Re: [PATCH v2] lockdep: add lockdep_cleanup_dead_cpu()

From: kernel test robot
Date: Mon Oct 30 2023 - 12:38:39 EST

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In reply to: David Woodhouse: "[PATCH v3] lockdep: add lockdep_cleanup_dead_cpu()"
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Hi David,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/smp/core]
[also build test ERROR on tip/locking/core linus/master v6.6 next-20231030]
[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#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/David-Woodhouse/lockdep-add-lockdep_cleanup_dead_cpu/20231029-032722
base: tip/smp/core
patch link: https://lore.kernel.org/r/635fa006e8f3816b4a36b964d6281f0d8efa789b.camel%40infradead.org
patch subject: [PATCH v2] lockdep: add lockdep_cleanup_dead_cpu()
config: sparc64-defconfig (https://download.01.org/0day-ci/archive/20231031/202310310038.MkdWejfv-lkp@xxxxxxxxx/config)
compiler: sparc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231031/202310310038.MkdWejfv-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310310038.MkdWejfv-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from arch/sparc/kernel/unaligned_64.c:12:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/thread_info.h:27,
from include/asm-generic/preempt.h:5,
from ./arch/sparc/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:79,
from include/linux/spinlock.h:56,
from include/linux/mmzone.h:8,
from include/linux/gfp.h:7,
from include/linux/slab.h:16,
from arch/sparc/kernel/adi_64.c:10:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/adi_64.c:124:21: error: no previous prototype for 'find_tag_store' [-Werror=missing-prototypes]
124 | tag_storage_desc_t *find_tag_store(struct mm_struct *mm,
| ^~~~~~~~~~~~~~
arch/sparc/kernel/adi_64.c:156:21: error: no previous prototype for 'alloc_tag_store' [-Werror=missing-prototypes]
156 | tag_storage_desc_t *alloc_tag_store(struct mm_struct *mm,
| ^~~~~~~~~~~~~~~
arch/sparc/kernel/adi_64.c:299:6: error: no previous prototype for 'del_tag_store' [-Werror=missing-prototypes]
299 | void del_tag_store(tag_storage_desc_t *tag_desc, struct mm_struct *mm)
| ^~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from arch/sparc/kernel/pcr.c:6:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/pcr.c:47:6: error: no previous prototype for 'arch_irq_work_raise' [-Werror=missing-prototypes]
47 | void arch_irq_work_raise(void)
| ^~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/linux/mm_types_task.h:13,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from include/linux/moduleloader.h:6,
from arch/sparc/kernel/module.c:8:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/module.c: In function 'module_frob_arch_sections':
arch/sparc/kernel/module.c:62:15: error: variable 'strtab' set but not used [-Werror=unused-but-set-variable]
62 | char *strtab;
| ^~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from arch/sparc/kernel/pci_sun4v.c:7:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/pci_sun4v.c:258:15: error: no previous prototype for 'dma_4v_iotsb_bind' [-Werror=missing-prototypes]
258 | unsigned long dma_4v_iotsb_bind(unsigned long devhandle,
| ^~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from arch/sparc/kernel/uprobes.c:12:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/uprobes.c:237:17: error: no previous prototype for 'uprobe_trap' [-Werror=missing-prototypes]
237 | asmlinkage void uprobe_trap(struct pt_regs *regs,
| ^~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from include/linux/sched/mm.h:5,
from arch/sparc/kernel/traps_64.c:13:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/traps_64.c:252:6: error: no previous prototype for 'is_no_fault_exception' [-Werror=missing-prototypes]
252 | bool is_no_fault_exception(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~~~
arch/sparc/kernel/traps_64.c:2034:6: error: no previous prototype for 'do_mcd_err' [-Werror=missing-prototypes]
2034 | void do_mcd_err(struct pt_regs *regs, struct sun4v_error_entry ent)
| ^~~~~~~~~~
arch/sparc/kernel/traps_64.c:2152:6: error: no previous prototype for 'sun4v_nonresum_error_user_handled' [-Werror=missing-prototypes]
2152 | bool sun4v_nonresum_error_user_handled(struct pt_regs *regs,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/sparc/kernel/traps_64.c:2839:13: error: no previous prototype for 'trap_init' [-Werror=missing-prototypes]
2839 | void __init trap_init(void)
| ^~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/thread_info.h:27,
from arch/sparc/include/asm/current.h:15,
from include/linux/sched.h:12,
from arch/sparc/kernel/setup_64.c:10:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/setup_64.c:615:13: error: no previous prototype for 'alloc_irqstack_bootmem' [-Werror=missing-prototypes]
615 | void __init alloc_irqstack_bootmem(void)
| ^~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/thread_info.h:27,
from arch/sparc/include/asm/current.h:15,
from include/linux/sched.h:12,
from arch/sparc/kernel/time_64.c:14:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/kernel/time_64.c:880:20: error: no previous prototype for 'sched_clock' [-Werror=missing-prototypes]
880 | unsigned long long sched_clock(void)
| ^~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/asm-generic/cmpxchg-local.h:6,
from arch/sparc/include/asm/cmpxchg_64.h:111,
from arch/sparc/include/asm/cmpxchg.h:5,
from arch/sparc/include/asm/atomic_64.h:12,
from arch/sparc/include/asm/atomic.h:5,
from include/linux/atomic.h:7,
from include/asm-generic/bitops/lock.h:5,
from arch/sparc/include/asm/bitops_64.h:52,
from arch/sparc/include/asm/bitops.h:5,
from include/linux/bitops.h:68,
from include/linux/kernel.h:22,
from arch/sparc/mm/init_64.c:10:
>> include/linux/irqflags.h:36:54: error: 'struct task_struct' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
36 | struct task_struct *idle) {}
| ^~~~~~~~~~~
arch/sparc/mm/init_64.c: In function 'arch_hugetlb_valid_size':
arch/sparc/mm/init_64.c:355:24: error: variable 'hv_pgsz_idx' set but not used [-Werror=unused-but-set-variable]
355 | unsigned short hv_pgsz_idx;
| ^~~~~~~~~~~
arch/sparc/mm/init_64.c: At top level:
arch/sparc/mm/init_64.c:2630:6: error: no previous prototype for 'vmemmap_free' [-Werror=missing-prototypes]
2630 | void vmemmap_free(unsigned long start, unsigned long end,
| ^~~~~~~~~~~~
cc1: all warnings being treated as errors

