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[S390] add reset call handler to the ap bus.

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Signed-off-by: Ralph Wuerthner <rwuerthn@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Ralph Wuerthner 2006-12-08 15:54:07 +01:00 committed by Martin Schwidefsky
parent c16375329c
commit 85eca85039
1 changed files with 17 additions and 0 deletions
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17
drivers/s390/crypto/ap_bus.c
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@ -33,6 +33,7 @@
#include <linux/kthread.h>
#include <linux/mutex.h>
#include <asm/s390_rdev.h>
#include <asm/reset.h>
#include "ap_bus.h"
@ -1128,6 +1129,19 @@ static void ap_poll_thread_stop(void)
mutex_unlock(&ap_poll_thread_mutex);
}
static void ap_reset(void)
{
int i, j;
for (i = 0; i < AP_DOMAINS; i++)
for (j = 0; j < AP_DEVICES; j++)
ap_reset_queue(AP_MKQID(j, i));
}
static struct reset_call ap_reset_call = {
.fn = ap_reset,
};
/**
* The module initialization code.
*/
@ -1144,6 +1158,7 @@ int __init ap_module_init(void)
printk(KERN_WARNING "AP instructions not installed.\n");
return -ENODEV;
}
register_reset_call(&ap_reset_call);
/* Create /sys/bus/ap. */
rc = bus_register(&ap_bus_type);
@ -1197,6 +1212,7 @@ out_bus:
bus_remove_file(&ap_bus_type, ap_bus_attrs[i]);
bus_unregister(&ap_bus_type);
out:
unregister_reset_call(&ap_reset_call);
return rc;
}
@ -1227,6 +1243,7 @@ void ap_module_exit(void)
for (i = 0; ap_bus_attrs[i]; i++)
bus_remove_file(&ap_bus_type, ap_bus_attrs[i]);
bus_unregister(&ap_bus_type);
unregister_reset_call(&ap_reset_call);
}
#ifndef CONFIG_ZCRYPT_MONOLITHIC