From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 23 Jun 2021 12:02:12 +0000 (+0200)
Subject: x86/fpu: Rename fpu__clear_all() to fpu_flush_thread()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e7ecad17c84d0f6bef635c20d02bbe4096eea700;p=linux.git

x86/fpu: Rename fpu__clear_all() to fpu_flush_thread()

Make it clear what the function is about.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20210623121455.827979263@linutronix.de
---

diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index f5da2e9b87da6..dabbb700c0ebd 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -29,12 +29,13 @@
 extern int  fpu__restore_sig(void __user *buf, int ia32_frame);
 extern void fpu__drop(struct fpu *fpu);
 extern void fpu__clear_user_states(struct fpu *fpu);
-extern void fpu__clear_all(struct fpu *fpu);
 extern int  fpu__exception_code(struct fpu *fpu, int trap_nr);
 
 extern void fpu_sync_fpstate(struct fpu *fpu);
 
+/* Clone and exit operations */
 extern int  fpu_clone(struct task_struct *dst);
+extern void fpu_flush_thread(void);
 
 /*
  * Boot time FPU initialization functions:
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index fedadcb04ba2f..4b69be9bea553 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -350,9 +350,9 @@ void fpu__clear_user_states(struct fpu *fpu)
 	fpu__clear(fpu, true);
 }
 
-void fpu__clear_all(struct fpu *fpu)
+void fpu_flush_thread(void)
 {
-	fpu__clear(fpu, false);
+	fpu__clear(&current->thread.fpu, false);
 }
 
 /*
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index af3db530983ba..19d05d39a81d8 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -205,7 +205,7 @@ void flush_thread(void)
 	flush_ptrace_hw_breakpoint(tsk);
 	memset(tsk->thread.tls_array, 0, sizeof(tsk->thread.tls_array));
 
-	fpu__clear_all(&tsk->thread.fpu);
+	fpu_flush_thread();
 }
 
 void disable_TSC(void)