open_by_handle_at on ia64

obtain handle for a pathname and open file via a handle

sys_open_by_handle_at(int mountdirfd, struct file_handle *handle, int flags)
number1327 (0x52f)
abicommon
kconfigCONFIG_FHANDLE
entry pointsys_open_by_handle_at
sinceLinux 5.0 or earlier (5.0 is the first release scanned for ia64)
man pageopen_by_handle_at(2)
sourceelixir.bootlin.com

Registers

registervalue
r151327, the syscall number
out0int mountdirfd
out1struct file_handle *handle
out2int flags
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/open_by_handle_at?kernel=all