diff options
-rw-r--r-- | arch/x86/kernel/trampoline.c | 4 | ||||
-rw-r--r-- | arch/x86/kernel/trampoline_32.S | 8 | ||||
-rw-r--r-- | arch/x86/kernel/trampoline_64.S | 5 |
3 files changed, 7 insertions, 10 deletions
diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c index 808031a5ba19..699f7eeb896a 100644 --- a/arch/x86/kernel/trampoline.c +++ b/arch/x86/kernel/trampoline.c | |||
@@ -4,7 +4,7 @@ | |||
4 | #include <asm/e820.h> | 4 | #include <asm/e820.h> |
5 | 5 | ||
6 | /* ready for x86_64 and x86 */ | 6 | /* ready for x86_64 and x86 */ |
7 | unsigned char *trampoline_base = __va(TRAMPOLINE_BASE); | 7 | unsigned char *__cpuinitdata trampoline_base = __va(TRAMPOLINE_BASE); |
8 | 8 | ||
9 | void __init reserve_trampoline_memory(void) | 9 | void __init reserve_trampoline_memory(void) |
10 | { | 10 | { |
@@ -26,7 +26,7 @@ void __init reserve_trampoline_memory(void) | |||
26 | * bootstrap into the page concerned. The caller | 26 | * bootstrap into the page concerned. The caller |
27 | * has made sure it's suitably aligned. | 27 | * has made sure it's suitably aligned. |
28 | */ | 28 | */ |
29 | unsigned long setup_trampoline(void) | 29 | unsigned long __cpuinit setup_trampoline(void) |
30 | { | 30 | { |
31 | memcpy(trampoline_base, trampoline_data, TRAMPOLINE_SIZE); | 31 | memcpy(trampoline_base, trampoline_data, TRAMPOLINE_SIZE); |
32 | return virt_to_phys(trampoline_base); | 32 | return virt_to_phys(trampoline_base); |
diff --git a/arch/x86/kernel/trampoline_32.S b/arch/x86/kernel/trampoline_32.S index 66d874e5404c..8508237e8e43 100644 --- a/arch/x86/kernel/trampoline_32.S +++ b/arch/x86/kernel/trampoline_32.S | |||
@@ -28,16 +28,12 @@ | |||
28 | */ | 28 | */ |
29 | 29 | ||
30 | #include <linux/linkage.h> | 30 | #include <linux/linkage.h> |
31 | #include <linux/init.h> | ||
31 | #include <asm/segment.h> | 32 | #include <asm/segment.h> |
32 | #include <asm/page_types.h> | 33 | #include <asm/page_types.h> |
33 | 34 | ||
34 | /* We can free up trampoline after bootup if cpu hotplug is not supported. */ | 35 | /* We can free up trampoline after bootup if cpu hotplug is not supported. */ |
35 | #ifndef CONFIG_HOTPLUG_CPU | 36 | __CPUINITRODATA |
36 | .section ".cpuinit.data","aw",@progbits | ||
37 | #else | ||
38 | .section .rodata,"a",@progbits | ||
39 | #endif | ||
40 | |||
41 | .code16 | 37 | .code16 |
42 | 38 | ||
43 | ENTRY(trampoline_data) | 39 | ENTRY(trampoline_data) |
diff --git a/arch/x86/kernel/trampoline_64.S b/arch/x86/kernel/trampoline_64.S index cddfb8d386b9..596d54c660a5 100644 --- a/arch/x86/kernel/trampoline_64.S +++ b/arch/x86/kernel/trampoline_64.S | |||
@@ -25,14 +25,15 @@ | |||
25 | */ | 25 | */ |
26 | 26 | ||
27 | #include <linux/linkage.h> | 27 | #include <linux/linkage.h> |
28 | #include <linux/init.h> | ||
28 | #include <asm/pgtable_types.h> | 29 | #include <asm/pgtable_types.h> |
29 | #include <asm/page_types.h> | 30 | #include <asm/page_types.h> |
30 | #include <asm/msr.h> | 31 | #include <asm/msr.h> |
31 | #include <asm/segment.h> | 32 | #include <asm/segment.h> |
32 | #include <asm/processor-flags.h> | 33 | #include <asm/processor-flags.h> |
33 | 34 | ||
34 | .section .rodata, "a", @progbits | 35 | /* We can free up the trampoline after bootup if cpu hotplug is not supported. */ |
35 | 36 | __CPUINITRODATA | |
36 | .code16 | 37 | .code16 |
37 | 38 | ||
38 | ENTRY(trampoline_data) | 39 | ENTRY(trampoline_data) |