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Message-ID: <202108210940.aD3d42zA-lkp@intel.com>
Date: Sat, 21 Aug 2021 09:20:50 +0800
From: kernel test robot <lkp@...el.com>
To: Will Deacon <will@...nel.org>
Cc: clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org,
Peter Zijlstra <peterz@...radead.org>,
Valentin Schneider <Valentin.Schneider@....com>
Subject: [peterz-queue:sched/core 8/11] include/linux/sched.h:1722:57:
warning: unused parameter 'dst'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/core
head: 234b8ab6476c5edd5262e2ff563de9498d60044a
commit: b90ca8badbd11488e5f762346b028666808164e7 [8/11] sched: Introduce task_struct::user_cpus_ptr to track requested affinity
config: i386-randconfig-a016-20210820 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d9c5613e856cf2addfbf892fc4c1ce9ef9feceaa)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=b90ca8badbd11488e5f762346b028666808164e7
git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
git fetch --no-tags peterz-queue sched/core
git checkout b90ca8badbd11488e5f762346b028666808164e7
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:15:
In file included from include/linux/dev_printk.h:16:
In file included from include/linux/ratelimit.h:6:
In file included from include/linux/sched.h:21:
include/linux/seccomp.h:71:65: warning: unused parameter 'sd' [-Wunused-parameter]
static inline int __secure_computing(const struct seccomp_data *sd) { return 0; }
^
include/linux/seccomp.h:81:52: warning: unused parameter 'arg2' [-Wunused-parameter]
static inline long prctl_set_seccomp(unsigned long arg2, char __user *arg3)
^
include/linux/seccomp.h:81:71: warning: unused parameter 'arg3' [-Wunused-parameter]
static inline long prctl_set_seccomp(unsigned long arg2, char __user *arg3)
^
include/linux/seccomp.h:86:48: warning: unused parameter 's' [-Wunused-parameter]
static inline int seccomp_mode(struct seccomp *s)
^
include/linux/seccomp.h:96:63: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void seccomp_filter_release(struct task_struct *tsk)
^
include/linux/seccomp.h:100:59: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void get_seccomp_filter(struct task_struct *tsk)
^
include/linux/seccomp.h:112:59: warning: unused parameter 'task' [-Wunused-parameter]
static inline long seccomp_get_filter(struct task_struct *task,
^
include/linux/seccomp.h:113:25: warning: unused parameter 'n' [-Wunused-parameter]
unsigned long n, void __user *data)
^
include/linux/seccomp.h:113:41: warning: unused parameter 'data' [-Wunused-parameter]
unsigned long n, void __user *data)
^
include/linux/seccomp.h:117:61: warning: unused parameter 'task' [-Wunused-parameter]
static inline long seccomp_get_metadata(struct task_struct *task,
^
include/linux/seccomp.h:118:20: warning: unused parameter 'filter_off' [-Wunused-parameter]
unsigned long filter_off,
^
include/linux/seccomp.h:119:19: warning: unused parameter 'data' [-Wunused-parameter]
void __user *data)
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:15:
In file included from include/linux/dev_printk.h:16:
In file included from include/linux/ratelimit.h:6:
In file included from include/linux/sched.h:26:
include/linux/latencytop.h:47:47: warning: unused parameter 'task' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:47:57: warning: unused parameter 'usecs' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:47:68: warning: unused parameter 'inter' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:51:66: warning: unused parameter 'p' [-Wunused-parameter]
static inline void clear_tsk_latency_tracing(struct task_struct *p)
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:15:
In file included from include/linux/dev_printk.h:16:
In file included from include/linux/ratelimit.h:6:
In file included from include/linux/sched.h:33:
In file included from include/linux/posix-timers.h:9:
include/linux/task_work.h:30:55: warning: unused parameter 'task' [-Wunused-parameter]
static inline void exit_task_work(struct task_struct *task)
