#include <linux/sched/task_stack.h>
#include <linux/vmalloc.h>
-#include <asm/fpu/internal.h>
+#include <asm/fpu/api.h>
#include <asm/fpu/signal.h>
#include <asm/fpu/regset.h>
#include <asm/fpu/xstate.h>
+#include "context.h"
+#include "internal.h"
+#include "legacy.h"
+
/*
* The xstateregs_active() routine is the same as the regset_fpregs_active() routine,
* as the "regset->n" for the xstate regset will be updated based on the feature
sync_fpstate(fpu);
if (!use_xsave()) {
- return membuf_write(&to, &fpu->state.fxsave,
- sizeof(fpu->state.fxsave));
+ return membuf_write(&to, &fpu->fpstate->regs.fxsave,
+ sizeof(fpu->fpstate->regs.fxsave));
}
copy_xstate_to_uabi_buf(to, target, XSTATE_COPY_FX);
fpu_force_restore(fpu);
/* Copy the state */
- memcpy(&fpu->state.fxsave, &newstate, sizeof(newstate));
+ memcpy(&fpu->fpstate->regs.fxsave, &newstate, sizeof(newstate));
/* Clear xmm8..15 */
- BUILD_BUG_ON(sizeof(fpu->state.fxsave.xmm_space) != 16 * 16);
- memset(&fpu->state.fxsave.xmm_space[8], 0, 8 * 16);
+ BUILD_BUG_ON(sizeof(fpu->__fpstate.regs.fxsave.xmm_space) != 16 * 16);
+ memset(&fpu->fpstate->regs.fxsave.xmm_space[8], 0, 8 * 16);
/* Mark FP and SSE as in use when XSAVE is enabled */
if (use_xsave())
- fpu->state.xsave.header.xfeatures |= XFEATURE_MASK_FPSSE;
+ fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FPSSE;
return 0;
}
}
fpu_force_restore(fpu);
- ret = copy_uabi_from_kernel_to_xstate(&fpu->state.xsave, kbuf ?: tmpbuf);
+ ret = copy_uabi_from_kernel_to_xstate(&fpu->fpstate->regs.xsave,
+ kbuf ?: tmpbuf);
out:
vfree(tmpbuf);
void
convert_from_fxsr(struct user_i387_ia32_struct *env, struct task_struct *tsk)
{
- __convert_from_fxsr(env, tsk, &tsk->thread.fpu.state.fxsave);
+ __convert_from_fxsr(env, tsk, &tsk->thread.fpu.fpstate->regs.fxsave);
}
void convert_to_fxsr(struct fxregs_state *fxsave,
return fpregs_soft_get(target, regset, to);
if (!cpu_feature_enabled(X86_FEATURE_FXSR)) {
- return membuf_write(&to, &fpu->state.fsave,
+ return membuf_write(&to, &fpu->fpstate->regs.fsave,
sizeof(struct fregs_state));
}
copy_xstate_to_uabi_buf(mb, target, XSTATE_COPY_FP);
fx = &fxsave;
} else {
- fx = &fpu->state.fxsave;
+ fx = &fpu->fpstate->regs.fxsave;
}
__convert_from_fxsr(&env, target, fx);
fpu_force_restore(fpu);
if (cpu_feature_enabled(X86_FEATURE_FXSR))
- convert_to_fxsr(&fpu->state.fxsave, &env);
+ convert_to_fxsr(&fpu->fpstate->regs.fxsave, &env);
else
- memcpy(&fpu->state.fsave, &env, sizeof(env));
+ memcpy(&fpu->fpstate->regs.fsave, &env, sizeof(env));
/*
* Update the header bit in the xsave header, indicating the
* presence of FP.
*/
if (cpu_feature_enabled(X86_FEATURE_XSAVE))
- fpu->state.xsave.header.xfeatures |= XFEATURE_MASK_FP;
+ fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FP;
return 0;
}