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✏️ /usr/src/linux-headers-6.8.0-124/arch/s390/include/uapi/asm/hwctrset.h

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/* 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 <tmricht@linux.ibm.com>
 *
 * 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[];			/* 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[];
};

struct s390_ctrset_read {		/* Structure to get all ctr sets */
	__u64 no_cpus;			/* Total # of CPUs data taken from */
	struct s390_ctrset_cpudata data[];
};

#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

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⬅ uapi 46 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
📄 Kbuild	file	90 B	10/03/24 20:38	0644	✏️ ⬇
📄 auxvec.h	h	214 B	10/03/24 20:38	0644	✏️ ⬇
📄 bitsperlong.h	h	293 B	10/03/24 20:38	0644	✏️ ⬇
📄 bpf_perf_event.h	h	250 B	10/03/24 20:38	0644	✏️ ⬇
📄 byteorder.h	h	188 B	10/03/24 20:38	0644	✏️ ⬇
📄 chpid.h	h	456 B	10/03/24 20:38	0644	✏️ ⬇
📄 chsc.h	h	2.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 clp.h	h	549 B	10/03/24 20:38	0644	✏️ ⬇
📄 cmb.h	h	1.9 KB	10/03/24 20:38	0644	✏️ ⬇
📄 dasd.h	h	12.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 fs3270.h	h	729 B	10/03/24 20:38	0644	✏️ ⬇
📄 guarded_storage.h	h	1.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 hwctrset.h	h	1.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 hypfs.h	h	1.3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ioctls.h	h	191 B	10/03/24 20:38	0644	✏️ ⬇
📄 ipcbuf.h	h	770 B	10/03/24 20:38	0644	✏️ ⬇
📄 ipl.h	h	3.8 KB	26/05/26 09:55	0644	✏️ ⬇
📄 kvm.h	h	8.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 kvm_para.h	h	224 B	10/03/24 20:38	0644	✏️ ⬇
📄 kvm_perf.h	h	474 B	10/03/24 20:38	0644	✏️ ⬇
📄 monwriter.h	h	939 B	10/03/24 20:38	0644	✏️ ⬇
📄 perf_regs.h	h	887 B	10/03/24 20:38	0644	✏️ ⬇
📄 pkey.h	h	20.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 posix_types.h	h	1.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 ptrace.h	h	11.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 qeth.h	h	3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 raw3270.h	h	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 runtime_instr.h	h	1.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 schid.h	h	380 B	10/03/24 20:38	0644	✏️ ⬇
📄 sclp_ctl.h	h	465 B	10/03/24 20:38	0644	✏️ ⬇
📄 setup.h	h	63 B	10/03/24 20:38	0644	✏️ ⬇
📄 sie.h	h	9.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 sigcontext.h	h	1.7 KB	10/03/24 20:38	0644	✏️ ⬇
📄 signal.h	h	3 KB	10/03/24 20:38	0644	✏️ ⬇
📄 stat.h	h	2.9 KB	10/03/24 20:38	0644	✏️ ⬇
📄 statfs.h	h	1 KB	10/03/24 20:38	0644	✏️ ⬇
📄 sthyi.h	h	178 B	10/03/24 20:38	0644	✏️ ⬇
📄 tape390.h	h	2.8 KB	10/03/24 20:38	0644	✏️ ⬇
📄 types.h	h	511 B	10/03/24 20:38	0644	✏️ ⬇
📄 ucontext.h	h	1.2 KB	10/03/24 20:38	0644	✏️ ⬇
📄 unistd.h	h	326 B	10/03/24 20:38	0644	✏️ ⬇
📄 uvdevice.h	h	3.6 KB	10/03/24 20:38	0644	✏️ ⬇
📄 virtio-ccw.h	h	444 B	10/03/24 20:38	0644	✏️ ⬇
📄 vmcp.h	h	737 B	10/03/24 20:38	0644	✏️ ⬇
📄 vtoc.h	h	7.4 KB	10/03/24 20:38	0644	✏️ ⬇
📄 zcrypt.h	h	11.1 KB	10/03/24 20:38	0644	✏️ ⬇

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