Re: 2.4 in-kernel file opening

["Randy.Dunlap" <rdunlap@xenotime.net>]

On Tue, 4 Oct 2005, Martin Drab wrote:

> On Tue, 4 Oct 2005, Martin Drab wrote:
>
> > On Tue, 4 Oct 2005, Martin Drab wrote:
> >
> > > Hi,
> > >
> > > can anybody tell me why there is no sys_open() exported in kernel/ksyms.c
> > > in 2.4 kernels while the sys_close() is there? And what is then the
> > > preferred way of opening files from within a 2.4 kernel module?
> >
> > Is it just pure filp_open()/filp_close() ?
>
> Now I see sys_open() is doing a strncpy_from_user() conversion, so that's
> why it's not good for in-kernel use. So I assume the
> filp_open()/filp_close() is OK then.

Still, there is no "preferred" way of opening files from
within the kernel.  Do it in userspace.

-- 
~Randy
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