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| author | David S. Miller <davem@davemloft.net> | 2008-02-23 20:38:20 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-02-23 20:38:20 -0800 |
| commit | 8d3c202be23c5a915f7053ebd4e96f44700c6a62 (patch) | |
| tree | e0f017aff86d3ad0b858fe85f44e11096087ed00 /arch/x86/kernel/head_64.S | |
| parent | 1b04ab4597725f75f94942da9aa40daa7b9a4bd9 (diff) | |
| parent | 038eb0ea04b245351be34b0ae76b55eee4603989 (diff) | |
Merge branch 'master' of ../linux-2.6/
Diffstat (limited to 'arch/x86/kernel/head_64.S')
| -rw-r--r-- | arch/x86/kernel/head_64.S | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index 09b38d539b09..eb415043a929 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -107,8 +107,13 @@ startup_64: movq %rdx, 0(%rbx, %rax, 8) ident_complete: - /* Fixup the kernel text+data virtual addresses + /* + * Fixup the kernel text+data virtual addresses. Note that + * we might write invalid pmds, when the kernel is relocated + * cleanup_highmap() fixes this up along with the mappings + * beyond _end. */ + leaq level2_kernel_pgt(%rip), %rdi leaq 4096(%rdi), %r8 /* See if it is a valid page table entry */ @@ -250,7 +255,7 @@ ENTRY(secondary_startup_64) lretq /* SMP bootup changes these two */ - __CPUINITDATA + __REFDATA .align 8 ENTRY(initial_code) .quad x86_64_start_kernel |