diff options
author | Sam Ravnborg <sam@ravnborg.org> | 2009-04-29 03:47:28 -0400 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-04-29 04:20:34 -0400 |
commit | 9d16e78318f174fd4b07916a93e41749d5199267 (patch) | |
tree | ca6c0cdbd651aeef4df3b0d6c2b9c05c0e8cbebd /arch/x86/kernel/vmlinux_64.lds.S | |
parent | bf6a57418d5445c98047edbec022c9e54d1526e6 (diff) |
x86, vmlinux.lds: unify percpu
32 bit:
- move __init_end outside the .bss output section
It really did not belong in there
[ Impact: 64-bit: cleanup, 32-bit: refactor linker script ]
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Tim Abbott <tabbott@MIT.EDU>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <1240991249-27117-12-git-send-email-sam@ravnborg.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/vmlinux_64.lds.S')
-rw-r--r-- | arch/x86/kernel/vmlinux_64.lds.S | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S index 1aa536223330..a53936696a08 100644 --- a/arch/x86/kernel/vmlinux_64.lds.S +++ b/arch/x86/kernel/vmlinux_64.lds.S | |||
@@ -1,29 +1,3 @@ | |||
1 | #ifdef CONFIG_SMP | ||
2 | /* | ||
3 | * percpu offsets are zero-based on SMP. PERCPU_VADDR() changes the | ||
4 | * output PHDR, so the next output section - __data_nosave - should | ||
5 | * start another section data.init2. Also, pda should be at the head of | ||
6 | * percpu area. Preallocate it and define the percpu offset symbol | ||
7 | * so that it can be accessed as a percpu variable. | ||
8 | */ | ||
9 | . = ALIGN(PAGE_SIZE); | ||
10 | PERCPU_VADDR(0, :percpu) | ||
11 | #else | ||
12 | PERCPU(PAGE_SIZE) | ||
13 | #endif | ||
14 | |||
15 | . = ALIGN(PAGE_SIZE); | ||
16 | __init_end = .; | ||
17 | |||
18 | .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { | ||
19 | . = ALIGN(PAGE_SIZE); | ||
20 | __nosave_begin = .; | ||
21 | *(.data.nosave) | ||
22 | . = ALIGN(PAGE_SIZE); | ||
23 | __nosave_end = .; | ||
24 | } :data.init2 | ||
25 | /* use another section data.init2, see PERCPU_VADDR() above */ | ||
26 | |||
27 | .bss : AT(ADDR(.bss) - LOAD_OFFSET) { | 1 | .bss : AT(ADDR(.bss) - LOAD_OFFSET) { |
28 | . = ALIGN(PAGE_SIZE); | 2 | . = ALIGN(PAGE_SIZE); |
29 | __bss_start = .; /* BSS */ | 3 | __bss_start = .; /* BSS */ |