[broonie-ci:kvm-arm64-sme 26/30] arch/arm64/include/asm/fpsimd.h:790:59: error: use of undeclared identifier 'SME_VQ_INVALID'

kernel test robot <[email protected]>
Newsgroups dev.linux.lists.llvm,dev.linux.lists.oe-kbuild-all
Message-ID <[email protected]> 
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/ci.git kvm-arm64-sme
head:   489202b3db0a02f59477f8ec63009dc3d998341f
commit: e698ce954a7916331bb640d94f345a0a23f99d18 [26/30] KVM: arm64: Provide interface for configuring and enabling SME for guests
config: arm64-randconfig-002-20260708 (https://download.01.org/0day-ci/archive/20260708/[email protected]/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 0a2fb2a2269da0e2a3e230beb6cad39ca314db33)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260708/[email protected]/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 <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

All errors (new ones prefixed by >>):

   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:14:
   In file included from include/linux/resource_ext.h:11:
   In file included from include/linux/slab.h:17:
   In file included from include/linux/gfp.h:7:
   In file included from include/linux/mmzone.h:8:
   In file included from include/linux/spinlock.h:95:
   In file included from arch/arm64/include/asm/spinlock.h:9:
   In file included from ./arch/arm64/include/generated/asm/qrwlock.h:1:
   In file included from include/asm-generic/qrwlock.h:18:
   In file included from arch/arm64/include/asm/processor.h:419:
>> arch/arm64/include/asm/fpsimd.h:790:59: error: use of undeclared identifier 'SME_VQ_INVALID'
     790 | static inline int sme_max_virtualisable_vl(void) { return SME_VQ_INVALID; }
         |                                                           ^~~~~~~~~~~~~~
   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:15:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:141:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   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] |
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:15:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:141:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   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] |
         |                                       ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:15:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:141:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   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;
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:15:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:141:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:6:
   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;
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from arch/arm64/kernel/asm-offsets.c:11:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:15:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:141:


vim +/SME_VQ_INVALID +790 arch/arm64/include/asm/fpsimd.h

   785	
   786	static inline void sme_alloc(struct task_struct *task, bool flush) { }
   787	static inline void sme_setup(void) { }
   788	static inline unsigned int sme_get_vl(void) { return 0; }
   789	static inline int sme_max_vl(void) { return 0; }
 > 790	static inline int sme_max_virtualisable_vl(void) { return SME_VQ_INVALID; }
   791	static inline int sme_set_current_vl(unsigned long arg) { return -EINVAL; }
   792	static inline int sme_get_current_vl(void) { return -EINVAL; }
   793	static inline void sme_suspend_exit(void) { }
   794	

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