remap_file_pages on m32r

create a nonlinear file mapping

sys_remap_file_pages(unsigned long start, unsigned long size, unsigned long prot, unsigned long pgoff, unsigned long flags)
number257 (0x101)
abicommon
entry pointsys_remap_file_pages
sinceLinux 3.3 or earlier (3.3 is the first release scanned for m32r)
man pageremap_file_pages(2)
sourceelixir.bootlin.com

Registers

registervalue
r7257, the syscall number
r0unsigned long start
r1unsigned long size
r2unsigned long prot
r3unsigned long pgoff
r4unsigned long flags
r0the return value

Then run trap #2 to enter the kernel.

This architecture was removed from the Linux kernel in Linux 4.17. The newest release with a syscall table here is Linux 4.16. The other removed architectures live on the historical architectures page.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/m32r/remap_file_pages?kernel=all