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Sun, 07 Feb 2021 17:13:57 -0800 (PST) Received: from localhost ([2a01:4b00:8432:8a00:63de:dd93:20be:f460]) by smtp.gmail.com with ESMTPSA id z22sm8254087edb.88.2021.02.07.17.13.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Feb 2021 17:13:57 -0800 (PST) Date: Mon, 8 Feb 2021 01:13:56 +0000 From: Chris Down To: kernel test robot Cc: linux-kernel@vger.kernel.org, kbuild-all@lists.01.org, Petr Mladek , Sergey Senozhatsky , John Ogness , Johannes Weiner , Andrew Morton , Linux Memory Management List , kernel-team@fb.com Subject: Re: [PATCH] printk: Userspace format enumeration support Message-ID: References: <202102080635.uqNxyQZp-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <202102080635.uqNxyQZp-lkp@intel.com> User-Agent: Mutt/2.0.5 (da5e3282) (2021-01-21) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: kernel test robot writes: >All errors (new ones prefixed by >>): > > /usr/bin/ld: arch/um/drivers/xterm.o: in function `xterm_open': >>> xterm.c:(.text+0x16b): undefined reference to `printk' >>> /usr/bin/ld: xterm.c:(.text+0x1a8): undefined reference to `printk' > /usr/bin/ld: xterm.c:(.text+0x1f4): undefined reference to `printk' > /usr/bin/ld: xterm.c:(.text+0x25e): undefined reference to `printk' > /usr/bin/ld: xterm.c:(.text+0x2b5): undefined reference to `printk' > /usr/bin/ld: arch/um/drivers/xterm.o:xterm.c:(.text+0x31c): more undefined references to `printk' follow > collect2: error: ld returned 1 exit status Ah yes, since it just uses it as extern. I'll fix it for v2.