From 6eee3cc510739b47e20752dbd77298309faec7a0 Mon Sep 17 00:00:00 2001 From: hailin cai Date: Wed, 24 Feb 2016 11:00:52 -0500 Subject: [PATCH] Update Booting/linux-bootstrap-2.md --- Booting/linux-bootstrap-2.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Booting/linux-bootstrap-2.md b/Booting/linux-bootstrap-2.md index 4ea7049..84713ab 100644 --- a/Booting/linux-bootstrap-2.md +++ b/Booting/linux-bootstrap-2.md @@ -362,7 +362,7 @@ ENDPROC(memset) 检查CPU类型 -------------------------------------------------------------------------------- -在堆栈初始化之后，内核代码通过调用[arch/x86/boot/cpu.c](https://github.com/torvalds/linux/blob/master/arch/x86/boot/cpu.c)提供的`validate_cpu`方法检查CPU类型以确定系统是否能够在当前的CPU上运行。 +在堆栈初始化之后，内核代码通过调用[arch/x86/boot/cpu.c](https://github.com/torvalds/linux/blob/master/arch/x86/boot/cpu.c)提供的`validate_cpu`方法检查CPU以确定系统是否能够在当前的CPU上运行。 `validate_cpu`调用了[`check_cpu`](https://github.com/torvalds/linux/blob/master/arch/x86/boot/cpucheck.c#L102)方法得到当前系统的CPU级别，并且和系统预设的最低CPU级别进行比较。如果不满足条件，则不允许系统运行。