* [jimc:dd-drm-next 6/8] drivers/gpu/drm/drm_print.c:60:1: error: expected identifier
@ 2021-08-16 5:13 kernel test robot
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From: kernel test robot @ 2021-08-16 5:13 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/jimc/linux.git dd-drm-next
head: 7c9c791fee34dc8f3ef72a288efd6de7b48d5fb2
commit: fde769af5cc2d7134533d623f5808d114843263e [6/8] drm_print: add choice to use dynamic debug in drm-debug
config: powerpc-randconfig-r023-20210816 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 44d0a99a12ec7ead4d2f5ef649ba05b40f6d463d)
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
# install powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc64-linux-gnu
# https://github.com/jimc/linux/commit/fde769af5cc2d7134533d623f5808d114843263e
git remote add jimc https://github.com/jimc/linux.git
git fetch --no-tags jimc dd-drm-next
git checkout fde769af5cc2d7134533d623f5808d114843263e
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:124:1: note: expanded from here
__do_outl
^
arch/powerpc/include/asm/io.h:537:62: note: expanded from macro '__do_outl'
#define __do_outl(val, port) writel(val,(PCI_IO_ADDR)_IO_BASE+port);
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:43:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insb, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:138:1: note: expanded from here
__do_insb
^
arch/powerpc/include/asm/io.h:556:56: note: expanded from macro '__do_insb'
#define __do_insb(p, b, n) readsb((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:45:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insw, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:140:1: note: expanded from here
__do_insw
^
arch/powerpc/include/asm/io.h:557:56: note: expanded from macro '__do_insw'
#define __do_insw(p, b, n) readsw((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:47:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insl, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:142:1: note: expanded from here
__do_insl
^
arch/powerpc/include/asm/io.h:558:56: note: expanded from macro '__do_insl'
#define __do_insl(p, b, n) readsl((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:49:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsb, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:144:1: note: expanded from here
__do_outsb
^
arch/powerpc/include/asm/io.h:559:58: note: expanded from macro '__do_outsb'
#define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:51:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsw, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:146:1: note: expanded from here
__do_outsw
^
arch/powerpc/include/asm/io.h:560:58: note: expanded from macro '__do_outsw'
#define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/gpu/drm/drm_print.c:30:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:53:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsl, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:148:1: note: expanded from here
__do_outsl
^
arch/powerpc/include/asm/io.h:561:58: note: expanded from macro '__do_outsl'
#define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
>> drivers/gpu/drm/drm_print.c:60:1: error: expected identifier
DEFINE_DYNAMIC_DEBUG_CATEGORIES(debug, __drm_debug,
^
include/linux/dynamic_debug.h:267:27: note: expanded from macro 'DEFINE_DYNAMIC_DEBUG_CATEGORIES'
module_param_cbd(fsname, ¶m_ops_dyndbg, &var, 0644, \
^
>> drivers/gpu/drm/drm_print.c:60:1: warning: declaration specifier missing, defaulting to 'int'
include/linux/dynamic_debug.h:267:2: note: expanded from macro 'DEFINE_DYNAMIC_DEBUG_CATEGORIES'
module_param_cbd(fsname, ¶m_ops_dyndbg, &var, 0644, \
^
>> drivers/gpu/drm/drm_print.c:60:1: error: this function declaration is not a prototype [-Werror,-Wstrict-prototypes]
include/linux/dynamic_debug.h:267:18: note: expanded from macro 'DEFINE_DYNAMIC_DEBUG_CATEGORIES'
module_param_cbd(fsname, ¶m_ops_dyndbg, &var, 0644, \
^
13 warnings and 2 errors generated.
vim +60 drivers/gpu/drm/drm_print.c
57
58 #ifdef CONFIG_DRM_USE_DYNAMIC_DEBUG
59 #include <linux/dynamic_debug.h>
> 60 DEFINE_DYNAMIC_DEBUG_CATEGORIES(debug, __drm_debug,
61 DRM_DEBUG_DESC,
62 _DD_cat_(DRM_DBG_CAT_CORE),
63 _DD_cat_(DRM_DBG_CAT_DRIVER),
64 _DD_cat_(DRM_DBG_CAT_KMS),
65 _DD_cat_(DRM_DBG_CAT_PRIME),
66 _DD_cat_(DRM_DBG_CAT_ATOMIC),
67 _DD_cat_(DRM_DBG_CAT_VBL),
68 _DD_cat_(DRM_DBG_CAT_STATE),
69 _DD_cat_(DRM_DBG_CAT_LEASE),
70 _DD_cat_(DRM_DBG_CAT_DP),
71 _DD_cat_(DRM_DBG_CAT_DRMRES));
72
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-08-16 5:13 [jimc:dd-drm-next 6/8] drivers/gpu/drm/drm_print.c:60:1: error: expected identifier kernel test robot
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