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X-CSE-ConnectionGUID: IrQOcCOhR9iBrhhPockmJg== X-CSE-MsgGUID: XWS7ypESSKCA3AT9IbDnHQ== X-IronPort-AV: E=McAfee;i="6800,10657,11648"; a="85617449" X-IronPort-AV: E=Sophos;i="6.21,164,1763452800"; d="scan'208";a="85617449" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Dec 2025 01:49:58 -0800 X-CSE-ConnectionGUID: /QyQSHNhSheUWBHfPdLRig== X-CSE-MsgGUID: KoC7+QUqSza6PhAvGNZrQA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,164,1763452800"; d="scan'208";a="199566234" Received: from igk-lkp-server01.igk.intel.com (HELO 8a0c053bdd2a) ([10.211.93.152]) by fmviesa008.fm.intel.com with ESMTP; 21 Dec 2025 01:49:57 -0800 Received: from kbuild by 8a0c053bdd2a with local (Exim 4.98.2) (envelope-from ) id 1vXG4Z-0000000050G-1guQ; Sun, 21 Dec 2025 09:49:55 +0000 Date: Sun, 21 Dec 2025 10:49:15 +0100 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android15-6.6 1/1] kernel/bpf/dmabuf_iter.c:128:29: warning: no previous prototype for 'bpf_iter_dmabuf_next' Message-ID: <202512211046.chAx6DtB-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://android.googlesource.com/kernel/common android15-6.6 head: 16aa689262af24cd0897f463b3d0dd9ecee6b37c commit: 755db8b11c512ff80570c0a57821350f2ba67937 [1/1] BACKPORT: bpf: Add open coded dmabuf iterator config: x86_64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251221/202512211046.chAx6DtB-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251221/202512211046.chAx6DtB-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202512211046.chAx6DtB-lkp@intel.com/ All warnings (new ones prefixed by >>): kernel/bpf/dmabuf_iter.c:117:17: warning: no previous prototype for 'bpf_iter_dmabuf_new' [-Wmissing-prototypes] 117 | __bpf_kfunc int bpf_iter_dmabuf_new(struct bpf_iter_dmabuf *it) | ^~~~~~~~~~~~~~~~~~~ >> kernel/bpf/dmabuf_iter.c:128:29: warning: no previous prototype for 'bpf_iter_dmabuf_next' [-Wmissing-prototypes] 128 | __bpf_kfunc struct dma_buf *bpf_iter_dmabuf_next(struct bpf_iter_dmabuf *it) | ^~~~~~~~~~~~~~~~~~~~ >> kernel/bpf/dmabuf_iter.c:140:18: warning: no previous prototype for 'bpf_iter_dmabuf_destroy' [-Wmissing-prototypes] 140 | __bpf_kfunc void bpf_iter_dmabuf_destroy(struct bpf_iter_dmabuf *it) | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/bpf_iter_dmabuf_next +128 kernel/bpf/dmabuf_iter.c 127 > 128 __bpf_kfunc struct dma_buf *bpf_iter_dmabuf_next(struct bpf_iter_dmabuf *it) 129 { 130 struct bpf_iter_dmabuf_kern *kit = (void *)it; 131 132 if (kit->dmabuf) 133 kit->dmabuf = dma_buf_iter_next(kit->dmabuf); 134 else 135 kit->dmabuf = dma_buf_iter_begin(); 136 137 return kit->dmabuf; 138 } 139 > 140 __bpf_kfunc void bpf_iter_dmabuf_destroy(struct bpf_iter_dmabuf *it) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki