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x86: use generic register name in the thread and tss structures

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This changes size-specific register names (eip/rip, esp/rsp, etc.) to
generic names in the thread and tss structures.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
H. Peter Anvin
2008-01-30 13:31:02 +01:00
committed by Ingo Molnar
parent 25149b62d3
commit faca62273b
23 changed files with 99 additions and 101 deletions
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arch/x86/kernel/entry_32.S
+3 -3
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@@ -288,7 +288,7 @@ ENTRY(ia32_sysenter_target)
CFI_SIGNAL_FRAME
CFI_DEF_CFA esp, 0
CFI_REGISTER esp, ebp
movl TSS_sysenter_esp0(%esp),%esp
movl TSS_sysenter_sp0(%esp),%esp
sysenter_past_esp:
/*
* No need to follow this irqs on/off section: the syscall
@@ -743,7 +743,7 @@ END(device_not_available)
* that sets up the real kernel stack. Check here, since we can't
* allow the wrong stack to be used.
*
* "TSS_sysenter_esp0+12" is because the NMI/debug handler will have
* "TSS_sysenter_sp0+12" is because the NMI/debug handler will have
* already pushed 3 words if it hits on the sysenter instruction:
* eflags, cs and eip.
*
@@ -755,7 +755,7 @@ END(device_not_available)
cmpw $__KERNEL_CS,4(%esp); \
jne ok; \
label: \
movl TSS_sysenter_esp0+offset(%esp),%esp; \
movl TSS_sysenter_sp0+offset(%esp),%esp; \
CFI_DEF_CFA esp, 0; \
CFI_UNDEFINED eip; \
pushfl; \