From: kernel test robot <lkp@intel.com>
To: Yury Norov <yury.norov@gmail.com>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [norov:cpumask_next_wrap 4/9] include/linux/cpumask.h:291:6: error: use of undeclared identifier 'n'
Date: Sun, 6 Oct 2024 09:53:27 +0800 [thread overview]
Message-ID: <202410060952.EmE4OVrn-lkp@intel.com> (raw)
tree: https://github.com/norov/linux cpumask_next_wrap
head: 064db2e196607c2f2afa41380b0c9adf68a239d6
commit: fd224778f474e339cce1fe59438ee07f446a02d7 [4/9] cpumask: temp cpumask_next_wrap__
config: s390-allnoconfig (https://download.01.org/0day-ci/archive/20241006/202410060952.EmE4OVrn-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project fef3566a25ff0e34fb87339ba5e13eca17cec00f)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241006/202410060952.EmE4OVrn-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410060952.EmE4OVrn-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:7:
In file included from include/linux/hardirq.h:5:
In file included from include/linux/context_tracking_state.h:5:
In file included from include/linux/percpu.h:5:
In file included from include/linux/alloc_tag.h:13:
>> include/linux/cpumask.h:291:6: error: use of undeclared identifier 'n'
291 | if (n != -1)
| ^
include/linux/cpumask.h:292:17: error: use of undeclared identifier 'n'
292 | cpumask_check(n);
| ^
include/linux/cpumask.h:293:67: error: use of undeclared identifier 'n'
293 | return find_next_bit_wrap(cpumask_bits(src), small_cpumask_bits, n + 1);
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
99 | set->sig[1] | set->sig[0]) == 0;
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
101 | return (set->sig[1] | set->sig[0]) == 0;
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
114 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:114:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
114 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:115:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
115 | (set1->sig[2] == set2->sig[2]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:115:21: warning: array index 2 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
115 | (set1->sig[2] == set2->sig[2]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:116:5: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
116 | (set1->sig[1] == set2->sig[1]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:116:21: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
116 | (set1->sig[1] == set2->sig[1]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:119:11: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
119 | return (set1->sig[1] == set2->sig[1]) &&
| ^ ~
arch/s390/include/asm/signal.h:22:9: note: array 'sig' declared here
22 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:11:
include/linux/signal.h:119:27: warning: array index 1 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
119 | return (set1->sig[1] == set2->sig[1]) &&
vim +/n +291 include/linux/cpumask.h
286
287 static __always_inline
288 unsigned int cpumask_next_wrap__(int start, const struct cpumask *src)
289 {
290 /* -1 is a legal arg here. */
> 291 if (n != -1)
292 cpumask_check(n);
293 return find_next_bit_wrap(cpumask_bits(src), small_cpumask_bits, n + 1);
294 }
295
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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