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Diffstat (limited to 'arch/x86/include/asm/cpu_entry_area.h')
-rw-r--r--arch/x86/include/asm/cpu_entry_area.h12
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/x86/include/asm/cpu_entry_area.h b/arch/x86/include/asm/cpu_entry_area.h
index 02c0078d3787..8902fdb7de13 100644
--- a/arch/x86/include/asm/cpu_entry_area.h
+++ b/arch/x86/include/asm/cpu_entry_area.h
@@ -11,15 +11,11 @@
#ifdef CONFIG_X86_64
/* Macro to enforce the same ordering and stack sizes */
-#define ESTACKS_MEMBERS(guardsize, db2_holesize)\
+#define ESTACKS_MEMBERS(guardsize) \
char DF_stack_guard[guardsize]; \
char DF_stack[EXCEPTION_STKSZ]; \
char NMI_stack_guard[guardsize]; \
char NMI_stack[EXCEPTION_STKSZ]; \
- char DB2_stack_guard[guardsize]; \
- char DB2_stack[db2_holesize]; \
- char DB1_stack_guard[guardsize]; \
- char DB1_stack[EXCEPTION_STKSZ]; \
char DB_stack_guard[guardsize]; \
char DB_stack[EXCEPTION_STKSZ]; \
char MCE_stack_guard[guardsize]; \
@@ -28,12 +24,12 @@
/* The exception stacks' physical storage. No guard pages required */
struct exception_stacks {
- ESTACKS_MEMBERS(0, 0)
+ ESTACKS_MEMBERS(0)
};
/* The effective cpu entry area mapping with guard pages. */
struct cea_exception_stacks {
- ESTACKS_MEMBERS(PAGE_SIZE, EXCEPTION_STKSZ)
+ ESTACKS_MEMBERS(PAGE_SIZE)
};
/*
@@ -42,8 +38,6 @@ struct cea_exception_stacks {
enum exception_stack_ordering {
ESTACK_DF,
ESTACK_NMI,
- ESTACK_DB2,
- ESTACK_DB1,
ESTACK_DB,
ESTACK_MCE,
N_EXCEPTION_STACKS