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修正系统入口为系统调用门

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This commit is contained in:
fslongjin
2022-04-22 23:15:34 +08:00
parent 677c505cb1
commit 2fcf91733f
6 changed files with 53 additions and 21 deletions
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4
kernel/exception/entry.S
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@ -342,7 +342,7 @@ ENTRY(virtualization_exception)
/*
// 0x80 系统调用门
ENTRY(syscall_int)
pushq $0
@ -350,5 +350,5 @@ ENTRY(syscall_int)
leaq do_syscall_int(%rip), %rax // 获取系统调用服务程序的地址
xchgq %rax, (%rsp) // 把FUNC的地址换入栈中
jmp Err_Code
*/