[mmotm:master 440/471] arch/x86/oprofile/op_model_p4.c:375:37: sparse: incorrect type in initializer (different address spaces)

[mmotm:master 440/471] arch/x86/oprofile/op_model_p4.c:375:37: sparse: incorrect type in initializer (different address spaces)

[kbuild test robot]

tree:   git://git.cmpxchg.org/linux-mmotm.git master
head:   f6bf2766c2091cbf8ffcc2c5009875dbdb678282
commit: 07e5ae0b24fb7e704e91414c30a2321e703e7764 [440/471] x86: replace __get_cpu_var uses
reproduce: make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> arch/x86/oprofile/op_model_p4.c:375:37: sparse: incorrect type in initializer (different address spaces)
   arch/x86/oprofile/op_model_p4.c:375:37:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/oprofile/op_model_p4.c:375:37:    got struct cpumask *<noident>
--
   arch/x86/xen/time.c:141:33: sparse: implicit cast to nocast type
>> arch/x86/xen/time.c:161:15: sparse: incorrect type in initializer (different address spaces)
   arch/x86/xen/time.c:161:15:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/xen/time.c:161:15:    got struct pvclock_vcpu_time_info *<noident>
   arch/x86/xen/time.c:178:43: sparse: cannot dereference this type
--
>> arch/x86/kernel/apic/x2apic_cluster.c:45:24: sparse: incorrect type in initializer (different address spaces)
   arch/x86/kernel/apic/x2apic_cluster.c:45:24:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/kernel/apic/x2apic_cluster.c:45:24:    got struct cpumask *<noident>
--
   arch/x86/kernel/cpu/perf_event_p4.c:593:3: sparse: symbol 'p4_event_aliases' was not declared. Should it be static?
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>
>> arch/x86/include/asm/perf_event_p4.h:192:45: sparse: incorrect type in initializer (different address spaces)
   arch/x86/include/asm/perf_event_p4.h:192:45:    expected void const [noderef] <asn:3>*__vpp_verify
   arch/x86/include/asm/perf_event_p4.h:192:45:    got struct cpumask *<noident>

vim +375 arch/x86/oprofile/op_model_p4.c

   359	#define CCCR_SET_ESCR_SELECT(cccr, sel) ((cccr) |= (((sel) & 0x07) << 13))
   360	#define CCCR_SET_PMI_OVF_0(cccr) ((cccr) |= (1<<26))
   361	#define CCCR_SET_PMI_OVF_1(cccr) ((cccr) |= (1<<27))
   362	#define CCCR_SET_ENABLE(cccr) ((cccr) |= (1<<12))
   363	#define CCCR_SET_DISABLE(cccr) ((cccr) &= ~(1<<12))
   364	#define CCCR_OVF_P(cccr) ((cccr) & (1U<<31))
   365	#define CCCR_CLEAR_OVF(cccr) ((cccr) &= (~(1U<<31)))
   366	
   367	
   368	/* this assigns a "stagger" to the current CPU, which is used throughout
   369	   the code in this module as an extra array offset, to select the "even"
   370	   or "odd" part of all the divided resources. */
   371	static unsigned int get_stagger(void)
   372	{
   373	#ifdef CONFIG_SMP
   374		int cpu = smp_processor_id();
 > 375		return cpu != cpumask_first(this_cpu_ptr(cpu_sibling_map));
   376	#endif
   377		return 0;
   378	}
   379	
   380	
   381	/* finally, mediate access to a real hardware counter
   382	   by passing a "virtual" counter numer to this macro,
   383	   along with your stagger setting. */

---
0-DAY kernel build testing backend              Open Source Technology Center
http://lists.01.org/mailman/listinfo/kbuild                 Intel Corporation

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