#include <linux/init.h>
#include <linux/device.h>
#include <linux/compat.h>
-#include <linux/smp_lock.h>
struct ipmi_file_private
{
unsigned int default_retry_time_ms;
};
+static DEFINE_MUTEX(ipmi_mutex);
static void file_receive_handler(struct ipmi_recv_msg *msg,
void *handler_data)
{
struct ipmi_file_private *priv = file->private_data;
int result;
- lock_kernel(); /* could race against open() otherwise */
+ mutex_lock(&ipmi_mutex); /* could race against open() otherwise */
result = fasync_helper(fd, file, on, &priv->fasync_queue);
- unlock_kernel();
+ mutex_unlock(&ipmi_mutex);
return (result);
}
if (!priv)
return -ENOMEM;
- lock_kernel();
+ mutex_lock(&ipmi_mutex);
priv->file = file;
rv = ipmi_create_user(if_num,
priv->default_retry_time_ms = 0;
out:
- unlock_kernel();
+ mutex_unlock(&ipmi_mutex);
return rv;
}
{
int ret;
- lock_kernel();
+ mutex_lock(&ipmi_mutex);
ret = ipmi_ioctl(file, cmd, data);
- unlock_kernel();
+ mutex_unlock(&ipmi_mutex);
return ret;
}
.release = ipmi_release,
.fasync = ipmi_fasync,
.poll = ipmi_poll,
+ .llseek = noop_llseek,
};
#define DEVICE_NAME "ipmidev"