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Message-ID: <202111180758.nFyJUMVf-lkp@intel.com>
Date: Thu, 18 Nov 2021 07:21:39 +0800
From: kernel test robot <lkp@...el.com>
To: Like Xu <like.xu.linux@...il.com>,
Paolo Bonzini <pbonzini@...hat.com>
Cc: kbuild-all@...ts.01.org, Sean Christopherson <seanjc@...gle.com>,
Vitaly Kuznetsov <vkuznets@...hat.com>,
Wanpeng Li <wanpengli@...cent.com>,
Jim Mattson <jmattson@...gle.com>,
Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
linux-kernel@...r.kernel.org, Like Xu <likexu@...cent.com>,
Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 6/7] perf: x86/core: Add interface to query
perfmon_event_map[] directly
Hi Like,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on kvm/queue]
[also build test ERROR on tip/perf/core mst-vhost/linux-next linus/master v5.16-rc1 next-20211117]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Like-Xu/KVM-x86-pmu-Four-functional-fixes/20211112-175332
base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue
config: x86_64-randconfig-c022-20211115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/43c9d66955e7ece2fd8f6c03cc606cf72be8e8d4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Like-Xu/KVM-x86-pmu-Four-functional-fixes/20211112-175332
git checkout 43c9d66955e7ece2fd8f6c03cc606cf72be8e8d4
# save the attached .config to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.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/trace_events.h:21,
from include/trace/define_trace.h:102,
from drivers/base/regmap/trace.h:257,
from drivers/base/regmap/regmap.c:23:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
--
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:87,
from init/main.c:21:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
init/main.c:788:20: warning: no previous prototype for 'mem_encrypt_init' [-Wmissing-prototypes]
788 | void __init __weak mem_encrypt_init(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:87,
from include/linux/entry-common.h:7,
from arch/x86/include/asm/idtentry.h:9,
from arch/x86/include/asm/traps.h:9,
from arch/x86/mm/extable.c:9:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
arch/x86/mm/extable.c:27:16: warning: no previous prototype for 'ex_handler_default' [-Wmissing-prototypes]
27 | __visible bool ex_handler_default(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:37:16: warning: no previous prototype for 'ex_handler_fault' [-Wmissing-prototypes]
37 | __visible bool ex_handler_fault(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:58:16: warning: no previous prototype for 'ex_handler_fprestore' [-Wmissing-prototypes]
58 | __visible bool ex_handler_fprestore(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:73:16: warning: no previous prototype for 'ex_handler_uaccess' [-Wmissing-prototypes]
73 | __visible bool ex_handler_uaccess(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:84:16: warning: no previous prototype for 'ex_handler_copy' [-Wmissing-prototypes]
84 | __visible bool ex_handler_copy(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~
arch/x86/mm/extable.c:96:16: warning: no previous prototype for 'ex_handler_rdmsr_unsafe' [-Wmissing-prototypes]
96 | __visible bool ex_handler_rdmsr_unsafe(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:113:16: warning: no previous prototype for 'ex_handler_wrmsr_unsafe' [-Wmissing-prototypes]
113 | __visible bool ex_handler_wrmsr_unsafe(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~~~~~~
arch/x86/mm/extable.c:129:16: warning: no previous prototype for 'ex_handler_clear_fs' [-Wmissing-prototypes]
129 | __visible bool ex_handler_clear_fs(const struct exception_table_entry *fixup,
| ^~~~~~~~~~~~~~~~~~~
--
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:87,
from kernel/exit.c:42:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
kernel/exit.c:1810:13: warning: no previous prototype for 'abort' [-Wmissing-prototypes]
1810 | __weak void abort(void)
| ^~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/trace_events.h:10,
from include/trace/trace_events.h:21,
from include/trace/define_trace.h:102,
from include/trace/events/vmscan.h:460,
from mm/vmscan.c:63:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
mm/vmscan.c: In function 'demote_page_list':
mm/vmscan.c:1340:6: warning: variable 'err' set but not used [-Wunused-but-set-variable]
1340 | int err;
| ^~~
--
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:87,
from fs/pipe.c:24:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
fs/pipe.c:755:15: warning: no previous prototype for 'account_pipe_buffers' [-Wmissing-prototypes]
