name_to_handle_at on tilegx

obtain handle for a pathname and open file via a handle

sys_name_to_handle_at(int dfd, const char *name, struct file_handle *handle, int *mnt_id, int flag)
number264 (0x108)
abicommon
kconfigCONFIG_FHANDLE
entry pointsys_name_to_handle_at
sinceLinux 3.7 or earlier (3.7 is the first release scanned for tilegx)
man pagename_to_handle_at(2)
sourceelixir.bootlin.com

Registers

registervalue
r10264, the syscall number
r0int dfd
r1const char *name
r2struct file_handle *handle
r3int *mnt_id
r4int flag
r0the return value

Then run swint1 to enter the kernel.

The kernel uses r1 to signal an error.

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/tilegx/name_to_handle_at?kernel=all