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Re: [PATCH] Add finit_module syscall for Linux
From: Kees Cook <email@example.com>
Date: Wed, 23 Jan 2013 11:29:25 -0800
> On Wed, Jan 23, 2013 at 10:36 AM, Roland McGrath <firstname.lastname@example.org> wrote:
>>> We get into trouble, like the double definitions of "struct in6_addr"
>>> et al. in netinet/in.h vs. the kernel header, exactly because glibc's
>>> support for kernel provided interfaces is sometimes out of sync or
>>> missing completely.
>> That kind of case really doesn't speak to the issue at hand. We're talking
>> here about arcane syscalls that no normal program uses at all. There is no
>> part of the related kernel interface that we'd declare in libc headers.
> I think it's entirely sensible to define an interface to
> (f)init_module. It seems sloppy to require a program to use syscall()
> for a known interface.
> As for other missing syscalls, at least kcmp comes to mind.
I completely agree with Kees.