proc_mem_operations 907 fs/proc/base.c static const struct file_operations proc_mem_operations = { proc_mem_operations 3030 fs/proc/base.c REG("mem", S_IRUSR|S_IWUSR, proc_mem_operations), proc_mem_operations 3431 fs/proc/base.c REG("mem", S_IRUSR|S_IWUSR, proc_mem_operations),