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Date:   Sat, 3 Sep 2022 18:30:04 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [peterz-queue:perf/core 38/46] include/linux/perf_event.h:643:22:
 error: '__lockdep_enabled' undeclared

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/core
head:   9cbc59d1cbddfa6ecbd8fadd3205c8f21703071d
commit: 813fd841611afc9a4aba13e239e33ed0062ec673 [38/46] perf: Add a few assertions
config: arm-randconfig-s053-20220901 (https://download.01.org/0day-ci/archive/20220903/202209031847.nxAniAUH-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=813fd841611afc9a4aba13e239e33ed0062ec673
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue perf/core
        git checkout 813fd841611afc9a4aba13e239e33ed0062ec673
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/perf/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   In file included from arch/arm/include/asm/bug.h:60,
                    from include/linux/ktime.h:26,
                    from include/linux/hrtimer_defs.h:5,
                    from include/linux/hrtimer.h:15,
                    from drivers/perf/arm-ccn.c:8:
   drivers/perf/arm-ccn.c: In function 'arm_ccn_pmu_event_init':
>> include/linux/perf_event.h:643:22: error: '__lockdep_enabled' undeclared (first use in this function)
     643 |         WARN_ON_ONCE(__lockdep_enabled &&                       \
         |                      ^~~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:167:32: note: in definition of macro 'WARN_ON'
     167 |         int __ret_warn_on = !!(condition);                              \
         |                                ^~~~~~~~~
   include/linux/perf_event.h:643:9: note: in expansion of macro 'WARN_ON_ONCE'
     643 |         WARN_ON_ONCE(__lockdep_enabled &&                       \
         |         ^~~~~~~~~~~~
   include/linux/perf_event.h:651:9: note: in expansion of macro 'lockdep_assert_event_ctx'
     651 |         lockdep_assert_event_ctx(event);                        \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/perf/arm-ccn.c:835:9: note: in expansion of macro 'for_each_sibling_event'
     835 |         for_each_sibling_event(sibling, event->group_leader) {
         |         ^~~~~~~~~~~~~~~~~~~~~~
   include/linux/perf_event.h:643:22: note: each undeclared identifier is reported only once for each function it appears in
     643 |         WARN_ON_ONCE(__lockdep_enabled &&                       \
         |                      ^~~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:167:32: note: in definition of macro 'WARN_ON'
     167 |         int __ret_warn_on = !!(condition);                              \
         |                                ^~~~~~~~~
   include/linux/perf_event.h:643:9: note: in expansion of macro 'WARN_ON_ONCE'
     643 |         WARN_ON_ONCE(__lockdep_enabled &&                       \
         |         ^~~~~~~~~~~~
   include/linux/perf_event.h:651:9: note: in expansion of macro 'lockdep_assert_event_ctx'
     651 |         lockdep_assert_event_ctx(event);                        \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/perf/arm-ccn.c:835:9: note: in expansion of macro 'for_each_sibling_event'
     835 |         for_each_sibling_event(sibling, event->group_leader) {
         |         ^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/perf_event.h:644:37: error: 'hardirqs_enabled' undeclared (first use in this function)
     644 |                      (this_cpu_read(hardirqs_enabled) ||        \
         |                                     ^~~~~~~~~~~~~~~~
   include/asm-generic/bug.h:167:32: note: in definition of macro 'WARN_ON'
     167 |         int __ret_warn_on = !!(condition);                              \
         |                                ^~~~~~~~~
   include/linux/perf_event.h:643:9: note: in expansion of macro 'WARN_ON_ONCE'
     643 |         WARN_ON_ONCE(__lockdep_enabled &&                       \
         |         ^~~~~~~~~~~~
   include/linux/percpu-defs.h:507:41: note: in expansion of macro '__pcpu_size_call_return'
     507 | #define this_cpu_read(pcp)              __pcpu_size_call_return(this_cpu_read_, pcp)
         |                                         ^~~~~~~~~~~~~~~~~~~~~~~
   include/linux/perf_event.h:644:23: note: in expansion of macro 'this_cpu_read'
     644 |                      (this_cpu_read(hardirqs_enabled) ||        \
         |                       ^~~~~~~~~~~~~
   include/linux/perf_event.h:651:9: note: in expansion of macro 'lockdep_assert_event_ctx'
     651 |         lockdep_assert_event_ctx(event);                        \
         |         ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/perf/arm-ccn.c:835:9: note: in expansion of macro 'for_each_sibling_event'
     835 |         for_each_sibling_event(sibling, event->group_leader) {
         |         ^~~~~~~~~~~~~~~~~~~~~~


vim +/__lockdep_enabled +643 include/linux/perf_event.h

   634	
   635	/*
   636	 * event->sibling_list is modified whole holding both ctx->lock and ctx->mutex
   637	 * as such iteration must hold either lock. However, since ctx->lock is an IRQ
   638	 * safe lock, and is only held by the CPU doing the modification, having IRQs
   639	 * disabled is sufficient since it will hold-off the IPIs.
   640	 */
   641	#ifdef CONFIG_LOCKDEP
   642	#define lockdep_assert_event_ctx(event)				\
 > 643		WARN_ON_ONCE(__lockdep_enabled &&			\
 > 644			     (this_cpu_read(hardirqs_enabled) ||	\
   645			      lockdep_is_held(&(event)->ctx->mutex) != LOCK_STATE_HELD))
   646	#else
   647	#define lockdep_assert_event_ctx(event)
   648	#endif
   649	

-- 
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