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:15:
In file included from include/linux/dev_printk.h:16:
In file included from include/linux/ratelimit.h:6:
In file included from include/linux/sched.h:33:
include/linux/posix-timers.h:174:65: warning: unused parameter 'pct' [-Wunused-parameter]
static inline void posix_cputimers_init(struct posix_cputimers *pct) { }
^
include/linux/posix-timers.h:175:71: warning: unused parameter 'pct' [-Wunused-parameter]
static inline void posix_cputimers_group_init(struct posix_cputimers *pct,
^
include/linux/posix-timers.h:176:16: warning: unused parameter 'cpu_limit' [-Wunused-parameter]
u64 cpu_limit) { }
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:15:
In file included from include/linux/dev_printk.h:16:
In file included from include/linux/ratelimit.h:6:
include/linux/sched.h:1713:60: warning: unused parameter 'p' [-Wunused-parameter]
static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
^
include/linux/sched.h:1713:85: warning: unused parameter 'new_mask' [-Wunused-parameter]
static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
^
include/linux/sched.h:1716:60: warning: unused parameter 'p' [-Wunused-parameter]
static inline int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
^
>> include/linux/sched.h:1722:57: warning: unused parameter 'dst' [-Wunused-parameter]
static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
^
>> include/linux/sched.h:1722:91: warning: unused parameter 'node' [-Wunused-parameter]
static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
^
include/linux/sched.h:1829:53: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void kick_process(struct task_struct *tsk) { }
^
include/linux/sched.h:1858:68: warning: unused parameter 'p' [-Wunused-parameter]
static inline unsigned long wait_task_inactive(struct task_struct *p, unsigned int match_state)
^
include/linux/sched.h:1858:84: warning: unused parameter 'match_state' [-Wunused-parameter]
static inline unsigned long wait_task_inactive(struct task_struct *p, unsigned int match_state)
^
include/linux/sched.h:1985:46: warning: unused parameter 'lock' [-Wunused-parameter]
static inline int spin_needbreak(spinlock_t *lock)
^
include/linux/sched.h:2002:46: warning: unused parameter 'lock' [-Wunused-parameter]
static inline int rwlock_needbreak(rwlock_t *lock)
^
include/linux/sched.h:2034:63: warning: unused parameter 'p' [-Wunused-parameter]
static inline unsigned int task_cpu(const struct task_struct *p)
^
include/linux/sched.h:2039:53: warning: unused parameter 'p' [-Wunused-parameter]
static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
^
include/linux/sched.h:2039:69: warning: unused parameter 'cpu' [-Wunused-parameter]
static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
^
include/linux/sched.h:2054:42: warning: unused parameter 'cpu' [-Wunused-parameter]
static inline bool vcpu_is_preempted(int cpu)
^
include/linux/sched.h:2154:63: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_set_notify_resume(struct task_struct *t)
^
include/linux/sched.h:2157:62: warning: unused parameter 'ksig' [-Wunused-parameter]
static inline void rseq_handle_notify_resume(struct ksignal *ksig,
^
include/linux/sched.h:2158:27: warning: unused parameter 'regs' [-Wunused-parameter]
struct pt_regs *regs)
^
include/linux/sched.h:2161:56: warning: unused parameter 'ksig' [-Wunused-parameter]
static inline void rseq_signal_deliver(struct ksignal *ksig,
^
include/linux/sched.h:2162:28: warning: unused parameter 'regs' [-Wunused-parameter]
struct pt_regs *regs)
^
include/linux/sched.h:2165:53: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_preempt(struct task_struct *t)
^
include/linux/sched.h:2168:53: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_migrate(struct task_struct *t)
^
include/linux/sched.h:2171:50: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags)
^
include/linux/sched.h:2171:67: warning: unused parameter 'clone_flags' [-Wunused-parameter]
static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags)
