[tip: x86/fpu] x86/fpu: Rename initstate copy functions

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the x86/fpu branch of tip:

Commit-ID:     b76411b1b568311bfd89d03acc587ffc1548c26f
Gitweb:        https://git.kernel.org/tip/b76411b1b568311bfd89d03acc587ffc1548c26f
Author:        Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate:    Wed, 23 Jun 2021 14:02:02 +02:00
Committer:     Borislav Petkov <bp@xxxxxxx>
CommitterDate: Wed, 23 Jun 2021 18:39:53 +02:00

x86/fpu: Rename initstate copy functions

Again this not a copy. It's restoring register state from kernel memory.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Link: https://lkml.kernel.org/r/20210623121454.816581630@xxxxxxxxxxxxx
---
 arch/x86/kernel/fpu/core.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index c290ba2..4a59e0f 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -303,7 +303,7 @@ void fpu__drop(struct fpu *fpu)
  * Clear FPU registers by setting them up from the init fpstate.
  * Caller must do fpregs_[un]lock() around it.
  */
-static inline void copy_init_fpstate_to_fpregs(u64 features_mask)
+static inline void restore_fpregs_from_init_fpstate(u64 features_mask)
 {
 	if (use_xsave())
 		os_xrstor(&init_fpstate.xsave, features_mask);
@@ -338,9 +338,9 @@ static void fpu__clear(struct fpu *fpu, bool user_only)
 		if (!fpregs_state_valid(fpu, smp_processor_id()) &&
 		    xfeatures_mask_supervisor())
 			os_xrstor(&fpu->state.xsave, xfeatures_mask_supervisor());
-		copy_init_fpstate_to_fpregs(xfeatures_mask_user());
+		restore_fpregs_from_init_fpstate(xfeatures_mask_user());
 	} else {
-		copy_init_fpstate_to_fpregs(xfeatures_mask_all);
+		restore_fpregs_from_init_fpstate(xfeatures_mask_all);
 	}
 
 	fpregs_mark_activate();