On Mon, May 27, 2024 at 11:06:11AM +0000, Sukrit.Bhatnagar@xxxxxxxx wrote: > We can pass the starting physical block offset of a swapfile into > /sys/power/resume_offset, and hibernate can directly read/write > into it using the swap extents information created by iomap during > swapon. On resume, the kernel would read this offset value from > the commandline parameters, and then access the swapfile. Reading a physical address from userspace is not a proper interface. What is this code even trying to do with it?