ops) 599 return ERR_PTR(-EINVAL); 600 601 rtk = kzalloc(sizeof(*rtk), GFP_KERNEL); 602 if (!rtk) 603 return ERR_PTR(-ENOMEM); 604 605 rtk->dev = dev; 606 rtk->cookie = cookie; 607 rtk->ops = ops; 608 609 init_completion(&rtk->epmap_completion); 610 init_completion(&rtk->reinit_completion); 611 init_completion(&rtk->iop_pwr_ack_completion); 612 init_completion(&rtk->ap_pwr_ack_completion); 613 614 bitmap_zero(rtk->endpoints, APPLE_RTKIT_MAX_ENDPOINTS); 615 set_bit(APPLE_RTKIT_EP_MGMT, rtk->endpoints); 616 617 rtk->mbox_name = mbox_name; 618 rtk->mbox_idx = mbox_idx; 619 rtk->mbox_cl.dev = dev; 620 rtk->mbox_cl.tx_block = true; 621 rtk->mbox_cl.knows_txdone = false; 622 rtk->mbox_cl.rx_callback = &apple_rtkit_rx_callback; 623 624 ret = apple_rtkit_request_mbox_chan(rtk); 625 if (ret) 626 return (struct apple_rtkit *)ERR_PTR(ret); 627 628 return rtk; 629 } 630 -- 0-DAY CI Kernel Test Service https://01.org/lkp