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authorH. Peter Anvin <hpa@zytor.com>2010-05-10 13:37:16 -0700
committerH. Peter Anvin <hpa@zytor.com>2010-05-10 13:37:16 -0700
commitc3f8978ea332cd4be88e12574452a025892ac9af (patch)
tree8a673afd732fb5d2e57cbb7e60006184cee84bf5
parent86603283326c9e95e5ad4e9fdddeec93cac5d9ad (diff)
x86, fpu: Unbreak FPU emulation
Unbreak FPU emulation, broken by checkin 86603283326c9e95e5ad4e9fdddeec93cac5d9ad: x86: Introduce 'struct fpu' and related API Signed-off-by: H. Peter Anvin <hpa@zytor.com> Cc: Avi Kivity <avi@redhat.com> Cc: Suresh Siddha <suresh.b.siddha@intel.com> LKML-Reference: <1273135546-29690-3-git-send-email-avi@redhat.com>
-rw-r--r--arch/x86/math-emu/fpu_aux.c2
-rw-r--r--arch/x86/math-emu/fpu_entry.c4
-rw-r--r--arch/x86/math-emu/fpu_system.h2
3 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c
index 62797f930511..dc8adad10a2f 100644
--- a/arch/x86/math-emu/fpu_aux.c
+++ b/arch/x86/math-emu/fpu_aux.c
@@ -52,7 +52,7 @@ void finit_soft_fpu(struct i387_soft_struct *soft)
void finit(void)
{
- finit_task(&current->thread.fpu);
+ finit_soft_fpu(&current->thread.fpu.state->soft);
}
/*
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index 5d87f586f8d7..7718541541d4 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -681,7 +681,7 @@ int fpregs_soft_set(struct task_struct *target,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
- struct i387_soft_struct *s387 = &target->thread.xstate->soft;
+ struct i387_soft_struct *s387 = &target->thread.fpu.state->soft;
void *space = s387->st_space;
int ret;
int offset, other, i, tags, regnr, tag, newtop;
@@ -733,7 +733,7 @@ int fpregs_soft_get(struct task_struct *target,
unsigned int pos, unsigned int count,
void *kbuf, void __user *ubuf)
{
- struct i387_soft_struct *s387 = &target->thread.xstate->soft;
+ struct i387_soft_struct *s387 = &target->thread.fpu.state->soft;
const void *space = s387->st_space;
int ret;
int offset = (S387->ftop & 7) * 10, other = 80 - offset;
diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h
index 50fa0ec2c8a5..2c614410a5f3 100644
--- a/arch/x86/math-emu/fpu_system.h
+++ b/arch/x86/math-emu/fpu_system.h
@@ -31,7 +31,7 @@
#define SEG_EXPAND_DOWN(s) (((s).b & ((1 << 11) | (1 << 10))) \
== (1 << 10))
-#define I387 (current->thread.xstate)
+#define I387 (current->thread.fpu.state)
#define FPU_info (I387->soft.info)
#define FPU_CS (*(unsigned short *) &(FPU_info->regs->cs))