__mem_open 808 fs/proc/base.c int ret = __mem_open(inode, file, PTRACE_MODE_ATTACH); __mem_open 917 fs/proc/base.c return __mem_open(inode, file, PTRACE_MODE_READ); __mem_open 992 fs/proc/base.c return __mem_open(inode, file, PTRACE_MODE_READ_FSCREDS);