From owner-cvs-src@FreeBSD.ORG Wed Jan 24 22:49:12 2007 Return-Path: X-Original-To: cvs-src@FreeBSD.org Delivered-To: cvs-src@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id BA92216A401; Wed, 24 Jan 2007 22:49:12 +0000 (UTC) (envelope-from mohans@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [69.147.83.41]) by mx1.freebsd.org (Postfix) with ESMTP id 9573413C459; Wed, 24 Jan 2007 22:49:12 +0000 (UTC) (envelope-from mohans@FreeBSD.org) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.13.6/8.13.6) with ESMTP id l0OMnC9h018179; Wed, 24 Jan 2007 22:49:12 GMT (envelope-from mohans@repoman.freebsd.org) Received: (from mohans@localhost) by repoman.freebsd.org (8.13.6/8.13.4/Submit) id l0OMnCfj018178; Wed, 24 Jan 2007 22:49:12 GMT (envelope-from mohans) Message-Id: <200701242249.l0OMnCfj018178@repoman.freebsd.org> From: Mohan Srinivasan Date: Wed, 24 Jan 2007 22:49:12 +0000 (UTC) To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org X-FreeBSD-CVS-Branch: HEAD Cc: Subject: cvs commit: src/sys/vm uma_core.c X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Jan 2007 22:49:12 -0000 mohans 2007-01-24 22:49:12 UTC FreeBSD src repository Modified files: sys/vm uma_core.c Log: Fix for a bug where only one process (of multiple) blocked on maxpages on a zone is woken up, with the rest never being woken up as a result of the ZFLAG_FULL flag being cleared. Wakeup all such blocked procsses instead. This change introduces a thundering herd, but since this should be relatively infrequent, optimizing this (by introducing a count of blocked processes, for example) may be premature. Reviewd by: ups@ Revision Changes Path 1.143 +7 -2 src/sys/vm/uma_core.c