| Server IP : 172.67.216.182 / Your IP : 162.158.88.55 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/arch/s390/include/uapi/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright IBM Corp. 2021
* Interface implementation for communication with the CPU Measurement
* counter facility device driver.
*
* Author(s): Thomas Richter <[email protected]>
*
* Define for ioctl() commands to communicate with the CPU Measurement
* counter facility device driver.
*/
#ifndef _PERF_CPUM_CF_DIAG_H
#define _PERF_CPUM_CF_DIAG_H
#include <linux/ioctl.h>
#include <linux/types.h>
#define S390_HWCTR_DEVICE "hwctr"
#define S390_HWCTR_START_VERSION 1
struct s390_ctrset_start { /* Set CPUs to operate on */
__u64 version; /* Version of interface */
__u64 data_bytes; /* # of bytes required */
__u64 cpumask_len; /* Length of CPU mask in bytes */
__u64 *cpumask; /* Pointer to CPU mask */
__u64 counter_sets; /* Bit mask of counter sets to get */
};
struct s390_ctrset_setdata { /* Counter set data */
__u32 set; /* Counter set number */
__u32 no_cnts; /* # of counters stored in cv[] */
__u64 cv[0]; /* Counter values (variable length) */
};
struct s390_ctrset_cpudata { /* Counter set data per CPU */
__u32 cpu_nr; /* CPU number */
__u32 no_sets; /* # of counters sets in data[] */
struct s390_ctrset_setdata data[0];
};
struct s390_ctrset_read { /* Structure to get all ctr sets */
__u64 no_cpus; /* Total # of CPUs data taken from */
struct s390_ctrset_cpudata data[0];
};
#define S390_HWCTR_MAGIC 'C' /* Random magic # for ioctls */
#define S390_HWCTR_START _IOWR(S390_HWCTR_MAGIC, 1, struct s390_ctrset_start)
#define S390_HWCTR_STOP _IO(S390_HWCTR_MAGIC, 2)
#define S390_HWCTR_READ _IOWR(S390_HWCTR_MAGIC, 3, struct s390_ctrset_read)
#endif