系统调用时的内核栈 #define save all cld pushl %es; I pushl%ds; pushl %eax; V pushl %ebp pushl %edi pushl %esi; I pushl %edx push1 o ocx pushl %ebx; V movl S( KERNEL DS), %edx; I movl %edx %ds: moⅥoedx,es; 边干边学— Linux内核指导边干边学——Linux内核指导 系统调用时的内核栈 #define SAVE_ALL \ cld; \ pushl %es; \ pushl %ds; \ pushl %eax; \ pushl %ebp; \ pushl %edi; \ pushl %esi; \ pushl %edx; \ pushl %ecx; \ pushl %ebx; \ movl $(__KERNEL_DS),%edx; \ movl %edx,%ds; \ movl %edx,%es;