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SubjectRe: [PATCH V6] perf/x86: add sysfs entry to freeze counter on SMI
Hi Kan,

[auto build test WARNING on tip/x86/core]
[also build test WARNING on v4.11 next-20170512]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/kan-liang-intel-com/perf-x86-add-sysfs-entry-to-freeze-counter-on-SMI/20170512-223452
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All warnings (new ones prefixed by >>):

arch/x86/events/intel/core.c: In function 'freeze_on_smi_show':
>> arch/x86/events/intel/core.c:3581:24: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long unsigned int' [-Wformat=]
return sprintf(buf, "%d\n", x86_pmu.attr_freeze_on_smi);
^

vim +3581 arch/x86/events/intel/core.c

3565 EVENT_PTR(mem_ld_hsw),
3566 EVENT_PTR(mem_st_hsw),
3567 EVENT_PTR(td_slots_issued),
3568 EVENT_PTR(td_slots_retired),
3569 EVENT_PTR(td_fetch_bubbles),
3570 EVENT_PTR(td_total_slots),
3571 EVENT_PTR(td_total_slots_scale),
3572 EVENT_PTR(td_recovery_bubbles),
3573 EVENT_PTR(td_recovery_bubbles_scale),
3574 NULL
3575 };
3576
3577 static ssize_t freeze_on_smi_show(struct device *cdev,
3578 struct device_attribute *attr,
3579 char *buf)
3580 {
> 3581 return sprintf(buf, "%d\n", x86_pmu.attr_freeze_on_smi);
3582 }
3583
3584 static DEFINE_MUTEX(freeze_on_smi_mutex);
3585
3586 static ssize_t freeze_on_smi_store(struct device *cdev,
3587 struct device_attribute *attr,
3588 const char *buf, size_t count)
3589 {

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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