From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [peterz-queue:perf/core 26/39] arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
Date: Tue, 07 Jul 2020 03:39:48 +0800 [thread overview]
Message-ID: <202007070345.ILUNskpS%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/core
head: beb0aaf811f551900f60359d0ca5288257f03664
commit: b7e384bec88604ec36df7a4667a09a4749b943d3 [26/39] perf/x86/intel/lbr: Unify the stored format of LBR information
config: i386-tinyconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
git checkout b7e384bec88604ec36df7a4667a09a4749b943d3
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/fork.c:54:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/exit.c:42:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/exit.c:1714:13: warning: no previous prototype for 'abort' [-Wmissing-prototypes]
1714 | __weak void abort(void)
| ^~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/time/hrtimer.c:30:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/time/hrtimer.c:120:21: warning: initialized field overwritten [-Woverride-init]
120 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME,
| ^~~~~~~~~~~~~~~~~~~~~
kernel/time/hrtimer.c:120:21: note: (near initialization for 'hrtimer_clock_to_base_table[0]')
kernel/time/hrtimer.c:121:22: warning: initialized field overwritten [-Woverride-init]
121 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC,
| ^~~~~~~~~~~~~~~~~~~~~~
kernel/time/hrtimer.c:121:22: note: (near initialization for 'hrtimer_clock_to_base_table[1]')
kernel/time/hrtimer.c:122:21: warning: initialized field overwritten [-Woverride-init]
122 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME,
| ^~~~~~~~~~~~~~~~~~~~~
kernel/time/hrtimer.c:122:21: note: (near initialization for 'hrtimer_clock_to_base_table[7]')
kernel/time/hrtimer.c:123:17: warning: initialized field overwritten [-Woverride-init]
123 | [CLOCK_TAI] = HRTIMER_BASE_TAI,
| ^~~~~~~~~~~~~~~~
kernel/time/hrtimer.c:123:17: note: (near initialization for 'hrtimer_clock_to_base_table[11]')
kernel/time/hrtimer.c: In function '__run_hrtimer':
kernel/time/hrtimer.c:1483:7: warning: variable 'expires_in_hardirq' set but not used [-Wunused-but-set-variable]
1483 | bool expires_in_hardirq;
| ^~~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/time/posix-stubs.c:13:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/time/posix-stubs.c:25:17: warning: no previous prototype for 'sys_ni_posix_timers' [-Wmissing-prototypes]
25 | asmlinkage long sys_ni_posix_timers(void)
| ^~~~~~~~~~~~~~~~~~~
kernel/time/posix-stubs.c:73:5: warning: no previous prototype for 'do_clock_gettime' [-Wmissing-prototypes]
73 | int do_clock_gettime(clockid_t which_clock, struct timespec64 *tp)
| ^~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/events/core.c:34:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/events/core.c:6493:6: warning: no previous prototype for 'perf_pmu_snapshot_aux' [-Wmissing-prototypes]
6493 | long perf_pmu_snapshot_aux(struct perf_buffer *rb,
| ^~~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/printk/printk.c:36:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
In file included from kernel/printk/printk.c:60:
kernel/printk/internal.h:59:20: warning: no previous prototype for 'vprintk_func' [-Wmissing-prototypes]
59 | __printf(1, 0) int vprintk_func(const char *fmt, va_list args) { return 0; }
| ^~~~~~~~~~~~
kernel/printk/printk.c:174:5: warning: no previous prototype for 'devkmsg_sysctl_set_loglvl' [-Wmissing-prototypes]
174 | int devkmsg_sysctl_set_loglvl(struct ctl_table *table, int write,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/sched/sched.h:65,
from kernel/sched/core.c:9:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/sched/core.c: In function 'ttwu_stat':
kernel/sched/core.c:2160:13: warning: variable 'rq' set but not used [-Wunused-but-set-variable]
2160 | struct rq *rq;
| ^~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/sched/sched.h:65,
from kernel/sched/fair.c:23:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/sched/fair.c:5352:6: warning: no previous prototype for 'init_cfs_bandwidth' [-Wmissing-prototypes]
5352 | void init_cfs_bandwidth(struct cfs_bandwidth *cfs_b) {}
| ^~~~~~~~~~~~~~~~~~
kernel/sched/fair.c:11078:6: warning: no previous prototype for 'free_fair_sched_group' [-Wmissing-prototypes]
11078 | void free_fair_sched_group(struct task_group *tg) { }
| ^~~~~~~~~~~~~~~~~~~~~
kernel/sched/fair.c:11080:5: warning: no previous prototype for 'alloc_fair_sched_group' [-Wmissing-prototypes]
11080 | int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
| ^~~~~~~~~~~~~~~~~~~~~~
kernel/sched/fair.c:11085:6: warning: no previous prototype for 'online_fair_sched_group' [-Wmissing-prototypes]
11085 | void online_fair_sched_group(struct task_group *tg) { }
| ^~~~~~~~~~~~~~~~~~~~~~~
kernel/sched/fair.c:11087:6: warning: no previous prototype for 'unregister_fair_sched_group' [-Wmissing-prototypes]
11087 | void unregister_fair_sched_group(struct task_group *tg) { }
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/syscall.h:7,
from include/linux/syscalls.h:85,
from kernel/sched/sched.h:65,
from kernel/sched/rt.c:6:
>> arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members
290 | struct lbr_entry lbr[]; /* Variable length */
| ^~~
kernel/sched/rt.c:253:6: warning: no previous prototype for 'free_rt_sched_group' [-Wmissing-prototypes]
253 | void free_rt_sched_group(struct task_group *tg) { }
| ^~~~~~~~~~~~~~~~~~~
kernel/sched/rt.c:255:5: warning: no previous prototype for 'alloc_rt_sched_group' [-Wmissing-prototypes]
255 | int alloc_rt_sched_group(struct task_group *tg, struct task_group *parent)
| ^~~~~~~~~~~~~~~~~~~~
kernel/sched/rt.c:668:6: warning: no previous prototype for 'sched_rt_bandwidth_account' [-Wmissing-prototypes]
668 | bool sched_rt_bandwidth_account(struct rt_rq *rt_rq)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
vim +290 arch/x86/include/asm/perf_event.h
288
289 struct pebs_lbr {
> 290 struct lbr_entry lbr[]; /* Variable length */
291 };
292
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next reply other threads:[~2020-07-06 19:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-06 19:39 kernel test robot [this message]
2020-07-07 1:08 ` [peterz-queue:perf/core 26/39] arch/x86/include/asm/perf_event.h:290:19: error: flexible array member in a struct with no named members Liang, Kan
2020-07-07 10:24 ` Peter Zijlstra
2020-07-07 13:51 ` Gustavo A. R. Silva
2020-07-07 14:44 ` Peter Zijlstra
2020-07-07 14:55 ` Liang, Kan
2020-07-07 14:50 ` Liang, Kan
2020-07-07 15:05 ` Gustavo A. R. Silva
2020-07-07 15:24 ` Liang, Kan
2020-07-07 17:09 ` Peter Zijlstra
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