Merge tag 'v4.1-rc1' into patchwork

Linux 4.1-rc1

* tag 'v4.1-rc1': (11651 commits)
  Linux 4.1-rc1
  x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue
  v4l: xilinx: fix for include file movement
  platform/chrome: chromeos_laptop - instantiate Atmel at primary address
  RCU pathwalk breakage when running into a symlink overmounting something
  fix I_DIO_WAKEUP definition
  direct-io: only inc/dec inode->i_dio_count for file systems
  fs/9p: fix readdir()
  Btrfs: prevent list corruption during free space cache processing
  toshiba_acpi: Do not register vendor backlight when acpi_video bl is available
  x86: fix special __probe_kernel_write() tail zeroing case
  crypto: img-hash - CRYPTO_DEV_IMGTEC_HASH should depend on HAS_DMA
  crypto: x86/sha512_ssse3 - fixup for asm function prototype change
  nios2: rework cache
  nios2: Add types.h header required for __u32 type
  ALSA: hda - fix headset mic detection problem for one more machine
  eth: bf609 eth clock: add pclk clock for stmmac driver probe
  blackfin: Wire up missing syscalls
  Btrfs: fix inode cache writeout
  ACPI / scan: Add a scan handler for PRP0001
  ...

1 files changed, 29 insertions, 9 deletions

diff --git a/include/linux/init.h b/include/linux/init.h
index 2df8e8dd10a4..21b6d768edd7 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -253,21 +253,41 @@ struct obs_kernel_param {
  * obs_kernel_param "array" too far apart in .init.setup.
  */
 #define __setup_param(str, unique_id, fn, early)			\
-	static const char __setup_str_##unique_id[] __initconst	\
-		__aligned(1) = str; \
-	static struct obs_kernel_param __setup_##unique_id	\
-		__used __section(.init.setup)			\
-		__attribute__((aligned((sizeof(long)))))	\
+	static const char __setup_str_##unique_id[] __initconst		\
+		__aligned(1) = str; 					\
+	static struct obs_kernel_param __setup_##unique_id		\
+		__used __section(.init.setup)				\
+		__attribute__((aligned((sizeof(long)))))		\
 		= { __setup_str_##unique_id, fn, early }
 
-#define __setup(str, fn)					\
+#define __setup(str, fn)						\
 	__setup_param(str, fn, fn, 0)
 
-/* NOTE: fn is as per module_param, not __setup!  Emits warning if fn
- * returns non-zero. */
-#define early_param(str, fn)					\
+/*
+ * NOTE: fn is as per module_param, not __setup!
+ * Emits warning if fn returns non-zero.
+ */
+#define early_param(str, fn)						\
 	__setup_param(str, fn, fn, 1)
 
+#define early_param_on_off(str_on, str_off, var, config)		\
+									\
+	int var = IS_ENABLED(config);					\
+									\
+	static int __init parse_##var##_on(char *arg)			\
+	{								\
+		var = 1;						\
+		return 0;						\
+	}								\
+	__setup_param(str_on, parse_##var##_on, parse_##var##_on, 1);	\
+									\
+	static int __init parse_##var##_off(char *arg)			\
+	{								\
+		var = 0;						\
+		return 0;						\
+	}								\
+	__setup_param(str_off, parse_##var##_off, parse_##var##_off, 1)
+
 /* Relies on boot_command_line being set */
 void __init parse_early_param(void);
 void __init parse_early_options(char *cmdline);