Date: Tue, 8 Apr 2003 15:02:56 -0500 From: Alan Cox <alc@cs.rice.edu> To: John Baldwin <jhb@FreeBSD.org> Cc: smp@FreeBSD.ORG Subject: Re: malloc.9 locking section Message-ID: <20030408200256.GJ1112@cs.rice.edu> In-Reply-To: <XFMail.20030408153140.jhb@FreeBSD.org> References: <20030317152235.M52165@beagle.fokus.fraunhofer.de> <XFMail.20030408153140.jhb@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, Apr 08, 2003 at 03:31:40PM -0400, John Baldwin wrote: > > On 17-Mar-2003 Harti Brandt wrote: > > Index: malloc.9 > > =================================================================== > > RCS file: /home/ncvs/src/share/man/man9/malloc.9,v > > retrieving revision 1.30 > > diff -u -r1.30 malloc.9 > > --- malloc.9 24 Feb 2003 05:53:27 -0000 1.30 > > +++ malloc.9 17 Mar 2003 15:06:14 -0000 > > > > [snip] > > Looks good to me. While you are at it, please kill the following > from the manpage (if you aren't already doing so): > > Any calls to malloc() or free() when holding a vnode(9) interlock, will > cause a LOR (Lock Order Reversal) due to the interwining of VM Objects > and Vnodes. > Why? The above statement is true. Alan
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20030408200256.GJ1112>