syscall.sh / parisc / 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)
number227 (0xe3)
abicommon
entry pointsys_remap_file_pages
sinceLinux 5.0
man pageremap_file_pages(2)
sourceelixir.bootlin.com

Registers

registervalue
r20227, the syscall number
r26unsigned long start
r25unsigned long size
r24unsigned long prot
r23unsigned long pgoff
r22unsigned long flags
r28the return value

Then run ble 0x100(%sr2, %r0) to enter the kernel.

Same syscall on other architectures

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