On Tue, Jul 11, 2023, at 13:25, Alexey Gladkov wrote: > From: Palmer Dabbelt <pal...@sifive.com> > > This registers the new fchmodat4 syscall in most places as nuber 451, > with alpha being the exception where it's 561. I found all these sites > by grepping for fspick, which I assume has found me everything. > > Signed-off-by: Palmer Dabbelt <pal...@sifive.com> > Signed-off-by: Alexey Gladkov <leg...@kernel.org>
In linux-6.5-rc1, number 451 is used for __NR_cachestat, the next free one at the moment is 452. > arch/arm/tools/syscall.tbl | 1 + > arch/arm64/include/asm/unistd32.h | 2 ++ Unfortunately, you still also need to change __NR_compat_syscalls in arch/arm64/include/asm/unistd.h. Aside from these two issues, your patch is the correct way to hook up a new syscall. Arnd
