xref: /OK3568_Linux_fs/kernel/arch/s390/appldata/appldata.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Definitions and interface for Linux - z/VM Monitor Stream.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright IBM Corp. 2003, 2008
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define APPLDATA_MAX_REC_SIZE	  4024	/* Maximum size of the */
11*4882a593Smuzhiyun 					/* data buffer */
12*4882a593Smuzhiyun #define APPLDATA_MAX_PROCS 100
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define APPLDATA_PROC_NAME_LENGTH 16	/* Max. length of /proc name */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define APPLDATA_RECORD_MEM_ID		0x01	/* IDs to identify the */
17*4882a593Smuzhiyun #define APPLDATA_RECORD_OS_ID		0x02	/* individual records, */
18*4882a593Smuzhiyun #define APPLDATA_RECORD_NET_SUM_ID	0x03	/* must be < 256 !     */
19*4882a593Smuzhiyun #define APPLDATA_RECORD_PROC_ID		0x04
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define CTL_APPLDATA_TIMER 	2121	/* sysctl IDs, must be unique */
22*4882a593Smuzhiyun #define CTL_APPLDATA_INTERVAL 	2122
23*4882a593Smuzhiyun #define CTL_APPLDATA_MEM	2123
24*4882a593Smuzhiyun #define CTL_APPLDATA_OS		2124
25*4882a593Smuzhiyun #define CTL_APPLDATA_NET_SUM	2125
26*4882a593Smuzhiyun #define CTL_APPLDATA_PROC	2126
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun struct appldata_ops {
29*4882a593Smuzhiyun 	struct list_head list;
30*4882a593Smuzhiyun 	struct ctl_table_header *sysctl_header;
31*4882a593Smuzhiyun 	struct ctl_table *ctl_table;
32*4882a593Smuzhiyun 	int    active;				/* monitoring status */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 	/* fill in from here */
35*4882a593Smuzhiyun 	char name[APPLDATA_PROC_NAME_LENGTH];	/* name of /proc fs node */
36*4882a593Smuzhiyun 	unsigned char record_nr;		/* Record Nr. for Product ID */
37*4882a593Smuzhiyun 	void (*callback)(void *data);		/* callback function */
38*4882a593Smuzhiyun 	void *data;				/* record data */
39*4882a593Smuzhiyun 	unsigned int size;			/* size of record */
40*4882a593Smuzhiyun 	struct module *owner;			/* THIS_MODULE */
41*4882a593Smuzhiyun 	char mod_lvl[2];			/* modification level, EBCDIC */
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun extern int appldata_register_ops(struct appldata_ops *ops);
45*4882a593Smuzhiyun extern void appldata_unregister_ops(struct appldata_ops *ops);
46*4882a593Smuzhiyun extern int appldata_diag(char record_nr, u16 function, unsigned long buffer,
47*4882a593Smuzhiyun 			 u16 length, char *mod_lvl);
48*4882a593Smuzhiyun 
49