* [bcachefs:header_cleanup 50/50] include/linux/sched.h:1775:7: error: implicit declaration of function 'cpumask_test_cpu' is invalid in C99
@ 2023-12-17 21:53 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-12-17 21:53 UTC (permalink / raw)
To: Kent Overstreet; +Cc: llvm, oe-kbuild-all, Kent Overstreet
tree: https://evilpiepirate.org/git/bcachefs.git header_cleanup
head: 7288b19e061b7aa3f46f685e9944af128f10ffd5
commit: 7288b19e061b7aa3f46f685e9944af128f10ffd5 [50/50] Kill sched.h dependency on rcupdate.h
config: um-allyesconfig (https://download.01.org/0day-ci/archive/20231218/202312180536.V2R0cTQw-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231218/202312180536.V2R0cTQw-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/202312180536.V2R0cTQw-lkp@intel.com/
All errors (new ones prefixed by >>):
arch/x86/um/user-offsets.c:17:6: warning: no previous prototype for function 'foo' [-Wmissing-prototypes]
void foo(void)
^
arch/x86/um/user-offsets.c:17:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void foo(void)
^
static
1 warning generated.
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
include/linux/sched.h:554:3: error: redefinition of '____cacheline_aligned' with a different type: 'struct sched_statistics' vs 'struct sched_avg'
} ____cacheline_aligned;
^
include/linux/sched.h:512:3: note: previous definition is here
} ____cacheline_aligned;
^
include/linux/sched.h:841:8: error: unknown type name 'cpumask_t'
const cpumask_t *cpus_ptr;
^
include/linux/sched.h:842:2: error: unknown type name 'cpumask_t'
cpumask_t *user_cpus_ptr;
^
include/linux/sched.h:843:2: error: unknown type name 'cpumask_t'
cpumask_t cpus_mask;
^
include/linux/sched.h:1559:24: error: field has incomplete type 'struct thread_struct'
struct thread_struct thread;
^
include/linux/sched.h:1559:9: note: forward declaration of 'struct thread_struct'
struct thread_struct thread;
^
include/linux/sched.h:1747:51: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
extern int cpuset_cpumask_can_shrink(const struct cpumask *cur, const struct cpumask *trial);
^
include/linux/sched.h:1770:76: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
^
include/linux/sched.h:1773:76: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
static inline int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
^
>> include/linux/sched.h:1775:7: error: implicit declaration of function 'cpumask_test_cpu' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
if (!cpumask_test_cpu(0, new_mask))
^
include/linux/sched.h:1790:78: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
static inline int dl_task_check_affinity(struct task_struct *p, const struct cpumask *mask)
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
In file included from include/linux/sched.h:2138:
In file included from arch/x86/include/asm/spinlock.h:27:
In file included from arch/x86/include/asm/qspinlock.h:7:
include/asm-generic/qspinlock_types.h:44:3: error: typedef redefinition with different types ('struct qspinlock' vs 'struct arch_spinlock_t')
} arch_spinlock_t;
^
include/linux/spinlock_types_up.h:25:20: note: previous definition is here
typedef struct { } arch_spinlock_t;
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
In file included from include/linux/sched.h:2138:
In file included from arch/x86/include/asm/spinlock.h:27:
In file included from arch/x86/include/asm/qspinlock.h:7:
include/asm-generic/qspinlock_types.h:49:9: warning: '__ARCH_SPIN_LOCK_UNLOCKED' macro redefined [-Wmacro-redefined]
#define __ARCH_SPIN_LOCK_UNLOCKED { { .val = ATOMIC_INIT(0) } }
^
include/linux/spinlock_types_up.h:27:9: note: previous definition is here
#define __ARCH_SPIN_LOCK_UNLOCKED { }
