78 строки
1.9 KiB
C
78 строки
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Hypervisor filesystem for Linux on s390.
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*
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* Copyright IBM Corp. 2006
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* Author(s): Michael Holzheu <holzheu@de.ibm.com>
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*/
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#ifndef _HYPFS_H_
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#define _HYPFS_H_
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#include <linux/fs.h>
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#include <linux/types.h>
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#include <linux/debugfs.h>
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#include <linux/workqueue.h>
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#include <linux/kref.h>
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#include <asm/hypfs.h>
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#define REG_FILE_MODE 0440
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#define UPDATE_FILE_MODE 0220
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#define DIR_MODE 0550
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extern struct dentry *hypfs_mkdir(struct dentry *parent, const char *name);
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extern struct dentry *hypfs_create_u64(struct dentry *dir, const char *name,
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__u64 value);
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extern struct dentry *hypfs_create_str(struct dentry *dir, const char *name,
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char *string);
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/* LPAR Hypervisor */
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extern int hypfs_diag_init(void);
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extern void hypfs_diag_exit(void);
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extern int hypfs_diag_create_files(struct dentry *root);
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/* VM Hypervisor */
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extern int hypfs_vm_init(void);
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extern void hypfs_vm_exit(void);
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extern int hypfs_vm_create_files(struct dentry *root);
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/* VM diagnose 0c */
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int hypfs_diag0c_init(void);
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void hypfs_diag0c_exit(void);
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/* Set Partition-Resource Parameter */
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int hypfs_sprp_init(void);
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void hypfs_sprp_exit(void);
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/* debugfs interface */
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struct hypfs_dbfs_file;
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struct hypfs_dbfs_data {
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void *buf;
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void *buf_free_ptr;
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size_t size;
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struct hypfs_dbfs_file *dbfs_file;
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};
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struct hypfs_dbfs_file {
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const char *name;
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int (*data_create)(void **data, void **data_free_ptr,
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size_t *size);
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void (*data_free)(const void *buf_free_ptr);
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long (*unlocked_ioctl) (struct file *, unsigned int,
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unsigned long);
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/* Private data for hypfs_dbfs.c */
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struct mutex lock;
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struct dentry *dentry;
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};
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extern int hypfs_dbfs_init(void);
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extern void hypfs_dbfs_exit(void);
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extern int hypfs_dbfs_create_file(struct hypfs_dbfs_file *df);
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extern void hypfs_dbfs_remove_file(struct hypfs_dbfs_file *df);
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#endif /* _HYPFS_H_ */
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