/*
* driver for channel subsystem
*
- * Copyright IBM Corp. 2002, 2009
+ * Copyright IBM Corp. 2002, 2010
*
* Author(s): Arnd Bergmann (arndb@de.ibm.com)
* Cornelia Huck (cornelia.huck@de.ibm.com)
return 0;
}
-void css_schedule_eval_all_unreg(void)
+static void css_schedule_eval_all_unreg(void)
{
unsigned long flags;
struct idset *unreg_set;
{
int ret, i;
+ ret = chsc_init();
+ if (ret)
+ return ret;
+
ret = chsc_determine_css_characteristics();
if (ret == -ENOMEM)
goto out;
- ret = chsc_alloc_sei_area();
- if (ret)
- goto out;
-
/* Try to enable MSS. */
ret = chsc_enable_facility(CHSC_SDA_OC_MSS);
if (ret)
}
bus_unregister(&css_bus_type);
out:
- crw_unregister_handler(CRW_RSC_CSS);
- chsc_free_sei_area();
+ crw_unregister_handler(CRW_RSC_SCH);
idset_free(slow_subchannel_set);
+ chsc_init_cleanup();
pr_alert("The CSS device driver initialization failed with "
"errno=%d\n", ret);
return ret;
device_unregister(&css->device);
}
bus_unregister(&css_bus_type);
- crw_unregister_handler(CRW_RSC_CSS);
- chsc_free_sei_area();
+ crw_unregister_handler(CRW_RSC_SCH);
idset_free(slow_subchannel_set);
+ chsc_init_cleanup();
isc_unregister(IO_SCH_ISC);
}
static const struct file_operations cio_settle_proc_fops = {
.open = nonseekable_open,
.write = cio_settle_write,
+ .llseek = no_llseek,
};
static int __init cio_settle_init(void)