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| author | Rusty Russell | 2007-05-02 19:27:10 +0200 |
|---|---|---|
| committer | Andi Kleen | 2007-05-02 19:27:10 +0200 |
| commit | ae1ee11be77f51cedb6c569887dddc70c163ab6d (patch) | |
| tree | e579a6a6d10c6835cab9af47a2795bf40f669da6 /include/asm-i386/desc.h | |
| parent | [PATCH] x86: add command line length to boot protocol (diff) | |
| download | kernel-qcow2-linux-ae1ee11be77f51cedb6c569887dddc70c163ab6d.tar.gz kernel-qcow2-linux-ae1ee11be77f51cedb6c569887dddc70c163ab6d.tar.xz kernel-qcow2-linux-ae1ee11be77f51cedb6c569887dddc70c163ab6d.zip | |
[PATCH] i386: Use per-cpu variables for GDT, PDA
Allocating PDA and GDT at boot is a pain. Using simple per-cpu variables adds
happiness (although we need the GDT page-aligned for Xen, which we do in a
followup patch).
[akpm@linux-foundation.org: build fix]
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/asm-i386/desc.h')
| -rw-r--r-- | include/asm-i386/desc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-i386/desc.h b/include/asm-i386/desc.h index 050831f34f71..53c5916687b6 100644 --- a/include/asm-i386/desc.h +++ b/include/asm-i386/desc.h @@ -22,6 +22,7 @@ struct Xgt_desc_struct { extern struct Xgt_desc_struct idt_descr; DECLARE_PER_CPU(struct Xgt_desc_struct, cpu_gdt_descr); +DECLARE_PER_CPU(struct desc_struct, cpu_gdt[GDT_ENTRIES]); extern struct Xgt_desc_struct early_gdt_descr; static inline struct desc_struct *get_cpu_gdt_table(unsigned int cpu) |