vim +36 include/linux/irqflags.h

19
20 /* Currently lockdep_softirqs_on/off is used only by lockdep */
21 #ifdef CONFIG_PROVE_LOCKING
22 extern void lockdep_softirqs_on(unsigned long ip);
23 extern void lockdep_softirqs_off(unsigned long ip);
24 extern void lockdep_hardirqs_on_prepare(void);
25 extern void lockdep_hardirqs_on(unsigned long ip);
26 extern void lockdep_hardirqs_off(unsigned long ip);
27 extern void lockdep_cleanup_dead_cpu(unsigned int cpu,
28 struct task_struct *idle);
29 #else
30 static inline void lockdep_softirqs_on(unsigned long ip) { }
31 static inline void lockdep_softirqs_off(unsigned long ip) { }
32 static inline void lockdep_hardirqs_on_prepare(void) { }
33 static inline void lockdep_hardirqs_on(unsigned long ip) { }
34 static inline void lockdep_hardirqs_off(unsigned long ip) { }
35 static inline void lockdep_cleanup_dead_cpu(unsigned int cpu,
> 36 struct task_struct *idle) {}
37 #endif
38

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Next message: Michael Kelley (LINUX): "RE: [PATCH] Fixing warning cast removes address space '__iomem' of expression"
Previous message: Alain Volmat: "Re: [PATCH v2 3/3] media: i2c: gc2145: Galaxy Core GC2145 sensor support"
In reply to: David Woodhouse: "[PATCH v3] lockdep: add lockdep_cleanup_dead_cpu()"
Next in thread: Peter Zijlstra: "Re: [PATCH] lockdep: add lockdep_cleanup_dead_cpu()"
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