Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linu…

…x-2.6

* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6: (28 commits)
  [S390] rework of channel measurement facility.
  [S390] appldata enhancements.
  [S390] Add vmpanic parameter.
  [S390] add PAV support to the dasd driver.
  [S390] remove export of sys_call_table
  [S390] remove unused macros from binfmt_elf32.c
  [S390] fix duplicate export of overflow{ug}id
  [S390] cio chpid offline.
  [S390] avenrun export in appdata_base.c
  Convert s390_collect_crw_info() in s390mach.c from being started
  [S390] dasd eer data format.
  [S390] preempt_count initialization.
  [S390] head.S code moving.
  [S390] dasd whitespace and other cosmetics.
  [S390] virtual cpu accounting vs. machine checks.
  [S390] add __cpuinit to appldata cpu hotplug notifier.
  [S390] dasd_eckd_dump_sense bug.
  [S390] missing check in dasd_eer_open.
  [S390] modular 3270 driver.
  [S390] console_unblank woes.
  ...

Documentation/kernel-parameters.txt

@@ -1689,9 +1689,14 @@ running once the system is up.
 			decrease the size and leave more room for directly
 			mapped kernel RAM.
 
-	vmhalt=		[KNL,S390]
+	vmhalt=		[KNL,S390] Perform z/VM CP command after system halt.
+			Format: <command>
 
-	vmpoff=		[KNL,S390]
+	vmpanic=	[KNL,S390] Perform z/VM CP command after kernel panic.
+			Format: <command>
+
+	vmpoff=		[KNL,S390] Perform z/VM CP command after power off.
+			Format: <command>
 
 	waveartist=	[HW,OSS]
 			Format: <io>,<irq>,<dma>,<dma2>

arch/s390/appldata/appldata.h

@@ -3,9 +3,9 @@
  *
  * Definitions and interface for Linux - z/VM Monitor Stream.
  *
- * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
  *
- * Author: Gerald Schaefer <geraldsc@de.ibm.com>
+ * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
  */
 
 //#define APPLDATA_DEBUG			/* Debug messages on/off */
@@ -29,6 +29,22 @@
 #define CTL_APPLDATA_NET_SUM	2125
 #define CTL_APPLDATA_PROC	2126
 
+#ifndef CONFIG_64BIT
+
+#define APPLDATA_START_INTERVAL_REC 0x00	/* Function codes for */
+#define APPLDATA_STOP_REC	    0x01	/* DIAG 0xDC	  */
+#define APPLDATA_GEN_EVENT_RECORD   0x02
+#define APPLDATA_START_CONFIG_REC   0x03
+
+#else
+
+#define APPLDATA_START_INTERVAL_REC 0x80
+#define APPLDATA_STOP_REC	    0x81
+#define APPLDATA_GEN_EVENT_RECORD   0x82
+#define APPLDATA_START_CONFIG_REC   0x83
+
+#endif /* CONFIG_64BIT */
+
 #define P_INFO(x...)	printk(KERN_INFO MY_PRINT_NAME " info: " x)
 #define P_ERROR(x...)	printk(KERN_ERR MY_PRINT_NAME " error: " x)
 #define P_WARNING(x...)	printk(KERN_WARNING MY_PRINT_NAME " status: " x)
@@ -53,7 +69,11 @@ struct appldata_ops {
 	void *data;				/* record data */
 	unsigned int size;			/* size of record */
 	struct module *owner;			/* THIS_MODULE */
+	char mod_lvl[2];			/* modification level, EBCDIC */
 };
 
 extern int appldata_register_ops(struct appldata_ops *ops);
 extern void appldata_unregister_ops(struct appldata_ops *ops);
+extern int appldata_diag(char record_nr, u16 function, unsigned long buffer,
+			 u16 length, char *mod_lvl);
+

arch/s390/appldata/appldata_base.c

@@ -5,9 +5,9 @@
  * Exports appldata_register_ops() and appldata_unregister_ops() for the
  * data gathering modules.
  *
- * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
  *
- * Author: Gerald Schaefer <geraldsc@de.ibm.com>
+ * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
  */
 
 #include <linux/config.h>
@@ -40,22 +40,6 @@
 
 #define TOD_MICRO	0x01000			/* nr. of TOD clock units
 						   for 1 microsecond */
-#ifndef CONFIG_64BIT
-
-#define APPLDATA_START_INTERVAL_REC 0x00   	/* Function codes for */
-#define APPLDATA_STOP_REC	    0x01	/* DIAG 0xDC	  */
-#define APPLDATA_GEN_EVENT_RECORD   0x02
-#define APPLDATA_START_CONFIG_REC   0x03
-
-#else
-
-#define APPLDATA_START_INTERVAL_REC 0x80
-#define APPLDATA_STOP_REC   	    0x81
-#define APPLDATA_GEN_EVENT_RECORD   0x82
-#define APPLDATA_START_CONFIG_REC   0x83
-
-#endif /* CONFIG_64BIT */
-
 
