Commit cdc4b9c0 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
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[PATCH] x86_64: Remove unused segments



They used to be used by the reboot code, but not anymore.

Noticed by Jan Beulich

Cc: JBeulich@novell.com
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent af5b9804
......@@ -386,7 +386,7 @@ gdt:
ENTRY(cpu_gdt_table)
.quad 0x0000000000000000 /* NULL descriptor */
.quad 0x008f9a000000ffff /* __KERNEL_COMPAT32_CS */
.quad 0x0 /* unused */
.quad 0x00af9a000000ffff /* __KERNEL_CS */
.quad 0x00cf92000000ffff /* __KERNEL_DS */
.quad 0x00cffa000000ffff /* __USER32_CS */
......@@ -396,8 +396,7 @@ ENTRY(cpu_gdt_table)
.quad 0,0 /* TSS */
.quad 0,0 /* LDT */
.quad 0,0,0 /* three TLS descriptors */
.quad 0x00009a000000ffff /* __KERNEL16_CS - 16bit PM for S3 wakeup. */
/* base must be patched for real base address. */
.quad 0 /* unused */
gdt_end:
/* asm/segment.h:GDT_ENTRIES must match this */
/* This should be a multiple of the cache line size */
......
......@@ -19,15 +19,13 @@
#define __USER_DS 0x2b /* 5*8+3 */
#define __USER_CS 0x33 /* 6*8+3 */
#define __USER32_DS __USER_DS
#define __KERNEL16_CS (GDT_ENTRY_KERNELCS16 * 8)
#define __KERNEL_COMPAT32_CS 0x8
#define GDT_ENTRY_TLS 1
#define GDT_ENTRY_TSS 8 /* needs two entries */
#define GDT_ENTRY_LDT 10 /* needs two entries */
#define GDT_ENTRY_TLS_MIN 12
#define GDT_ENTRY_TLS_MAX 14
#define GDT_ENTRY_KERNELCS16 15
/* 15 free */
#define GDT_ENTRY_TLS_ENTRIES 3
......
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