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| author |   Rusty Russell <rusty@rustcorp.com.au> | 2007-05-02 19:27:10 +0200 |
|---|---|---|
| committer |   Andi Kleen <andi@basil.nowhere.org> | 2007-05-02 19:27:10 +0200 |
| commit | ae1ee11be77f51cedb6c569887dddc70c163ab6d (patch) | |
| tree | e579a6a6d10c6835cab9af47a2795bf40f669da6 /arch/i386/mach-voyager | |
| parent | [PATCH] x86: add command line length to boot protocol (diff) | |
| download | linux-dev-ae1ee11be77f51cedb6c569887dddc70c163ab6d.tar.xz linux-dev-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 'arch/i386/mach-voyager')
| -rw-r--r-- | arch/i386/mach-voyager/voyager_smp.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c index 74aeedf277f4..15d8132d4f5e 100644 --- a/arch/i386/mach-voyager/voyager_smp.c +++ b/arch/i386/mach-voyager/voyager_smp.c @@ -580,15 +580,7 @@ do_boot_cpu(__u8 cpu) /* init_tasks (in sched.c) is indexed logically */ stack_start.esp = (void *) idle->thread.esp; - /* Pre-allocate and initialize the CPU's GDT and PDA so it - doesn't have to do any memory allocation during the - delicate CPU-bringup phase. */ - if (!init_gdt(cpu, idle)) { - printk(KERN_INFO "Couldn't allocate GDT/PDA for CPU %d\n", cpu); - cpucount--; - return; - } - + init_gdt(cpu, idle); irq_ctx_init(cpu); /* Note: Don't modify initial ss override */ |