https://android.googlesource.com/kernel/common/+/3f5f2283d6843bde6658e93fc50f5f00e5bd3595/kernel/iomem.c
kernel/iomem.c - kernel/common - Git at Google
kernelcgitgoogle
https://www.openwall.com/lists/kernel-hardening/2016/04/06/28
kernel-hardening - Re: [PATCH] KERNEL: resource: Fix bug on leakage in /proc/iomem file
https://man7.org/linux/man-pages/man5/proc_iomem.5.html
proc_iomem(5) - Linux manual page
proclinuxmanual