#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/spinlock.h>
#include <linux/syscalls.h>
#include <linux/delay.h>
unsigned minor_number = iminor(inode);
int err = -ENODEV;
+ lock_kernel(); /* BKL pushdown: nothing else protects this list */
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id == minor_number) {
file->private_data = aac;
break;
}
}
+ unlock_kernel();
return err;
}
"SAI_READ_CAPACITY_16\n");
if (dev->jbod)
len += snprintf(buf + len, PAGE_SIZE - len, "SUPPORTED_JBOD\n");
+ if (dev->supplement_adapter_info.SupportedOptions2 &
+ AAC_OPTION_POWER_MANAGEMENT)
+ len += snprintf(buf + len, PAGE_SIZE - len,
+ "SUPPORTED_POWER_MANAGEMENT\n");
+ if (dev->msi)
+ len += snprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
return len;
}
return len;
}
-ssize_t aac_show_serial_number(struct device *device,
+static ssize_t aac_show_serial_number(struct device *device,
struct device_attribute *attr, char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;