kern/163076: It is not possible to read in chunks from linprocfs and procfs.

[Jaakko Heinonen]

The following reply was made to PR kern/163076; it has been noted by GNATS.

From: Jaakko Heinonen <jh at FreeBSD.org>
To: Dag-Erling =?utf-8?B?U23DuHJncmF2?= <des at des.no>
Cc: Poul-Henning Kamp <phk at phk.freebsd.dk>,
	Petr Salinger <Petr.Salinger at seznam.cz>, bug-followup at FreeBSD.org,
	mdf at FreeBSD.org
Subject: Re: kern/163076: It is not possible to read in chunks from linprocfs
 and procfs.
Date: Fri, 9 Dec 2011 14:36:17 +0200

 On 2011-12-09, Dag-Erling Smørgrav wrote:
 > > Could we just remove the error check from sbuf_len()? (patch below) I
 > > have Cc'd more people.
 > 
 > Why?
 
 As I wrote existing code depends on sbuf_len() to return the actual
 length regardless of the error status after sbuf_finish(). I am not
 willing to through all code using sbufs to check where it causes
 problems. phk@ asserts that r222004 is correct.
 
 -- 
 Jaakko