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authorJeremy Fitzhardinge <jeremy@goop.org>2006-12-07 02:14:02 +0100
committerAndi Kleen <andi@basil.nowhere.org>2006-12-07 02:14:02 +0100
commit9ca36101a8d74704d78f10910f89d62de96f9dc8 (patch)
tree358086c902c021f9316968062dc1b1165cf5f897 /arch/i386/kernel/head.S
parenteb5b7b9d86f46b45ba1f986302fdf7df84fb8297 (diff)
[PATCH] i386: Basic definitions for i386-pda
This patch has the basic definitions of struct i386_pda, and the segment selector in the GDT. asm-i386/pda.h is more or less a direct copy of asm-x86_64/pda.h. The most interesting difference is the use of _proxy_pda, which is used to give gcc a model for the actual memory operations on the real pda structure. No actual reference is ever made to _proxy_pda, so it is never defined. Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com> Signed-off-by: Andi Kleen <ak@suse.de> Cc: Chuck Ebbert <76306.1226@compuserve.com> Cc: Zachary Amsden <zach@vmware.com> Cc: Jan Beulich <jbeulich@novell.com> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org>
Diffstat (limited to 'arch/i386/kernel/head.S')
-rw-r--r--arch/i386/kernel/head.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/i386/kernel/head.S b/arch/i386/kernel/head.S
index b1f1df11fcc..4a83384c5a6 100644
--- a/arch/i386/kernel/head.S
+++ b/arch/i386/kernel/head.S
@@ -585,7 +585,7 @@ ENTRY(cpu_gdt_table)
.quad 0x004092000000ffff /* 0xc8 APM DS data */
.quad 0x00c0920000000000 /* 0xd0 - ESPFIX SS */
- .quad 0x0000000000000000 /* 0xd8 - unused */
+ .quad 0x0000000000000000 /* 0xd8 - PDA */
.quad 0x0000000000000000 /* 0xe0 - unused */
.quad 0x0000000000000000 /* 0xe8 - unused */
.quad 0x0000000000000000 /* 0xf0 - unused */