mknodat on ia64

create a special or ordinary file

sys_mknodat(int dfd, const char *filename, umode_t mode, unsigned dev)
number1283 (0x503)
abicommon
entry pointsys_mknodat
sinceLinux 5.0 or earlier (5.0 is the first release scanned for ia64)
man pagemknodat(2)
sourceelixir.bootlin.com

Registers

registervalue
r151283, the syscall number
out0int dfd
out1const char *filename
out2umode_t mode
out3unsigned dev
r8the return value

Then run break 0x100000 to enter the kernel.

The kernel uses r10 to signal an error.

The pipe call returns file descriptors in r8 and r9.

This architecture was removed from the Linux kernel in Linux 6.7. The newest release with a syscall table here is Linux 6.6. 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/ia64/mknodat?kernel=all