Skip site navigation (1)Skip section navigation (2)
Date:      Sat, 14 Dec 2002 22:00:52 +0100
From:      phk@FreeBSD.org
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        Peter Wemm <peter@wemm.org>, cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org, "Tim J. Robbins" <tjr@FreeBSD.org>
Subject:   Re: cvs commit: src/sys/kern kern_descrip.c 
Message-ID:  <23879.1039899652@critter.freebsd.dk>
In-Reply-To: Your message of "Fri, 13 Dec 2002 17:38:32 EST." <XFMail.20021213173832.jhb@FreeBSD.org> 

next in thread | previous in thread | raw e-mail | index | archive | help
In message <XFMail.20021213173832.jhb@FreeBSD.org>, John Baldwin writes:
>
>On 13-Dec-2002 Peter Wemm wrote:
>> "Tim J. Robbins" wrote:
>>> tjr         2002/12/13 01:59:40 PST
>>> 
>>>   Modified files:
>>>     sys/kern             kern_descrip.c 
>>>   Log:
>>>   Drop filedesc lock and acquire Giant around calls to malloc() and free().
>>>   These call uma_large_malloc() and uma_large_free() which require Giant.
>>>   Fixes panic when descriptor table is larger than KMEM_ZMAX bytes
>>>   noticed by kkenn.
>> 
>> What about things like geom which explicitly call malloc without Giant?
>> Or is it just a problem for large allocations?
>
>Just for large allocations which call uma_malloc_large().

Uhm, and just what is the magic size where this happens ?

-- 
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.

To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe cvs-all" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?23879.1039899652>