From owner-cvs-all Wed Sep 11 13:56:12 2002 Delivered-To: cvs-all@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 80DE937B400; Wed, 11 Sep 2002 13:56:06 -0700 (PDT) Received: from freefall.freebsd.org (freefall.FreeBSD.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 47A6B43E6A; Wed, 11 Sep 2002 13:56:06 -0700 (PDT) (envelope-from jhb@FreeBSD.org) Received: from freefall.freebsd.org (jhb@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.4/8.12.4) with ESMTP id g8BKu6JU049946; Wed, 11 Sep 2002 13:56:06 -0700 (PDT) (envelope-from jhb@freefall.freebsd.org) Received: (from jhb@localhost) by freefall.freebsd.org (8.12.4/8.12.4/Submit) id g8BKu6MU049945; Wed, 11 Sep 2002 13:56:06 -0700 (PDT) Message-Id: <200209112056.g8BKu6MU049945@freefall.freebsd.org> From: John Baldwin Date: Wed, 11 Sep 2002 13:56:06 -0700 (PDT) To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern kern_ktrace.c X-FreeBSD-CVS-Branch: HEAD Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG jhb 2002/09/11 13:56:06 PDT Modified files: sys/kern kern_ktrace.c Log: - Change ktrace genio events to only copy up to ktr_geniosize bytes of a transfer to a malloc'd buffer and use that bufer for the ktrace event. This means that genio ktrace events no longer need to be synchronous. - Now that ktr_buffer isn't overloaded to sometimes point to a cached uio pointer for genio requests and always points to a malloc'd buffer if not NULL, free the buffer in ktr_freerequest() instead of in ktr_writerequest(). This closes a memory leak for ktrace events that used a malloc'd buffer that had their vnode ripped out from under them while they were on the todo list. Suggested by: bde (1, in principle) Revision Changes Path 1.75 +18 -18 src/sys/kern/kern_ktrace.c To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message