diff options
| author | Jan Beulich <jbeulich@novell.com> | 2006-01-11 22:42:08 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-11 19:01:10 -0800 |
| commit | 0a5215882166dd33a95b313637dd318e4c143113 (patch) | |
| tree | 00b3211382219459ddebdc8bcde2f3881a657b08 /arch/x86_64/kernel | |
| parent | 6e0c47ede7b1473a4e2ab65a0fecf0385ab23c03 (diff) | |
[PATCH] x86_64: fix bound check IDT gate
Other than apparently commonly assumed, the bound instruction does not
require the corresponding IDT entry to have DPL 3.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/kernel')
| -rw-r--r-- | arch/x86_64/kernel/traps.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c index bf337f49318..7ecc72a48cd 100644 --- a/arch/x86_64/kernel/traps.c +++ b/arch/x86_64/kernel/traps.c @@ -881,8 +881,8 @@ void __init trap_init(void) set_intr_gate_ist(1,&debug,DEBUG_STACK); set_intr_gate_ist(2,&nmi,NMI_STACK); set_system_gate(3,&int3); - set_system_gate(4,&overflow); /* int4-5 can be called from all */ - set_system_gate(5,&bounds); + set_system_gate(4,&overflow); /* int4 can be called from all */ + set_intr_gate(5,&bounds); set_intr_gate(6,&invalid_op); set_intr_gate(7,&device_not_available); set_intr_gate_ist(8,&double_fault, DOUBLEFAULT_STACK); |