linux-kernel - [patch V4 28/65] x86/math-emu: Rename frstor()

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Date:   Wed, 23 Jun 2021 14:01:55 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Yu-cheng Yu <yu-cheng.yu@...el.com>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Borislav Petkov <bp@...e.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Kan Liang <kan.liang@...ux.intel.com>,
        "Chang Seok Bae" <chang.seok.bae@...el.com>,
        Megha Dey <megha.dey@...ux.intel.com>,
        Oliver Sang <oliver.sang@...el.com>
Subject: [patch V4 28/65] x86/math-emu: Rename frstor()

This is in the way of renaming the low level hardware accessors to match
the instruction name. Prepend it with FPU_ which is consistent vs. the
rest of the emulation code.

No functional change.

Reported-by Borislav Petkov <bp@...e.de>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
V4: Bring back the lost fix.
---
 arch/x86/math-emu/fpu_proto.h  |    2 +-
 arch/x86/math-emu/load_store.c |    2 +-
 arch/x86/math-emu/reg_ld_str.c |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

--- a/arch/x86/math-emu/fpu_proto.h
+++ b/arch/x86/math-emu/fpu_proto.h
@@ -144,7 +144,7 @@ extern int FPU_store_int16(FPU_REG *st0_
 extern int FPU_store_bcd(FPU_REG *st0_ptr, u_char st0_tag, u_char __user *d);
 extern int FPU_round_to_int(FPU_REG *r, u_char tag);
 extern u_char __user *fldenv(fpu_addr_modes addr_modes, u_char __user *s);
-extern void frstor(fpu_addr_modes addr_modes, u_char __user *data_address);
+extern void FPU_frstor(fpu_addr_modes addr_modes, u_char __user *data_address);
 extern u_char __user *fstenv(fpu_addr_modes addr_modes, u_char __user *d);
 extern void fsave(fpu_addr_modes addr_modes, u_char __user *data_address);
 extern int FPU_tagof(FPU_REG *ptr);
--- a/arch/x86/math-emu/load_store.c
+++ b/arch/x86/math-emu/load_store.c
@@ -240,7 +240,7 @@ int FPU_load_store(u_char type, fpu_addr
 		   fix-up operations. */
 		return 1;
 	case 022:		/* frstor m94/108byte */
-		frstor(addr_modes, (u_char __user *) data_address);
+		FPU_frstor(addr_modes, (u_char __user *) data_address);
 		/* Ensure that the values just loaded are not changed by
 		   fix-up operations. */
 		return 1;
--- a/arch/x86/math-emu/reg_ld_str.c
+++ b/arch/x86/math-emu/reg_ld_str.c
@@ -1117,7 +1117,7 @@ u_char __user *fldenv(fpu_addr_modes add
 	return s;
 }
 
-void frstor(fpu_addr_modes addr_modes, u_char __user *data_address)
+void FPU_frstor(fpu_addr_modes addr_modes, u_char __user *data_address)
 {
 	int i, regnr;
 	u_char __user *s = fldenv(addr_modes, data_address);