diff options
| author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-30 13:31:14 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:31:14 +0100 |
| commit | 507f90c9f92592e7630b1c1e87bf92d2c9858cc6 (patch) | |
| tree | 23e011c11bc221e1c51702ca7dc748d2b241005d /arch/x86/kernel/traps_32.c | |
| parent | x86: unify paravirt pieces of descriptor handling (diff) | |
| download | linux-507f90c9f92592e7630b1c1e87bf92d2c9858cc6.tar.xz linux-507f90c9f92592e7630b1c1e87bf92d2c9858cc6.zip | |
x86: move _set_gate and its users to a common location
This patch moves _set_gate and its users to desc.h. We can now
use common code for x86_64 and i386.
[ mingo@elte.hu: set_system_gate() fixes for nasty crashes. ]
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/kernel/traps_32.c')
| -rw-r--r-- | arch/x86/kernel/traps_32.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index c70c41fd710b..3065b3f41928 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -1102,40 +1102,6 @@ asmlinkage void math_emulate(long arg) #endif /* CONFIG_MATH_EMULATION */ -/* - * This needs to use 'idt_table' rather than 'idt', and - * thus use the _nonmapped_ version of the IDT, as the - * Pentium F0 0F bugfix can have resulted in the mapped - * IDT being write-protected. - */ -void set_intr_gate(unsigned int n, void *addr) -{ - _set_gate(n, DESCTYPE_INT, addr, __KERNEL_CS); -} - -/* - * This routine sets up an interrupt gate at directory privilege level 3. - */ -static inline void set_system_intr_gate(unsigned int n, void *addr) -{ - _set_gate(n, DESCTYPE_INT | DESCTYPE_DPL3, addr, __KERNEL_CS); -} - -static void __init set_trap_gate(unsigned int n, void *addr) -{ - _set_gate(n, DESCTYPE_TRAP, addr, __KERNEL_CS); -} - -static void __init set_system_gate(unsigned int n, void *addr) -{ - _set_gate(n, DESCTYPE_TRAP | DESCTYPE_DPL3, addr, __KERNEL_CS); -} - -static void __init set_task_gate(unsigned int n, unsigned int gdt_entry) -{ - _set_gate(n, DESCTYPE_TASK, (void *)0, (gdt_entry<<3)); -} - void __init trap_init(void) { |