kernel/events/core.c

501  * we detect that events are taking too long.
512 		"perf: interrupt took too long (%lld > %lld), lowering "
565 		early_printk("perf: interrupt took too long (%lld > %lld), lowering "
1125 	unsigned long flags;
1370 perf_lock_task_context(struct task_struct *task, unsigned long *flags)
1429 	unsigned long flags;
1441 	unsigned long flags;
2351 	unsigned long flags = (unsigned long)info;
2407 static void perf_remove_from_context(struct perf_event *event, unsigned long flags)
4388 	unsigned long flags;
4437 	unsigned long flags;
4583 	unsigned long flags;
4704 		unsigned long flags;
4799 	unsigned long flags;
4966 	unsigned long flags;
5525 	unsigned long flags;
5906 static long _perf_ioctl(struct perf_event *event, unsigned int cmd, unsigned long arg)
6021 static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
6025 	long ret;
6040 static long perf_compat_ioctl(struct file *file, unsigned int cmd,
6041 				unsigned long arg)
6226 	unsigned long flags;
6357 	unsigned long size = perf_data_size(rb);
6472 	unsigned long user_locked, user_lock_limit;
6475 	unsigned long locked, lock_limit;
6476 	unsigned long vma_size;
6477 	unsigned long nr_pages;
6478 	long user_extra = 0, extra = 0;
6939 	unsigned long addr = perf_user_stack_pointer(regs);
6995 		unsigned long sp;
7025 static unsigned long perf_prepare_sample_aux(struct perf_event *event,
7063 static long perf_pmu_snapshot_aux(struct perf_buffer *rb,
7066                                  unsigned long size)
7068 	unsigned long flags;
7069 	long ret;
7103 	unsigned long pad;
7104 	long size;
7250 	unsigned long flags;
7562 static u64 perf_get_pgtable_size(struct mm_struct *mm, unsigned long addr)
7619 static u64 perf_get_page_size(unsigned long addr)
7622 	unsigned long flags;
8064 	unsigned long flags;
8841 				     struct file *file, unsigned long offset,
8842 				     unsigned long size)
8864 	unsigned long vma_size = vma->vm_end - vma->vm_start;
8865 	unsigned long off = vma->vm_pgoff << PAGE_SHIFT;
8888 	unsigned long flags;
8969 void perf_event_aux_event(struct perf_event *event, unsigned long head,
8970 			  unsigned long size, u64 flags)
9307 				   (u64)(unsigned long)prog->bpf_func,
9316 				(u64)(unsigned long)subprog->bpf_func,
9438 			.addr = (unsigned long)addr,
10503 	unsigned long ref_ctr_offset;
10683 	unsigned long flags;
10736 	unsigned long flags;
11150 		long freq = event->attr.sample_freq;
11924 	long err = -EINVAL;
12446 		pid_t, pid, int, cpu, int, group_fd, unsigned long, flags)
13080 	unsigned long detach_flags = 0;
13350 	unsigned long flags;
13545 	unsigned long flags;
13759 perf_reboot(struct notifier_block *notifier, unsigned long val, void *v)
13771  * the generic watchdog code runs as long as possible.
13907 	 * always be filtered by cgroup2 path as long as perf_event