755 | unsigned long account_pipe_buffers(struct user_struct *user,
| ^~~~~~~~~~~~~~~~~~~~
fs/pipe.c:761:6: warning: no previous prototype for 'too_many_pipe_buffers_soft' [-Wmissing-prototypes]
761 | bool too_many_pipe_buffers_soft(unsigned long user_bufs)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
fs/pipe.c:768:6: warning: no previous prototype for 'too_many_pipe_buffers_hard' [-Wmissing-prototypes]
768 | bool too_many_pipe_buffers_hard(unsigned long user_bufs)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
fs/pipe.c:775:6: warning: no previous prototype for 'pipe_is_unprivileged_user' [-Wmissing-prototypes]
775 | bool pipe_is_unprivileged_user(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
fs/pipe.c:1245:5: warning: no previous prototype for 'pipe_resize_ring' [-Wmissing-prototypes]
1245 | int pipe_resize_ring(struct pipe_inode_info *pipe, unsigned int nr_slots)
| ^~~~~~~~~~~~~~~~
--
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:87,
from fs/d_path.c:2:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
fs/d_path.c:320:7: warning: no previous prototype for 'simple_dname' [-Wmissing-prototypes]
320 | char *simple_dname(struct dentry *dentry, char *buffer, int buflen)
| ^~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/hw_breakpoint.h:5,
from kernel/trace/trace.h:15,
from kernel/trace/trace_output.h:6,
from kernel/trace/ftrace.c:45:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
kernel/trace/ftrace.c:302:5: warning: no previous prototype for '__register_ftrace_function' [-Wmissing-prototypes]
302 | int __register_ftrace_function(struct ftrace_ops *ops)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
kernel/trace/ftrace.c:345:5: warning: no previous prototype for '__unregister_ftrace_function' [-Wmissing-prototypes]
345 | int __unregister_ftrace_function(struct ftrace_ops *ops)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
kernel/trace/ftrace.c:3876:15: warning: no previous prototype for 'arch_ftrace_match_adjust' [-Wmissing-prototypes]
3876 | char * __weak arch_ftrace_match_adjust(char *str, const char *search)
| ^~~~~~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/hw_breakpoint.h:5,
from kernel/trace/trace.h:15,
from kernel/trace/trace.c:53:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
kernel/trace/trace.c: In function 'trace_check_vprintf':
kernel/trace/trace.c:3837:3: warning: function 'trace_check_vprintf' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
3837 | trace_seq_vprintf(&iter->seq, iter->fmt, ap);
| ^~~~~~~~~~~~~~~~~
kernel/trace/trace.c:3892:3: warning: function 'trace_check_vprintf' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
3892 | trace_seq_vprintf(&iter->seq, p, ap);
| ^~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/hw_breakpoint.h:5,
from kernel/trace/trace.h:15,
from kernel/trace/trace_output.h:6,
from kernel/trace/trace_output.c:14:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
kernel/trace/trace_output.c: In function 'trace_output_raw':
kernel/trace/trace_output.c:331:2: warning: function 'trace_output_raw' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
331 | trace_seq_vprintf(s, trace_event_format(iter, fmt), ap);
| ^~~~~~~~~~~~~~~~~
--
In file included from include/linux/perf_event.h:25,
from include/linux/hw_breakpoint.h:5,
from kernel/trace/trace.h:15,
from kernel/trace/trace_preemptirq.c:13:
>> arch/x86/include/asm/perf_event.h:500:1: error: expected identifier or '(' before '{' token
500 | {
| ^
kernel/trace/trace_preemptirq.c:88:16: warning: no previous prototype for 'trace_hardirqs_on_caller' [-Wmissing-prototypes]
88 | __visible void trace_hardirqs_on_caller(unsigned long caller_addr)
| ^~~~~~~~~~~~~~~~~~~~~~~~
kernel/trace/trace_preemptirq.c:103:16: warning: no previous prototype for 'trace_hardirqs_off_caller' [-Wmissing-prototypes]
103 | __visible void trace_hardirqs_off_caller(unsigned long caller_addr)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
..
vim +500 arch/x86/include/asm/perf_event.h
492
493 #if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL)
494 extern struct perf_guest_switch_msr *perf_guest_get_msrs(int *nr);
495 extern u64 perf_get_hw_event_config(int perf_hw_id);
496 extern int x86_perf_get_lbr(struct x86_pmu_lbr *lbr);
497 #else
498 struct perf_guest_switch_msr *perf_guest_get_msrs(int *nr);
499 u64 perf_get_hw_event_config(int perf_hw_id);
> 500 {
501 return 0;
502 }
503 static inline int x86_perf_get_lbr(struct x86_pmu_lbr *lbr)
504 {
505 return -1;
506 }
507 #endif
508
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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