Subject: Re: curproc removal (NFS, ...)
To: None <email@example.com>
From: YAMAMOTO Takashi <firstname.lastname@example.org>
Date: 01/07/2005 21:18:45
is there any progress on this topic?
> >>>How about KASSERT(uio->uio_segflag == UIO_USERSPACE), for externalize
> >>>ops in soreceive()?
> Aside from the ugliness of the XXXX, this looks about right.
> Also, consider the XXXX as declaring intent to remove the "#ifdef notdef"
> around the `if (p) p->p_statsp_ru->ru_msgrcv++', and to do so "soon".
> At which time the
> `if (mp0) p = NULL;'
> will also die. (If we do splice(2) or sendfile(2) using kconts to do
> soreceive() into an mbuf-chain pointer, from a softint-like context,
> we really should account the recieve()s against the process issuing
> the splice() or sendfile() syscall. And the only way to do that is to
> set uio->uio_procp to that process' struct proc *.)
i don't see why you don't want to add an explicit proc* argument to
soreceive while you did so for sosend.
> Also, now soreceive() uses
> its uio->uio_procp value, pass that same value downward to
> ((pr->pru_usrreq)() calls for consistency, instead of (struct proc * )0.
consistency with what?