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
In file included from include/linux/sched.h:2138:
In file included from arch/x86/include/asm/spinlock.h:43:
In file included from arch/x86/include/asm/qrwlock.h:5:
include/asm-generic/qrwlock_types.h:27:3: error: typedef redefinition with different types ('struct qrwlock' vs 'struct arch_rwlock_t')
} arch_rwlock_t;
^
include/linux/spinlock_types_up.h:33:3: note: previous definition is here
} arch_rwlock_t;
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
In file included from include/linux/sched.h:2138:
In file included from arch/x86/include/asm/spinlock.h:43:
In file included from arch/x86/include/asm/qrwlock.h:5:
include/asm-generic/qrwlock_types.h:29:9: warning: '__ARCH_RW_LOCK_UNLOCKED' macro redefined [-Wmacro-redefined]
#define __ARCH_RW_LOCK_UNLOCKED { \
^
include/linux/spinlock_types_up.h:35:9: note: previous definition is here
#define __ARCH_RW_LOCK_UNLOCKED { }
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
In file included from include/linux/sched.h:2138:
In file included from arch/x86/include/asm/spinlock.h:43:
In file included from arch/x86/include/asm/qrwlock.h:6:
include/asm-generic/qrwlock.h:132:29: error: incompatible pointer types passing 'arch_spinlock_t *' to parameter of type 'struct qspinlock *' [-Werror,-Wincompatible-pointer-types]
return arch_spin_is_locked(&lock->wait_lock);
^~~~~~~~~~~~~~~~
include/asm-generic/qspinlock.h:143:55: note: expanded from macro 'arch_spin_is_locked'
#define arch_spin_is_locked(l) queued_spin_is_locked(l)
^
include/asm-generic/qspinlock.h:51:68: note: passing argument to parameter 'lock' here
static __always_inline int queued_spin_is_locked(struct qspinlock *lock)
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:3:
include/linux/sched.h:2155:55: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask);
^
include/linux/sched.h:2156:49: warning: declaration of 'struct cpumask' will not be visible outside of this function [-Wvisibility]
extern long sched_getaffinity(pid_t pid, struct cpumask *mask);
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:5:
In file included from include/linux/crypto.h:15:
In file included from include/linux/completion.h:12:
In file included from include/linux/swait.h:7:
In file included from include/linux/spinlock.h:63:
In file included from include/linux/lockdep.h:14:
In file included from include/linux/smp.h:13:
include/linux/cpumask.h:500:29: error: static declaration of 'cpumask_test_cpu' follows non-static declaration
static __always_inline bool cpumask_test_cpu(int cpu, const struct cpumask *cpumask)
^
include/linux/sched.h:1775:7: note: previous implicit declaration is here
if (!cpumask_test_cpu(0, new_mask))
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:5:
In file included from include/linux/crypto.h:15:
In file included from include/linux/completion.h:12:
In file included from include/linux/swait.h:7:
In file included from include/linux/spinlock.h:97:
include/linux/spinlock_up.h:62:9: warning: 'arch_spin_is_locked' macro redefined [-Wmacro-redefined]
#define arch_spin_is_locked(lock) ((void)(lock), 0)
^
include/asm-generic/qspinlock.h:143:9: note: previous definition is here
#define arch_spin_is_locked(l) queued_spin_is_locked(l)
^
In file included from arch/um/kernel/asm-offsets.c:1:
In file included from arch/x86/um/shared/sysdep/kernel-offsets.h:5:
In file included from include/linux/crypto.h:15:
vim +/cpumask_test_cpu +1775 include/linux/sched.h
907aed48f65efe Mel Gorman 2012-07-31 1746
5eca1c10cbaa9c Ingo Molnar 2017-02-06 @1747 extern int cpuset_cpumask_can_shrink(const struct cpumask *cur, const struct cpumask *trial);
