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kernel/linux-rt-4.4.41/arch/s390/include/uapi/asm/hypfs.h 1.29 KB
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  /*
   * Structures for hypfs interface
   *
   * Copyright IBM Corp. 2013
   *
   * Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
   */
  
  #ifndef _ASM_HYPFS_H
  #define _ASM_HYPFS_H
  
  #include <linux/types.h>
  
  /*
   * IOCTL for binary interface /sys/kernel/debug/diag_304
   */
  struct hypfs_diag304 {
  	__u32	args[2];
  	__u64	data;
  	__u64	rc;
  } __attribute__((packed));
  
  #define HYPFS_IOCTL_MAGIC 0x10
  
  #define HYPFS_DIAG304 \
  	_IOWR(HYPFS_IOCTL_MAGIC, 0x20, struct hypfs_diag304)
  
  /*
   * Structures for binary interface /sys/kernel/debug/diag_0c
   */
  struct hypfs_diag0c_hdr {
  	__u64	len;		/* Length of diag0c buffer without header */
  	__u16	version;	/* Version of header */
  	char	reserved1[6];	/* Reserved */
  	char	tod_ext[16];	/* TOD clock for diag0c */
  	__u64	count;		/* Number of entries (CPUs) in diag0c array */
  	char	reserved2[24];	/* Reserved */
  };
  
  struct hypfs_diag0c_entry {
  	char	date[8];	/* MM/DD/YY in EBCDIC */
  	char	time[8];	/* HH:MM:SS in EBCDIC */
  	__u64	virtcpu;	/* Virtual time consumed by the virt CPU (us) */
  	__u64	totalproc;	/* Total of virtual and simulation time (us) */
  	__u32	cpu;		/* Linux logical CPU number */
  	__u32	reserved;	/* Align to 8 byte */
  };
  
  struct hypfs_diag0c_data {
  	struct hypfs_diag0c_hdr		hdr;		/* 64 byte header */
  	struct hypfs_diag0c_entry	entry[];	/* diag0c entry array */
  };
  
  #endif