^
include/linux/sched.h:2174:52: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_execve(struct task_struct *t)
^
include/linux/sched.h:2186:49: warning: unused parameter 'regs' [-Wunused-parameter]
static inline void rseq_syscall(struct pt_regs *regs)
^
include/linux/sched.h:2212:56: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void sched_core_free(struct task_struct *tsk) { }
^
include/linux/sched.h:2213:56: warning: unused parameter 'p' [-Wunused-parameter]
static inline void sched_core_fork(struct task_struct *p) { }
^
In file included from drivers/gpu/drm/i915/i915_drv.c:30:
In file included from include/linux/acpi.h:15:
In file included from include/linux/device.h:16:
In file included from include/linux/energy_model.h:10:
include/linux/sched/topology.h:210:36: warning: unused parameter 'ndoms_new' [-Wunused-parameter]
partition_sched_domains_locked(int ndoms_new, cpumask_var_t doms_new[],
^
include/linux/sched/topology.h:210:61: warning: unused parameter 'doms_new' [-Wunused-parameter]
partition_sched_domains_locked(int ndoms_new, cpumask_var_t doms_new[],
^
include/linux/sched/topology.h:211:37: warning: unused parameter 'dattr_new' [-Wunused-parameter]
struct sched_domain_attr *dattr_new)
^
include/linux/sched/topology.h:216:29: warning: unused parameter 'ndoms_new' [-Wunused-parameter]
partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
^
include/linux/sched/topology.h:216:54: warning: unused parameter 'doms_new' [-Wunused-parameter]
partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
^
include/linux/sched/topology.h:217:30: warning: unused parameter 'dattr_new' [-Wunused-parameter]
struct sched_domain_attr *dattr_new)
^
include/linux/sched/topology.h:221:41: warning: unused parameter 'this_cpu' [-Wunused-parameter]
static inline bool cpus_share_cache(int this_cpu, int that_cpu)
^
include/linux/sched/topology.h:221:55: warning: unused parameter 'that_cpu' [-Wunused-parameter]
static inline bool cpus_share_cache(int this_cpu, int that_cpu)
^
include/linux/sched/topology.h:248:43: warning: unused parameter 'cpu' [-Wunused-parameter]
unsigned long arch_scale_cpu_capacity(int cpu)
^
include/linux/sched/topology.h:256:47: warning: unused parameter 'cpu' [-Wunused-parameter]
--
In file included from include/linux/sched.h:22:
In file included from include/linux/nodemask.h:96:
include/linux/numa.h:47:47: warning: unused parameter 'node' [-Wunused-parameter]
static inline int numa_map_to_online_node(int node)
^
include/linux/numa.h:51:50: warning: unused parameter 'start' [-Wunused-parameter]
static inline int memory_add_physaddr_to_nid(u64 start)
^
include/linux/numa.h:55:43: warning: unused parameter 'start' [-Wunused-parameter]
static inline int phys_to_target_node(u64 start)
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:9:
In file included from include/linux/sched.h:22:
include/linux/nodemask.h:465:57: warning: unused parameter 'state' [-Wunused-parameter]
static inline int node_state(int node, enum node_states state)
^
include/linux/nodemask.h:470:39: warning: unused parameter 'node' [-Wunused-parameter]
static inline void node_set_state(int node, enum node_states state)
^
include/linux/nodemask.h:470:62: warning: unused parameter 'state' [-Wunused-parameter]
static inline void node_set_state(int node, enum node_states state)
^
include/linux/nodemask.h:474:41: warning: unused parameter 'node' [-Wunused-parameter]
static inline void node_clear_state(int node, enum node_states state)
^
include/linux/nodemask.h:474:64: warning: unused parameter 'state' [-Wunused-parameter]
static inline void node_clear_state(int node, enum node_states state)
^
include/linux/nodemask.h:478:51: warning: unused parameter 'state' [-Wunused-parameter]
static inline int num_node_state(enum node_states state)
^
include/linux/nodemask.h:500:49: warning: unused parameter 'mask' [-Wunused-parameter]
static inline int node_random(const nodemask_t *mask)
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:9:
In file included from include/linux/sched.h:26:
