[asahilinux:tbt-reset-wip 16/16] drivers/pci/probe.c:6:9: warning: 'DEBUG' macro redefined

tree:   https://github.com/AsahiLinux/linux tbt-reset-wip
head:   bb0656db5a81399cee865239cc885749f06e3d04
commit: bb0656db5a81399cee865239cc885749f06e3d04 [16/16] enable debug in various places
config: sparc64-randconfig-r071-20260809 (https://download.01.org/0day-ci/archive/20260810/[email protected]/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 12df34b8469b8095359de8c249cb1b2753fadeea)
smatch: v0.5.0-9187-g5189e3fb
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260810/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

>> drivers/pci/probe.c:6:9: warning: 'DEBUG' macro redefined [-Wmacro-redefined]
       6 | #define DEBUG
         |         ^
   <command line>:3:9: note: previous definition is here
       3 | #define DEBUG 1
         |         ^
   1 warning generated.


vim +/DEBUG +6 drivers/pci/probe.c

   > 6	#define DEBUG
     7	#include <linux/array_size.h>
     8	#include <linux/kernel.h>
     9	#include <linux/delay.h>
    10	#include <linux/init.h>
    11	#include <linux/pci.h>
    12	#include <linux/msi.h>
    13	#include <linux/of_pci.h>
    14	#include <linux/of_platform.h>
    15	#include <linux/platform_device.h>
    16	#include <linux/pci_hotplug.h>
    17	#include <linux/slab.h>
    18	#include <linux/sprintf.h>
    19	#include <linux/module.h>
    20	#include <linux/cpumask.h>
    21	#include <linux/aer.h>
    22	#include <linux/acpi.h>
    23	#include <linux/hypervisor.h>
    24	#include <linux/irqdomain.h>
    25	#include <linux/pm_runtime.h>
    26	#include <linux/bitfield.h>
    27	#include <trace/events/pci.h>
    28	#include "pci.h"
    29	

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