summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/fpu/regset.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/fpu/regset.c')
-rw-r--r--arch/x86/kernel/fpu/regset.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c
index 887b0b8e21e3..0986c2200adc 100644
--- a/arch/x86/kernel/fpu/regset.c
+++ b/arch/x86/kernel/fpu/regset.c
@@ -45,7 +45,7 @@ int regset_xregset_fpregs_active(struct task_struct *target, const struct user_r
*/
static void sync_fpstate(struct fpu *fpu)
{
- if (fpu == &current->thread.fpu)
+ if (fpu == x86_task_fpu(current))
fpu_sync_fpstate(fpu);
}
@@ -63,7 +63,7 @@ static void fpu_force_restore(struct fpu *fpu)
* Only stopped child tasks can be used to modify the FPU
* state in the fpstate buffer:
*/
- WARN_ON_FPU(fpu == &current->thread.fpu);
+ WARN_ON_FPU(fpu == x86_task_fpu(current));
__fpu_invalidate_fpregs_state(fpu);
}
@@ -71,7 +71,7 @@ static void fpu_force_restore(struct fpu *fpu)
int xfpregs_get(struct task_struct *target, const struct user_regset *regset,
struct membuf to)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
if (!cpu_feature_enabled(X86_FEATURE_FXSR))
return -ENODEV;
@@ -91,7 +91,7 @@ int xfpregs_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct fxregs_state newstate;
int ret;
@@ -133,7 +133,7 @@ int xstateregs_get(struct task_struct *target, const struct user_regset *regset,
if (!cpu_feature_enabled(X86_FEATURE_XSAVE))
return -ENODEV;
- sync_fpstate(&target->thread.fpu);
+ sync_fpstate(x86_task_fpu(target));
copy_xstate_to_uabi_buf(to, target, XSTATE_COPY_XSAVE);
return 0;
@@ -143,7 +143,7 @@ int xstateregs_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct xregs_state *tmpbuf = NULL;
int ret;
@@ -187,7 +187,7 @@ int ssp_active(struct task_struct *target, const struct user_regset *regset)
int ssp_get(struct task_struct *target, const struct user_regset *regset,
struct membuf to)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct cet_user_state *cetregs;
if (!cpu_feature_enabled(X86_FEATURE_USER_SHSTK) ||
@@ -214,7 +214,7 @@ int ssp_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct xregs_state *xsave = &fpu->fpstate->regs.xsave;
struct cet_user_state *cetregs;
unsigned long user_ssp;
@@ -368,7 +368,7 @@ static void __convert_from_fxsr(struct user_i387_ia32_struct *env,
void
convert_from_fxsr(struct user_i387_ia32_struct *env, struct task_struct *tsk)
{
- __convert_from_fxsr(env, tsk, &tsk->thread.fpu.fpstate->regs.fxsave);
+ __convert_from_fxsr(env, tsk, &x86_task_fpu(tsk)->fpstate->regs.fxsave);
}
void convert_to_fxsr(struct fxregs_state *fxsave,
@@ -401,7 +401,7 @@ void convert_to_fxsr(struct fxregs_state *fxsave,
int fpregs_get(struct task_struct *target, const struct user_regset *regset,
struct membuf to)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct user_i387_ia32_struct env;
struct fxregs_state fxsave, *fx;
@@ -433,7 +433,7 @@ int fpregs_set(struct task_struct *target, const struct user_regset *regset,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
- struct fpu *fpu = &target->thread.fpu;
+ struct fpu *fpu = x86_task_fpu(target);
struct user_i387_ia32_struct env;
int ret;