Date: Thu, 09 Aug 2001 11:12:28 -0700 (PDT) From: John Baldwin <jhb@FreeBSD.org> To: Evan Sarmiento <ems@open-root.org> Cc: freebsd-hackers@FreeBSD.org Subject: RE: mutex locking pgrp Message-ID: <XFMail.010809111228.jhb@FreeBSD.org> In-Reply-To: <20010808222019.92C923A07E@postfix.sekt7.org>
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On 08-Aug-01 Evan Sarmiento wrote: > Hello, > > I was looking through kern_proc.c, and I noticed that unlike pfind, > pgfind does not lock the pointer to a structure being returned, > further investigating showed that the definition fo the pgrp > structure itself, in proc.h, doesn't have a mtx struct defined > within it either. > > My proposal is to create a patch that would create pgrp locking, > by adding a mtx to pgrp, and then a MACRO which locks > and unlocks that structure, like PROC_LOCK() > > Would this create any problems? Seigo Tanimura-san is already working on such a patch. tanimura@FreeBSD.org -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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