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Subject[tip: x86/fpu] x86/fpu: Use fpstate in fpu_copy_kvm_uabi_to_fpstate()
The following commit has been merged into the x86/fpu branch of tip:

Commit-ID: ad6ede407aae01d9617e172b27e179ce1046cbfc
Gitweb: https://git.kernel.org/tip/ad6ede407aae01d9617e172b27e179ce1046cbfc
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Wed, 13 Oct 2021 16:55:52 +02:00
Committer: Borislav Petkov <bp@suse.de>
CommitterDate: Thu, 21 Oct 2021 14:17:47 +02:00

x86/fpu: Use fpstate in fpu_copy_kvm_uabi_to_fpstate()

Straight forward conversion. No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20211013145323.129699950@linutronix.de
---
arch/x86/kernel/fpu/core.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index f4db70b..052e5ef 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -205,7 +205,7 @@ EXPORT_SYMBOL_GPL(fpu_copy_fpstate_to_kvm_uabi);
int fpu_copy_kvm_uabi_to_fpstate(struct fpu *fpu, const void *buf, u64 xcr0,
u32 *vpkru)
{
- union fpregs_state *kstate = &fpu->fpstate->regs;
+ struct fpstate *kstate = fpu->fpstate;
const union fpregs_state *ustate = buf;
struct pkru_state *xpkru;
int ret;
@@ -215,25 +215,25 @@ int fpu_copy_kvm_uabi_to_fpstate(struct fpu *fpu, const void *buf, u64 xcr0,
return -EINVAL;
if (ustate->fxsave.mxcsr & ~mxcsr_feature_mask)
return -EINVAL;
- memcpy(&kstate->fxsave, &ustate->fxsave, sizeof(ustate->fxsave));
+ memcpy(&kstate->regs.fxsave, &ustate->fxsave, sizeof(ustate->fxsave));
return 0;
}

if (ustate->xsave.header.xfeatures & ~xcr0)
return -EINVAL;

- ret = copy_uabi_from_kernel_to_xstate(&kstate->xsave, ustate);
+ ret = copy_uabi_from_kernel_to_xstate(&kstate->regs.xsave, ustate);
if (ret)
return ret;

/* Retrieve PKRU if not in init state */
- if (kstate->xsave.header.xfeatures & XFEATURE_MASK_PKRU) {
- xpkru = get_xsave_addr(&kstate->xsave, XFEATURE_PKRU);
+ if (kstate->regs.xsave.header.xfeatures & XFEATURE_MASK_PKRU) {
+ xpkru = get_xsave_addr(&kstate->regs.xsave, XFEATURE_PKRU);
*vpkru = xpkru->pkru;
}

/* Ensure that XCOMP_BV is set up for XSAVES */
- xstate_init_xcomp_bv(&kstate->xsave, xfeatures_mask_uabi());
+ xstate_init_xcomp_bv(&kstate->regs.xsave, xfeatures_mask_uabi());
return 0;
}
EXPORT_SYMBOL_GPL(fpu_copy_kvm_uabi_to_fpstate);
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