 /*
  * Parameter list for DIAGNOSE X'DC'
@@ -195,8 +179,8 @@ static void appldata_work_fn(void *data)
  *
  * prepare parameter list, issue DIAG 0xDC
  */
-static int appldata_diag(char record_nr, u16 function, unsigned long buffer,
-			u16 length)
+int appldata_diag(char record_nr, u16 function, unsigned long buffer,
+			u16 length, char *mod_lvl)
 {
 	unsigned long ry;
 	struct appldata_product_id {
@@ -214,7 +198,7 @@ static int appldata_diag(char record_nr, u16 function, unsigned long buffer,
 		.record_nr  = record_nr,
 		.version_nr = {0xF2, 0xF6},		/* "26" */
 		.release_nr = {0xF0, 0xF1},		/* "01" */
-		.mod_lvl    = {0xF0, 0xF0},		/* "00" */
+		.mod_lvl    = {mod_lvl[0], mod_lvl[1]},
 	};
 	struct appldata_parameter_list appldata_parameter_list = {
 				.diag = 0xDC,
@@ -467,24 +451,25 @@ appldata_generic_handler(ctl_table *ctl, int write, struct file *filp,
 			module_put(ops->owner);
 			return -ENODEV;
 		}
-		ops->active = 1;
 		ops->callback(ops->data);	// init record
 		rc = appldata_diag(ops->record_nr,
 					APPLDATA_START_INTERVAL_REC,
-					(unsigned long) ops->data, ops->size);
+					(unsigned long) ops->data, ops->size,
+					ops->mod_lvl);
 		if (rc != 0) {
 			P_ERROR("START DIAG 0xDC for %s failed, "
 				"return code: %d\n", ops->name, rc);
 			module_put(ops->owner);
-			ops->active = 0;
 		} else {
 			P_INFO("Monitoring %s data enabled, "
 				"DIAG 0xDC started.\n", ops->name);
+			ops->active = 1;
 		}
 	} else if ((buf[0] == '0') && (ops->active == 1)) {
 		ops->active = 0;
 		rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC,
-				(unsigned long) ops->data, ops->size);
+				(unsigned long) ops->data, ops->size,
+				ops->mod_lvl);
 		if (rc != 0) {
 			P_ERROR("STOP DIAG 0xDC for %s failed, "
 				"return code: %d\n", ops->name, rc);
@@ -633,7 +618,7 @@ appldata_offline_cpu(int cpu)
 	spin_unlock(&appldata_timer_lock);
 }
 
-static int
+static int __cpuinit
 appldata_cpu_notify(struct notifier_block *self,
 		    unsigned long action, void *hcpu)
 {
@@ -710,7 +695,8 @@ static void __exit appldata_exit(void)
 	list_for_each(lh, &appldata_ops_list) {
 		ops = list_entry(lh, struct appldata_ops, list);
 		rc = appldata_diag(ops->record_nr, APPLDATA_STOP_REC,
-				(unsigned long) ops->data, ops->size);
+				(unsigned long) ops->data, ops->size,
+				ops->mod_lvl);
 		if (rc != 0) {
 			P_ERROR("STOP DIAG 0xDC for %s failed, "
 				"return code: %d\n", ops->name, rc);
@@ -739,6 +725,7 @@ MODULE_DESCRIPTION("Linux-VM Monitor Stream, base infrastructure");
 
 EXPORT_SYMBOL_GPL(appldata_register_ops);
 EXPORT_SYMBOL_GPL(appldata_unregister_ops);
+EXPORT_SYMBOL_GPL(appldata_diag);
 
 #ifdef MODULE
 /*
@@ -779,7 +766,6 @@ unsigned long nr_iowait(void)
 #endif /* MODULE */
 EXPORT_SYMBOL_GPL(si_swapinfo);
 EXPORT_SYMBOL_GPL(nr_threads);
-EXPORT_SYMBOL_GPL(avenrun);
 EXPORT_SYMBOL_GPL(get_full_page_state);
 EXPORT_SYMBOL_GPL(nr_running);
 EXPORT_SYMBOL_GPL(nr_iowait);

arch/s390/appldata/appldata_mem.c

@@ -4,9 +4,9 @@
  * Data gathering module for Linux-VM Monitor Stream, Stage 1.
  * Collects data related to memory management.
  *
- * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
  *
- * Author: Gerald Schaefer <geraldsc@de.ibm.com>
+ * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
  */
 
 #include <linux/config.h>
@@ -152,6 +152,7 @@ static struct appldata_ops ops = {
 	.callback  = &appldata_get_mem_data,
 	.data      = &appldata_mem_data,
 	.owner     = THIS_MODULE,
+	.mod_lvl   = {0xF0, 0xF0},		/* EBCDIC "00" */
 };
 
 

arch/s390/appldata/appldata_net_sum.c

@@ -5,9 +5,9 @@
  * Collects accumulated network statistics (Packets received/transmitted,
  * dropped, errors, ...).
  *
- * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
  *
- * Author: Gerald Schaefer <geraldsc@de.ibm.com>
+ * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
  */
 
 #include <linux/config.h>
@@ -152,6 +152,7 @@ static struct appldata_ops ops = {
 	.callback  = &appldata_get_net_sum_data,
 	.data      = &appldata_net_sum_data,
 	.owner     = THIS_MODULE,
+	.mod_lvl   = {0xF0, 0xF0},		/* EBCDIC "00" */
 };