syscall.sh / arm64 / remap_file_pages

remap_file_pages

create a nonlinear file mapping

sys_remap_file_pages(unsigned long start, unsigned long size, unsigned long prot, unsigned long pgoff, unsigned long flags)
number234 (0xea)
abicommon
entry pointsys_remap_file_pages
sinceLinux 3.7
man pageremap_file_pages(2)
sourceelixir.bootlin.com

Registers

registervalue
x8234, the syscall number
x0unsigned long start
x1unsigned long size
x2unsigned long prot
x3unsigned long pgoff
x4unsigned long flags
x0the return value

Then run svc #0 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/arm64/remap_file_pages