diff options
| author | Alexander van Heukelum <heukelum@fastmail.fm> | 2008-09-09 21:56:09 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-13 10:20:33 +0200 |
| commit | 252d28fe65adc2e51bc71358eae43ba94b74da91 (patch) | |
| tree | 5f9a758f0da58b2757032d8e53f7d9adf82cf023 /arch | |
| parent | cf81978d5fb32ab75f701690b372e1126b41861f (diff) | |
i386: convert hardware exception 16 to an interrupt gate
Handle coprocessor error exception with interrupt initially off.
Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/traps_32.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index 0039856b634..5ab4c3fc7c1 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -1088,6 +1088,7 @@ void math_error(void __user *ip) void do_coprocessor_error(struct pt_regs *regs, long error_code) { + conditional_sti(regs); ignore_fpu_irq = 1; math_error((void __user *)regs->ip); } @@ -1279,7 +1280,7 @@ void __init trap_init(void) set_intr_gate(13, &general_protection); set_intr_gate(14, &page_fault); set_intr_gate(15, &spurious_interrupt_bug); - set_trap_gate(16, &coprocessor_error); + set_intr_gate(16, &coprocessor_error); set_trap_gate(17, &alignment_check); #ifdef CONFIG_X86_MCE set_trap_gate(18, &machine_check); |