sys_shmdt 46 arch/x86/ia32/ipc32.c return sys_shmdt(compat_ptr(ptr)); sys_shmdt 177 arch/x86/kernel/sys_i386_32.c return sys_shmdt((char __user *)ptr); sys_shmdt 474 include/linux/syscalls.h asmlinkage long sys_shmdt(char __user *shmaddr);