Re: Remaining randconfig objtool warnings, linux-next-20200428

From: Josh Poimboeuf
Date: Wed Apr 29 2020 - 19:28:44 EST


On Wed, Apr 29, 2020 at 06:11:15PM -0500, Josh Poimboeuf wrote:
> > We can probably move those SYS_NI() instances to kernel/sys_ni.c,
> > which does not include the header, but it's still a bit ugly. I'll try
> > that tomorrow
> > unless you come up with a better suggestion first.
>
> Oh I guess arm32 doesn't have SYS_NI defined. All this syscall aliasing
> stuff is a total mystery to me.

Another idea would be to split up syscalls.h into two files: one for
SYSCALL_* macros and one for sys_*() function prototypes. It sounds
like the latter aren't needed by most header files anyway.

* Please note that these prototypes here are only provided for information
* purposes, for static analysis, and for linking from the syscall table.
* These functions should not be called elsewhere from kernel code.

--
Josh