From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/powerpc/include/asm/switch_to.h | 23 +++++++++++++++++++++--
1 files changed, 21 insertions(+), 2 deletions(-)
diff --git a/kernel/arch/powerpc/include/asm/switch_to.h b/kernel/arch/powerpc/include/asm/switch_to.h
index 5b03d8a..9d1fbd8 100644
--- a/kernel/arch/powerpc/include/asm/switch_to.h
+++ b/kernel/arch/powerpc/include/asm/switch_to.h
@@ -5,6 +5,7 @@
#ifndef _ASM_POWERPC_SWITCH_TO_H
#define _ASM_POWERPC_SWITCH_TO_H
+#include <linux/sched.h>
#include <asm/reg.h>
struct thread_struct;
@@ -21,6 +22,16 @@
extern void switch_booke_debug_regs(struct debug_reg *new_debug);
extern int emulate_altivec(struct pt_regs *);
+
+#ifdef CONFIG_PPC_BOOK3S_64
+void restore_math(struct pt_regs *regs);
+#else
+static inline void restore_math(struct pt_regs *regs)
+{
+}
+#endif
+
+void restore_tm_state(struct pt_regs *regs);
extern void flush_all_to_thread(struct task_struct *);
extern void giveup_all(struct task_struct *);
@@ -60,6 +71,16 @@
{
msr_check_and_clear(MSR_FP|MSR_VEC|MSR_VSX);
}
+#else
+static inline void enable_kernel_vsx(void)
+{
+ BUILD_BUG();
+}
+
+static inline void disable_kernel_vsx(void)
+{
+ BUILD_BUG();
+}
#endif
#ifdef CONFIG_SPE
@@ -90,8 +111,6 @@
t->thread.used_ebb = 0;
#endif
}
-
-extern int set_thread_uses_vas(void);
extern int set_thread_tidr(struct task_struct *t);
--
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