Merge branch 'llseek' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl

* 'llseek' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl:
  vfs: make no_llseek the default
  vfs: don't use BKL in default_llseek
  llseek: automatically add .llseek fop
  libfs: use generic_file_llseek for simple_attr
  mac80211: disallow seeks in minstrel debug code
  lirc: make chardev nonseekable
  viotape: use noop_llseek
  raw: use explicit llseek file operations
  ibmasmfs: use generic_file_llseek
  spufs: use llseek in all file operations
  arm/omap: use generic_file_llseek in iommu_debug
  lkdtm: use generic_file_llseek in debugfs
  net/wireless: use generic_file_llseek in debugfs
  drm: use noop_llseek

drivers/acpi/apei/erst-dbg.c

@@ -184,6 +184,7 @@ static const struct file_operations erst_dbg_ops = {
 	.read		= erst_dbg_read,
 	.write		= erst_dbg_write,
 	.unlocked_ioctl	= erst_dbg_ioctl,
+	.llseek		= no_llseek,
 };
 
 static struct miscdevice erst_dbg_dev = {

drivers/acpi/debugfs.c

@@ -69,6 +69,7 @@ static ssize_t cm_write(struct file *file, const char __user * user_buf,
 
 static const struct file_operations cm_fops = {
 	.write = cm_write,
+	.llseek = default_llseek,
 };
 
 int __init acpi_debugfs_init(void)

drivers/acpi/ec_sys.c

@@ -101,6 +101,7 @@ static struct file_operations acpi_ec_io_ops = {
 	.open  = acpi_ec_open_io,
 	.read  = acpi_ec_read_io,
 	.write = acpi_ec_write_io,
+	.llseek = default_llseek,
 };
 
 int acpi_ec_add_debugfs(struct acpi_ec *ec, unsigned int ec_device_count)

drivers/acpi/event.c

@@ -110,6 +110,7 @@ static const struct file_operations acpi_system_event_ops = {
 	.read = acpi_system_read_event,
 	.release = acpi_system_close_event,
 	.poll = acpi_system_poll_event,
+	.llseek = default_llseek,
 };
 #endif	/* CONFIG_ACPI_PROC_EVENT */