init.h: Remove __dev* sections from the kernel

With the recent work to remove CONFIG_HOTPLUG, we are starting to get a
bunch of __devinit section warnings, despite CONFIG_HOTPLUG always being
enabled.  So, stop marking the sections entirely, by defining them away
the section markings in init.h

Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

include/linux/init.h

@@ -93,13 +93,13 @@
 
 #define __exit          __section(.exit.text) __exitused __cold notrace
 
-/* Used for HOTPLUG */
-#define __devinit        __section(.devinit.text) __cold notrace
-#define __devinitdata    __section(.devinit.data)
-#define __devinitconst   __constsection(.devinit.rodata)
-#define __devexit        __section(.devexit.text) __exitused __cold notrace
-#define __devexitdata    __section(.devexit.data)
-#define __devexitconst   __constsection(.devexit.rodata)
+/* Used for HOTPLUG, but that is always enabled now, so just make them noops */
+#define __devinit
+#define __devinitdata
+#define __devinitconst
+#define __devexit
+#define __devexitdata
+#define __devexitconst
 
 /* Used for HOTPLUG_CPU */
 #define __cpuinit        __section(.cpuinit.text) __cold notrace
@@ -126,10 +126,6 @@
 #define __INITRODATA	.section	".init.rodata","a",%progbits
 #define __FINITDATA	.previous
 
-#define __DEVINIT        .section	".devinit.text", "ax"
-#define __DEVINITDATA    .section	".devinit.data", "aw"
-#define __DEVINITRODATA  .section	".devinit.rodata", "a"
-
 #define __CPUINIT        .section	".cpuinit.text", "ax"
 #define __CPUINITDATA    .section	".cpuinit.data", "aw"
 #define __CPUINITRODATA  .section	".cpuinit.rodata", "a"