syscall.sh / nios2 / copy_file_range

copy_file_range

Copy a range of data from one file to another

sys_copy_file_range(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, size_t len, unsigned int flags)
number285 (0x11d)
abicommon
entry pointsys_copy_file_range
sinceLinux 4.5
man pagecopy_file_range(2)
sourceelixir.bootlin.com

Registers

registervalue
r2285, the syscall number
r4int fd_in
r5loff_t *off_in
r6int fd_out
r7loff_t *off_out
r8size_t len
r9unsigned int flags
r2the return value

Then run trap to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/nios2/copy_file_range