2ef269ef1ac006 Dietmar Eggemann 2023-05-08 1748 extern int task_can_attach(struct task_struct *p);
85989106feb734 Dietmar Eggemann 2023-05-08 1749 extern int dl_bw_alloc(int cpu, u64 dl_bw);
85989106feb734 Dietmar Eggemann 2023-05-08 1750 extern void dl_bw_free(int cpu, u64 dl_bw);
^1da177e4c3f41 Linus Torvalds 2005-04-16 1751 #ifdef CONFIG_SMP
ae89408341f59e Costa Shulyupin 2023-08-29 1752
ae89408341f59e Costa Shulyupin 2023-08-29 1753 /* do_set_cpus_allowed() - consider using set_cpus_allowed_ptr() instead */
5eca1c10cbaa9c Ingo Molnar 2017-02-06 1754 extern void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask);
ae89408341f59e Costa Shulyupin 2023-08-29 1755
ae89408341f59e Costa Shulyupin 2023-08-29 1756 /**
ae89408341f59e Costa Shulyupin 2023-08-29 1757 * set_cpus_allowed_ptr - set CPU affinity mask of a task
ae89408341f59e Costa Shulyupin 2023-08-29 1758 * @p: the task
ae89408341f59e Costa Shulyupin 2023-08-29 1759 * @new_mask: CPU affinity mask
ae89408341f59e Costa Shulyupin 2023-08-29 1760 *
ae89408341f59e Costa Shulyupin 2023-08-29 1761 * Return: zero if successful, or a negative error code
ae89408341f59e Costa Shulyupin 2023-08-29 1762 */
5eca1c10cbaa9c Ingo Molnar 2017-02-06 1763 extern int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask);
b90ca8badbd114 Will Deacon 2021-07-30 1764 extern int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node);
b90ca8badbd114 Will Deacon 2021-07-30 1765 extern void release_user_cpus_ptr(struct task_struct *p);
234b8ab6476c5e Will Deacon 2021-07-30 1766 extern int dl_task_check_affinity(struct task_struct *p, const struct cpumask *mask);
07ec77a1d4e825 Will Deacon 2021-07-30 1767 extern void force_compatible_cpus_allowed_ptr(struct task_struct *p);
07ec77a1d4e825 Will Deacon 2021-07-30 1768 extern void relax_compatible_cpus_allowed_ptr(struct task_struct *p);
^1da177e4c3f41 Linus Torvalds 2005-04-16 1769 #else
5eca1c10cbaa9c Ingo Molnar 2017-02-06 1770 static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
1e1b6c511d1b23 KOSAKI Motohiro 2011-05-19 1771 {
1e1b6c511d1b23 KOSAKI Motohiro 2011-05-19 1772 }
5eca1c10cbaa9c Ingo Molnar 2017-02-06 1773 static inline int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
^1da177e4c3f41 Linus Torvalds 2005-04-16 1774 {
96f874e26428ab Rusty Russell 2008-11-25 @1775 if (!cpumask_test_cpu(0, new_mask))
^1da177e4c3f41 Linus Torvalds 2005-04-16 1776 return -EINVAL;
^1da177e4c3f41 Linus Torvalds 2005-04-16 1777 return 0;
^1da177e4c3f41 Linus Torvalds 2005-04-16 1778 }
b90ca8badbd114 Will Deacon 2021-07-30 1779 static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
b90ca8badbd114 Will Deacon 2021-07-30 1780 {
b90ca8badbd114 Will Deacon 2021-07-30 1781 if (src->user_cpus_ptr)
b90ca8badbd114 Will Deacon 2021-07-30 1782 return -EINVAL;
b90ca8badbd114 Will Deacon 2021-07-30 1783 return 0;
b90ca8badbd114 Will Deacon 2021-07-30 1784 }
b90ca8badbd114 Will Deacon 2021-07-30 1785 static inline void release_user_cpus_ptr(struct task_struct *p)
b90ca8badbd114 Will Deacon 2021-07-30 1786 {
b90ca8badbd114 Will Deacon 2021-07-30 1787 WARN_ON(p->user_cpus_ptr);
b90ca8badbd114 Will Deacon 2021-07-30 1788 }
234b8ab6476c5e Will Deacon 2021-07-30 1789
:::::: The code at line 1775 was first introduced by commit
:::::: 96f874e26428ab5d2db681c100210c254775e154 sched: convert remaining old-style cpumask operators
:::::: TO: Rusty Russell <rusty@rustcorp.com.au>
:::::: CC: Ingo Molnar <mingo@elte.hu>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2023-12-17 21:53 [bcachefs:header_cleanup 50/50] include/linux/sched.h:1775:7: error: implicit declaration of function 'cpumask_test_cpu' is invalid in C99 kernel test robot
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