Re: kern/163076: It is not possible to read in chunks from

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

From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
To: Jaakko Heinonen <jh@FreeBSD.org>
Cc: Petr Salinger <Petr.Salinger@seznam.cz>, bug-followup@FreeBSD.org,
        des@FreeBSD.org, mdf@FreeBSD.org
Subject: Re: kern/163076: It is not possible to read in chunks from linprocfs and procfs.
Date: Sun, 11 Dec 2011 13:41:03 +0000

 In message <20111211102608.GA2266@a91-153-116-96.elisa-laajakaista.fi>, Jaakko 
 Heinonen writes:
 >On 2011-12-10, Poul-Henning Kamp wrote:

 >One problem is the different malloc() semantics. The kernel version uses
 >M_WAITOK allocations while user space malloc(3) can fail.

 Yes, that's Dag-Erlings and my point:  The semantics are too different.

 >Only 21 of 133 calls I grepped through the FreeBSD source tree did check
 >the return value [of sbuf_finish()]

 How many of them checked sbuf_error() instead ?

 And seriously: how long would it take to fix 112 calls ?

 -- 
 Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
 phk@FreeBSD.ORG         | TCP/IP since RFC 956
 FreeBSD committer       | BSD since 4.3-tahoe    
 Never attribute to malice what can adequately be explained by incompetence.
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