diff options
Diffstat (limited to 'include/linux/init.h')
| -rw-r--r-- | include/linux/init.h | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/include/linux/init.h b/include/linux/init.h index 5e664f671615..f63692d6902e 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -43,11 +43,22 @@ discard it in modules) */ #define __init __section(.init.text) __cold notrace #define __initdata __section(.init.data) -#define __initconst __section(.init.rodata) +#define __initconst __constsection(.init.rodata) #define __exitdata __section(.exit.data) #define __exit_call __used __section(.exitcall.exit) /* + * Some architecture have tool chains which do not handle rodata attributes + * correctly. For those disable special sections for const, so that other + * architectures can annotate correctly. + */ +#ifdef CONFIG_BROKEN_RODATA +#define __constsection(x) +#else +#define __constsection(x) __section(x) +#endif + +/* * modpost check for section mismatches during the kernel build. * A section mismatch happens when there are references from a * code or data section to an init section (both code or data). @@ -66,7 +77,7 @@ */ #define __ref __section(.ref.text) noinline #define __refdata __section(.ref.data) -#define __refconst __section(.ref.rodata) +#define __refconst __constsection(.ref.rodata) /* compatibility defines */ #define __init_refok __ref @@ -82,29 +93,29 @@ #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 __section(.devinit.rodata) -#define __devexit __section(.devexit.text) __exitused __cold notrace -#define __devexitdata __section(.devexit.data) -#define __devexitconst __section(.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 #define __cpuinitdata __section(.cpuinit.data) -#define __cpuinitconst __section(.cpuinit.rodata) +#define __cpuinitconst __constsection(.cpuinit.rodata) #define __cpuexit __section(.cpuexit.text) __exitused __cold notrace #define __cpuexitdata __section(.cpuexit.data) -#define __cpuexitconst __section(.cpuexit.rodata) +#define __cpuexitconst __constsection(.cpuexit.rodata) /* Used for MEMORY_HOTPLUG */ #define __meminit __section(.meminit.text) __cold notrace #define __meminitdata __section(.meminit.data) -#define __meminitconst __section(.meminit.rodata) +#define __meminitconst __constsection(.meminit.rodata) #define __memexit __section(.memexit.text) __exitused __cold notrace #define __memexitdata __section(.memexit.data) -#define __memexitconst __section(.memexit.rodata) +#define __memexitconst __constsection(.memexit.rodata) /* For assembly routines */ #define __HEAD .section ".head.text","ax" @@ -115,10 +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" |