diff options
-rw-r--r-- | include/asm-generic/vmlinux.lds.h | 3 | ||||
-rw-r--r-- | include/linux/init.h | 34 |
2 files changed, 30 insertions, 7 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 294853053707..76df771be585 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h | |||
@@ -42,6 +42,7 @@ | |||
42 | #define DATA_DATA \ | 42 | #define DATA_DATA \ |
43 | *(.data) \ | 43 | *(.data) \ |
44 | *(.data.init.refok) \ | 44 | *(.data.init.refok) \ |
45 | *(.ref.data) \ | ||
45 | DEV_KEEP(init.data) \ | 46 | DEV_KEEP(init.data) \ |
46 | DEV_KEEP(exit.data) \ | 47 | DEV_KEEP(exit.data) \ |
47 | CPU_KEEP(init.data) \ | 48 | CPU_KEEP(init.data) \ |
@@ -169,6 +170,7 @@ | |||
169 | \ | 170 | \ |
170 | /* __*init sections */ \ | 171 | /* __*init sections */ \ |
171 | __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \ | 172 | __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \ |
173 | *(.ref.rodata) \ | ||
172 | DEV_KEEP(init.rodata) \ | 174 | DEV_KEEP(init.rodata) \ |
173 | DEV_KEEP(exit.rodata) \ | 175 | DEV_KEEP(exit.rodata) \ |
174 | CPU_KEEP(init.rodata) \ | 176 | CPU_KEEP(init.rodata) \ |
@@ -202,6 +204,7 @@ | |||
202 | #define TEXT_TEXT \ | 204 | #define TEXT_TEXT \ |
203 | ALIGN_FUNCTION(); \ | 205 | ALIGN_FUNCTION(); \ |
204 | *(.text) \ | 206 | *(.text) \ |
207 | *(.ref.text) \ | ||
205 | *(.text.init.refok) \ | 208 | *(.text.init.refok) \ |
206 | *(.exit.text.refok) \ | 209 | *(.exit.text.refok) \ |
207 | DEV_KEEP(init.text) \ | 210 | DEV_KEEP(init.text) \ |
diff --git a/include/linux/init.h b/include/linux/init.h index dde1eaa7766b..2efbda016741 100644 --- a/include/linux/init.h +++ b/include/linux/init.h | |||
@@ -52,12 +52,26 @@ | |||
52 | * when early init has completed so all such references are potential bugs. | 52 | * when early init has completed so all such references are potential bugs. |
53 | * For exit sections the same issue exists. | 53 | * For exit sections the same issue exists. |
54 | * The following markers are used for the cases where the reference to | 54 | * The following markers are used for the cases where the reference to |
55 | * the init/exit section (code or data) is valid and will teach modpost | 55 | * the *init / *exit section (code or data) is valid and will teach |
56 | * not to issue a warning. | 56 | * modpost not to issue a warning. |
57 | * The markers follow same syntax rules as __init / __initdata. */ | 57 | * The markers follow same syntax rules as __init / __initdata. */ |
58 | #define __init_refok noinline __section(.text.init.refok) | 58 | #define __ref __section(.ref.text) noinline |
59 | #define __initdata_refok __section(.data.init.refok) | 59 | #define __refdata __section(.ref.data) |
60 | #define __exit_refok noinline __section(.exit.text.refok) | 60 | #define __refconst __section(.ref.rodata) |
61 | |||
62 | /* backward compatibility note | ||
63 | * A few places hardcode the old section names: | ||
64 | * .text.init.refok | ||
65 | * .data.init.refok | ||
66 | * .exit.text.refok | ||
67 | * They should be converted to use the defines from this file | ||
68 | */ | ||
69 | |||
70 | /* compatibility defines */ | ||
71 | #define __init_refok __ref | ||
72 | #define __initdata_refok __refdata | ||
73 | #define __exit_refok __ref | ||
74 | |||
61 | 75 | ||
62 | #ifdef MODULE | 76 | #ifdef MODULE |
63 | #define __exitused | 77 | #define __exitused |
@@ -93,11 +107,9 @@ | |||
93 | 107 | ||
94 | /* For assembly routines */ | 108 | /* For assembly routines */ |
95 | #define __INIT .section ".init.text","ax" | 109 | #define __INIT .section ".init.text","ax" |
96 | #define __INIT_REFOK .section ".text.init.refok","ax" | ||
97 | #define __FINIT .previous | 110 | #define __FINIT .previous |
98 | 111 | ||
99 | #define __INITDATA .section ".init.data","aw" | 112 | #define __INITDATA .section ".init.data","aw" |
100 | #define __INITDATA_REFOK .section ".data.init.refok","aw" | ||
101 | 113 | ||
102 | #define __DEVINIT .section ".devinit.text", "ax" | 114 | #define __DEVINIT .section ".devinit.text", "ax" |
103 | #define __DEVINITDATA .section ".devinit.data", "aw" | 115 | #define __DEVINITDATA .section ".devinit.data", "aw" |
@@ -108,6 +120,14 @@ | |||
108 | #define __MEMINIT .section ".meminit.text", "ax" | 120 | #define __MEMINIT .section ".meminit.text", "ax" |
109 | #define __MEMINITDATA .section ".meminit.data", "aw" | 121 | #define __MEMINITDATA .section ".meminit.data", "aw" |
110 | 122 | ||
123 | /* silence warnings when references are OK */ | ||
124 | #define __REF .section ".ref.text", "ax" | ||
125 | #define __REFDATA .section ".ref.data", "aw" | ||
126 | #define __REFCONST .section ".ref.rodata", "aw" | ||
127 | /* backward compatibility */ | ||
128 | #define __INIT_REFOK .section __REF | ||
129 | #define __INITDATA_REFOK .section __REFDATA | ||
130 | |||
111 | #ifndef __ASSEMBLY__ | 131 | #ifndef __ASSEMBLY__ |
112 | /* | 132 | /* |
113 | * Used for initialization calls.. | 133 | * Used for initialization calls.. |