include/linux/latencytop.h:47:47: warning: unused parameter 'task' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:47:57: warning: unused parameter 'usecs' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:47:68: warning: unused parameter 'inter' [-Wunused-parameter]
account_scheduler_latency(struct task_struct *task, int usecs, int inter)
^
include/linux/latencytop.h:51:66: warning: unused parameter 'p' [-Wunused-parameter]
static inline void clear_tsk_latency_tracing(struct task_struct *p)
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:9:
In file included from include/linux/sched.h:33:
In file included from include/linux/posix-timers.h:9:
include/linux/task_work.h:30:55: warning: unused parameter 'task' [-Wunused-parameter]
static inline void exit_task_work(struct task_struct *task)
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:9:
In file included from include/linux/sched.h:33:
include/linux/posix-timers.h:174:65: warning: unused parameter 'pct' [-Wunused-parameter]
static inline void posix_cputimers_init(struct posix_cputimers *pct) { }
^
include/linux/posix-timers.h:175:71: warning: unused parameter 'pct' [-Wunused-parameter]
static inline void posix_cputimers_group_init(struct posix_cputimers *pct,
^
include/linux/posix-timers.h:176:16: warning: unused parameter 'cpu_limit' [-Wunused-parameter]
u64 cpu_limit) { }
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:9:
include/linux/sched.h:1713:60: warning: unused parameter 'p' [-Wunused-parameter]
static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
^
include/linux/sched.h:1713:85: warning: unused parameter 'new_mask' [-Wunused-parameter]
static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
^
include/linux/sched.h:1716:60: warning: unused parameter 'p' [-Wunused-parameter]
static inline int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
^
>> include/linux/sched.h:1722:57: warning: unused parameter 'dst' [-Wunused-parameter]
static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
^
>> include/linux/sched.h:1722:91: warning: unused parameter 'node' [-Wunused-parameter]
static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
^
include/linux/sched.h:1829:53: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void kick_process(struct task_struct *tsk) { }
^
include/linux/sched.h:1858:68: warning: unused parameter 'p' [-Wunused-parameter]
static inline unsigned long wait_task_inactive(struct task_struct *p, unsigned int match_state)
^
include/linux/sched.h:1858:84: warning: unused parameter 'match_state' [-Wunused-parameter]
static inline unsigned long wait_task_inactive(struct task_struct *p, unsigned int match_state)
^
include/linux/sched.h:1985:46: warning: unused parameter 'lock' [-Wunused-parameter]
static inline int spin_needbreak(spinlock_t *lock)
^
include/linux/sched.h:2002:46: warning: unused parameter 'lock' [-Wunused-parameter]
static inline int rwlock_needbreak(rwlock_t *lock)
^
include/linux/sched.h:2034:63: warning: unused parameter 'p' [-Wunused-parameter]
static inline unsigned int task_cpu(const struct task_struct *p)
^
include/linux/sched.h:2039:53: warning: unused parameter 'p' [-Wunused-parameter]
static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
^
include/linux/sched.h:2039:69: warning: unused parameter 'cpu' [-Wunused-parameter]
static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
^
include/linux/sched.h:2054:42: warning: unused parameter 'cpu' [-Wunused-parameter]
static inline bool vcpu_is_preempted(int cpu)
^
include/linux/sched.h:2154:63: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_set_notify_resume(struct task_struct *t)
^
include/linux/sched.h:2157:62: warning: unused parameter 'ksig' [-Wunused-parameter]
static inline void rseq_handle_notify_resume(struct ksignal *ksig,
^
include/linux/sched.h:2158:27: warning: unused parameter 'regs' [-Wunused-parameter]
struct pt_regs *regs)
^
include/linux/sched.h:2161:56: warning: unused parameter 'ksig' [-Wunused-parameter]
