current_sp         50 arch/x86/um/asm/processor_32.h #define current_sp() ({ void *sp; __asm__("movl %%esp, %0" : "=r" (sp) : ); sp; })
current_sp         34 arch/x86/um/asm/processor_64.h #define current_sp() ({ void *sp; __asm__("movq %%rsp, %0" : "=r" (sp) : ); sp; })