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| author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2007-10-19 20:35:03 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-19 20:35:03 +0200 |
| commit | 9d1c6e7c86ddc366d67f0c5fa77be9b93710037a (patch) | |
| tree | 2561f09ea7393c04634352808b6cba2195099b73 /arch/x86/kernel/setup64.c | |
| parent | i386: consolidate show_regs and show_registers for i386 (diff) | |
| download | linux-9d1c6e7c86ddc366d67f0c5fa77be9b93710037a.tar.xz linux-9d1c6e7c86ddc366d67f0c5fa77be9b93710037a.zip | |
x86: use descriptor's functions instead of inline assembly
This patch provides a new set of functions for managing the descriptor
tables that can be used instead of putting the raw assembly in .c files.
Remodeling of store_tr() suggested by Frederik Deweerdt.
[ tglx: arch/x86 adaptation ]
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/setup64.c')
| -rw-r--r-- | arch/x86/kernel/setup64.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/setup64.c b/arch/x86/kernel/setup64.c index e11886e8d8ca..3558ac78c926 100644 --- a/arch/x86/kernel/setup64.c +++ b/arch/x86/kernel/setup64.c @@ -230,8 +230,8 @@ void __cpuinit cpu_init (void) memcpy(cpu_gdt(cpu), cpu_gdt_table, GDT_SIZE); cpu_gdt_descr[cpu].size = GDT_SIZE; - asm volatile("lgdt %0" :: "m" (cpu_gdt_descr[cpu])); - asm volatile("lidt %0" :: "m" (idt_descr)); + load_gdt((const struct desc_ptr *)&cpu_gdt_descr[cpu]); + load_idt((const struct desc_ptr *)&idt_descr); memset(me->thread.tls_array, 0, GDT_ENTRY_TLS_ENTRIES * 8); syscall_init(); |