static inline void rseq_signal_deliver(struct ksignal *ksig,
^
include/linux/sched.h:2162:28: warning: unused parameter 'regs' [-Wunused-parameter]
struct pt_regs *regs)
^
include/linux/sched.h:2165:53: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_preempt(struct task_struct *t)
^
include/linux/sched.h:2168:53: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_migrate(struct task_struct *t)
^
include/linux/sched.h:2171:50: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags)
^
include/linux/sched.h:2171:67: warning: unused parameter 'clone_flags' [-Wunused-parameter]
static inline void rseq_fork(struct task_struct *t, unsigned long clone_flags)
^
include/linux/sched.h:2174:52: warning: unused parameter 't' [-Wunused-parameter]
static inline void rseq_execve(struct task_struct *t)
^
include/linux/sched.h:2186:49: warning: unused parameter 'regs' [-Wunused-parameter]
static inline void rseq_syscall(struct pt_regs *regs)
^
include/linux/sched.h:2212:56: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void sched_core_free(struct task_struct *tsk) { }
^
include/linux/sched.h:2213:56: warning: unused parameter 'p' [-Wunused-parameter]
static inline void sched_core_fork(struct task_struct *p) { }
^
In file included from drivers/gpu/drm/i915/i915_config.c:6:
In file included from drivers/gpu/drm/i915/i915_drv.h:36:
In file included from arch/x86/include/asm/hypervisor.h:37:
In file included from arch/x86/include/asm/kvm_para.h:7:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:10:
include/linux/vtime.h:28:57: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_user_enter(struct task_struct *tsk) { }
^
include/linux/vtime.h:29:56: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_user_exit(struct task_struct *tsk) { }
^
include/linux/vtime.h:30:58: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_guest_enter(struct task_struct *tsk) { }
^
include/linux/vtime.h:31:57: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_guest_exit(struct task_struct *tsk) { }
^
include/linux/vtime.h:32:56: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_init_idle(struct task_struct *tsk, int cpu) { }
^
include/linux/vtime.h:32:65: warning: unused parameter 'cpu' [-Wunused-parameter]
static inline void vtime_init_idle(struct task_struct *tsk, int cpu) { }
^
include/linux/vtime.h:41:58: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_account_irq(struct task_struct *tsk, unsigned int offset) { }
^
include/linux/vtime.h:41:76: warning: unused parameter 'offset' [-Wunused-parameter]
static inline void vtime_account_irq(struct task_struct *tsk, unsigned int offset) { }
^
include/linux/vtime.h:42:62: warning: unused parameter 'tsk' [-Wunused-parameter]
static inline void vtime_account_softirq(struct task_struct *tsk) { }
..
vim +/dst +1722 include/linux/sched.h
1704
1705 extern int cpuset_cpumask_can_shrink(const struct cpumask *cur, const struct cpumask *trial);
1706 extern int task_can_attach(struct task_struct *p, const struct cpumask *cs_cpus_allowed);
1707 #ifdef CONFIG_SMP
1708 extern void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask);
1709 extern int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask);
1710 extern int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node);
1711 extern void release_user_cpus_ptr(struct task_struct *p);
1712 #else
> 1713 static inline void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask)
1714 {
1715 }
1716 static inline int set_cpus_allowed_ptr(struct task_struct *p, const struct cpumask *new_mask)
1717 {
1718 if (!cpumask_test_cpu(0, new_mask))
1719 return -EINVAL;
1720 return 0;
1721 }
> 1722 static inline int dup_user_cpus_ptr(struct task_struct *dst, struct task_struct *src, int node)
1723 {
1724 if (src->user_cpus_ptr)
1725 return -EINVAL;
1726 return 0;
1727 }
1728 static inline void release_user_cpus_ptr(struct task_struct *p)
1729 {
1730 WARN_ON(p->user_cpus_ptr);
1731 }
1732 #endif
1733
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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