aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/math-emu/fpu_aux.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-03-10 16:34:43 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-10 16:34:43 +0100
commit8c54436ae9f59146b3d02820a3ebbf71e61f2aee (patch)
tree0ab1a3847809bd7d5f44fc52b1f16fabd953c4bb /arch/x86/math-emu/fpu_aux.c
parent5ed0cec0ac5f1b3759bdbe4d9df32ee4ff8afb5a (diff)
parent7a203f3b089be4410fe065dd9927027eade94557 (diff)
Merge branches 'sched/cleanups' and 'linus' into sched/core
Diffstat (limited to 'arch/x86/math-emu/fpu_aux.c')
-rw-r--r--arch/x86/math-emu/fpu_aux.c31
1 files changed, 20 insertions, 11 deletions
diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c
index 491e737ce54..aa098708877 100644
--- a/arch/x86/math-emu/fpu_aux.c
+++ b/arch/x86/math-emu/fpu_aux.c
@@ -30,20 +30,29 @@ static void fclex(void)
}
/* Needs to be externally visible */
-void finit(void)
+void finit_task(struct task_struct *tsk)
{
- control_word = 0x037f;
- partial_status = 0;
- top = 0; /* We don't keep top in the status word internally. */
- fpu_tag_word = 0xffff;
+ struct i387_soft_struct *soft = &tsk->thread.xstate->soft;
+ struct address *oaddr, *iaddr;
+ soft->cwd = 0x037f;
+ soft->swd = 0;
+ soft->ftop = 0; /* We don't keep top in the status word internally. */
+ soft->twd = 0xffff;
/* The behaviour is different from that detailed in
Section 15.1.6 of the Intel manual */
- operand_address.offset = 0;
- operand_address.selector = 0;
- instruction_address.offset = 0;
- instruction_address.selector = 0;
- instruction_address.opcode = 0;
- no_ip_update = 1;
+ oaddr = (struct address *)&soft->foo;
+ oaddr->offset = 0;
+ oaddr->selector = 0;
+ iaddr = (struct address *)&soft->fip;
+ iaddr->offset = 0;
+ iaddr->selector = 0;
+ iaddr->opcode = 0;
+ soft->no_update = 1;
+}
+
+void finit(void)
+{
+ finit_task(current);
}
/*