tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 92477dd1faa650e50bd3bb35a6c0b8d09198cc35 commit: 3e58e839150db0857dfcb3a0bb3d4af4c6ac1abf scripts: kernel-doc: add warning for comment not following kernel-doc syntax date: 6 months ago config: openrisc-buildonly-randconfig-r006-20210927 (attached as .config) compiler: or1k-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e58e839150db0857dfcb3a0bb3d4af4c6ac1abf git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 3e58e839150db0857dfcb3a0bb3d4af4c6ac1abf # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=openrisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/openrisc/mm/ioremap.c:108: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * OK, this one's a bit tricky... ioremap can get called before memory is -- certs/system_keyring.c:41: warning: Function parameter or member 'dest_keyring' not described in 'restrict_link_by_builtin_trusted' certs/system_keyring.c:41: warning: Function parameter or member 'type' not described in 'restrict_link_by_builtin_trusted' certs/system_keyring.c:41: warning: Function parameter or member 'payload' not described in 'restrict_link_by_builtin_trusted' certs/system_keyring.c:41: warning: Function parameter or member 'restriction_key' not described in 'restrict_link_by_builtin_trusted' certs/system_keyring.c:41: warning: expecting prototype for restrict_link_to_builtin_trusted(). Prototype was for restrict_link_by_builtin_trusted() instead certs/system_keyring.c:60: warning: Function parameter or member 'dest_keyring' not described in 'restrict_link_by_builtin_and_secondary_trusted' certs/system_keyring.c:60: warning: Function parameter or member 'type' not described in 'restrict_link_by_builtin_and_secondary_trusted' certs/system_keyring.c:60: warning: Function parameter or member 'payload' not described in 'restrict_link_by_builtin_and_secondary_trusted' certs/system_keyring.c:60: warning: Function parameter or member 'restrict_key' not described in 'restrict_link_by_builtin_and_secondary_trusted' >> certs/system_keyring.c:75: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Allocate a struct key_restriction for the "builtin and secondary trust" -- >> drivers/gpio/gpio-max730x.c:3: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Copyright (C) 2006 Juergen Beisert, Pengutronix -- >> drivers/regulator/act8945a-regulator.c:19: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * ACT8945A Global Register Map. drivers/regulator/act8945a-regulator.c:50: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Field Definitions. drivers/regulator/act8945a-regulator.c:58: warning: expecting prototype for ACT8945A Voltage Number(). Prototype was for ACT8945A_VOLTAGE_NUM() instead -- drivers/rtc/rtc-tps80031.c:45: warning: expecting prototype for Setting bit to 1 in STOP_RTC will run the RTC and(). Prototype was for STOP_RTC() instead >> drivers/rtc/rtc-tps80031.c:57: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * PMU RTC have only 2 nibbles to store year information, so using an -- >> drivers/thermal/rockchip_thermal.c:64: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * The max sensors is two in rockchip SoCs. drivers/thermal/rockchip_thermal.c:179: warning: expecting prototype for TSADC Sensor Register description(). Prototype was for TSADCV2_USER_CON() instead drivers/thermal/rockchip_thermal.c:1221: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Reset TSADC Controller, reset all tsadc registers. -- lib/cpumask.c:114: warning: Function parameter or member 'node' not described in 'alloc_cpumask_var_node' >> lib/cpumask.c:239: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Returns an arbitrary cpu within srcp1 & srcp2. -- >> drivers/video/backlight/ili922x.c:85: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * START_BYTE(id, rs, rw) drivers/video/backlight/ili922x.c:104: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * CHECK_FREQ_REG(spi_device s, spi_transfer x) - Check the frequency -- >> drivers/w1/slaves/w1_ds28e04.c:57: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Check the file size bounds and adjusts count as needed. drivers/w1/slaves/w1_ds28e04.c:149: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Writes to the scratchpad and reads it back for verification. vim +108 arch/openrisc/mm/ioremap.c 61e85e367535a7 Jonas Bonn 2011-06-04 106 61e85e367535a7 Jonas Bonn 2011-06-04 107 /** 61e85e367535a7 Jonas Bonn 2011-06-04 @108 * OK, this one's a bit tricky... ioremap can get called before memory is 61e85e367535a7 Jonas Bonn 2011-06-04 109 * initialized (early serial console does this) and will want to alloc a page 61e85e367535a7 Jonas Bonn 2011-06-04 110 * for its mapping. No userspace pages will ever get allocated before memory 61e85e367535a7 Jonas Bonn 2011-06-04 111 * is initialized so this applies only to kernel pages. In the event that 61e85e367535a7 Jonas Bonn 2011-06-04 112 * this is called before memory is initialized we allocate the page using 61e85e367535a7 Jonas Bonn 2011-06-04 113 * the memblock infrastructure. 61e85e367535a7 Jonas Bonn 2011-06-04 114 */ 61e85e367535a7 Jonas Bonn 2011-06-04 115 :::::: The code at line 108 was first introduced by commit :::::: 61e85e367535a7b6385b404bef93928768140f96 OpenRISC: Memory management :::::: TO: Jonas Bonn :::::: CC: Jonas Bonn --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org