Re: [PATCH 3/5] asm-generic: Register fchmodat4 as syscall 428

[Palmer Dabbelt]

On Fri, 31 May 2019 12:56:39 PDT (-0700), Arnd Bergmann wrote:
> On Fri, May 31, 2019 at 9:23 PM Palmer Dabbelt <palmer@xxxxxxxxxx> wrote:
> > Signed-off-by: Palmer Dabbelt <palmer@xxxxxxxxxx>
>
> As usual, each patch needs a changelog text. I would prefer having a single
> patch here that changes /all/ system call tables at once, rather than doing one
> at a time like we used to.

Works for me.  That also gives me something to write about it the text :)

> In linux-next, we are at number 434 now, and there are a couple of other
> new system calls being proposed right now (more than usual), so you may
> have to change the number a few times.

OK, no problem.  It'll be a bit easier to handle the number that way.

> Note: most architectures use .tbl files now, the exceptions are
> include/uapi/asm-generic/unistd.h and arch/arm64/include/asm/unistd32.h,
> and the latter also requires changing __NR_compat_syscalls in asm/unistd.h.
>
> Numbers should now be the same across architectures, except for alpha,
> which has a +110 offset. We have discussed ways to have a single
> file to modify for a new call on all architectures, but no patches yet.

OK, thanks.  I'll wait a bit for feedback, but unless there's anything else
I'll go ahead and finish this.