flush instruction cache at context switch time if necessary

Change-Id: Ic09415ea772a9de6dca43a98168a8346ca86d3e7
2019-08-04 23:31:47 +00:00
parent f0bc1a6b07
commit 2dd8687974
7 changed files with 32 additions and 0 deletions
--- a/arch/x86_64/kernel/include/arch/cpu.h
+++ b/arch/x86_64/kernel/include/arch/cpu.h
@@ -47,5 +47,6 @@ static inline unsigned long read_tsc(void)
 	WRITE_ONCE(*p, v);					\
 })

+void arch_flush_icache_all(void);

 #endif /* ARCH_CPU_H */