AuxXxilium/linux_dsm_epyc7002
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Merge branch 'pm-sleep'

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* pm-sleep:
  x86/power/64: Fix hibernation return address corruption
This commit is contained in:
Rafael J. Wysocki 2016-07-29 22:12:54 +02:00
commit e148d0f85c
1 changed files with 1 additions and 3 deletions
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4
arch/x86/power/hibernate_asm_64.S
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@ -24,7 +24,6 @@
#include <asm/frame.h> #include <asm/frame.h>
ENTRY(swsusp_arch_suspend) ENTRY(swsusp_arch_suspend)
FRAME_BEGIN
movq $saved_context, %rax movq $saved_context, %rax
movq %rsp, pt_regs_sp(%rax) movq %rsp, pt_regs_sp(%rax)
movq %rbp, pt_regs_bp(%rax) movq %rbp, pt_regs_bp(%rax)
@ -48,6 +47,7 @@ ENTRY(swsusp_arch_suspend)
movq %cr3, %rax movq %cr3, %rax
movq %rax, restore_cr3(%rip) movq %rax, restore_cr3(%rip)
FRAME_BEGIN
call swsusp_save call swsusp_save
FRAME_END FRAME_END
ret ret
@ -104,7 +104,6 @@ ENTRY(core_restore_code)
/* code below belongs to the image kernel */ /* code below belongs to the image kernel */
.align PAGE_SIZE .align PAGE_SIZE
ENTRY(restore_registers) ENTRY(restore_registers)
FRAME_BEGIN
/* go back to the original page tables */ /* go back to the original page tables */
movq %r9, %cr3 movq %r9, %cr3
@ -145,6 +144,5 @@ ENTRY(restore_registers)
/* tell the hibernation core that we've just restored the memory */ /* tell the hibernation core that we've just restored the memory */
movq %rax, in_suspend(%rip) movq %rax, in_suspend(%rip)
FRAME_END
ret ret
ENDPROC(restore_registers) ENDPROC(restore_registers)