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| author | Andi Kleen <ak@suse.de> | 2006-01-11 22:42:29 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-11 19:01:11 -0800 |
| commit | 636aab5ce332d88a76362797a55804c7da643467 (patch) | |
| tree | 6127968732ba695e30d72f3dfd53252c18ec89ec | |
| parent | 1f6818b90dbb887261c616a318733703ed526f0a (diff) | |
| download | op-kernel-dev-636aab5ce332d88a76362797a55804c7da643467.zip op-kernel-dev-636aab5ce332d88a76362797a55804c7da643467.tar.gz | |
[PATCH] x86_64: No need to remove NT during CPU setup
head.S already clears EFLAGS completely. Following an i386 patch from
Zachary Amsden.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/x86_64/kernel/setup64.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/x86_64/kernel/setup64.c b/arch/x86_64/kernel/setup64.c index 06dc354..7b7131d 100644 --- a/arch/x86_64/kernel/setup64.c +++ b/arch/x86_64/kernel/setup64.c @@ -223,13 +223,6 @@ void __cpuinit cpu_init (void) asm volatile("lidt %0" :: "m" (idt_descr)); memcpy(me->thread.tls_array, cpu_gdt_table[cpu], GDT_ENTRY_TLS_ENTRIES * 8); - - /* - * Delete NT - */ - - asm volatile("pushfq ; popq %%rax ; btr $14,%%rax ; pushq %%rax ; popfq" ::: "eax"); - syscall_init(); wrmsrl(MSR_FS_BASE, 0); |
