diff options
| author | Dave Airlie <airlied@starflyer.(none)> | 2005-10-20 18:21:33 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2005-10-20 18:21:33 +1000 |
| commit | 312f5726055534be1dc9dd369be13aabd2943fcb (patch) | |
| tree | 29394a3f83b4952a73b36a4aa962dfeda839e9db /arch/x86_64/kernel/suspend_asm.S | |
| parent | 3d5efad953c6d5ba11d5bcb584ef8e906f953a73 (diff) | |
| parent | 93918e9afc76717176e9e114e79cdbb602a45ae8 (diff) | |
| download | op-kernel-dev-312f5726055534be1dc9dd369be13aabd2943fcb.zip op-kernel-dev-312f5726055534be1dc9dd369be13aabd2943fcb.tar.gz | |
merge Linus head tree into my drm tree and fix up conflicts
Diffstat (limited to 'arch/x86_64/kernel/suspend_asm.S')
| -rw-r--r-- | arch/x86_64/kernel/suspend_asm.S | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/x86_64/kernel/suspend_asm.S b/arch/x86_64/kernel/suspend_asm.S index 4d659e9..320b6fb 100644 --- a/arch/x86_64/kernel/suspend_asm.S +++ b/arch/x86_64/kernel/suspend_asm.S @@ -39,12 +39,13 @@ ENTRY(swsusp_arch_suspend) call swsusp_save ret -ENTRY(swsusp_arch_resume) - /* set up cr3 */ - leaq init_level4_pgt(%rip),%rax - subq $__START_KERNEL_map,%rax - movq %rax,%cr3 - +ENTRY(restore_image) + /* switch to temporary page tables */ + movq $__PAGE_OFFSET, %rdx + movq temp_level4_pgt(%rip), %rax + subq %rdx, %rax + movq %rax, %cr3 + /* Flush TLB */ movq mmu_cr4_features(%rip), %rax movq %rax, %rdx andq $~(1<<7), %rdx # PGE @@ -69,6 +70,10 @@ loop: movq pbe_next(%rdx), %rdx jmp loop done: + /* go back to the original page tables */ + leaq init_level4_pgt(%rip), %rax + subq $__START_KERNEL_map, %rax + movq %rax, %cr3 /* Flush TLB, including "global" things (vmalloc) */ movq mmu_cr4_features(%rip), %rax movq %rax, %rdx |
