From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1Zvnz8-0001jG-2Y for user-mode-linux-devel@lists.sourceforge.net; Mon, 09 Nov 2015 15:03:54 +0000 Received: from ivanoab4.miniserver.com ([78.31.104.92]) by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:AES128-SHA:128) (Exim 4.76) id 1Zvnz6-0007ki-8j for user-mode-linux-devel@lists.sourceforge.net; Mon, 09 Nov 2015 15:03:54 +0000 Received: from tun252.maui-covenant.sigsegv.cx ([192.168.17.6] helo=smaug.kot-begemot.co.uk) by ivanoab4.miniserver.com with esmtps (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.80) (envelope-from ) id 1Zvnyz-0005mK-Ug for user-mode-linux-devel@lists.sourceforge.net; Mon, 09 Nov 2015 15:03:45 +0000 Received: from [209.37.255.2] (helo=[172.20.2.213]) by smaug.kot-begemot.co.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.84) (envelope-from ) id 1Zvnyz-0003RI-76 for user-mode-linux-devel@lists.sourceforge.net; Mon, 09 Nov 2015 15:03:45 +0000 Message-ID: <5640B5B5.7050907@kot-begemot.co.uk> Date: Mon, 09 Nov 2015 15:03:17 +0000 From: Anton Ivanov MIME-Version: 1.0 References: <1447079597-17816-1-git-send-email-aivanov@brocade.com> In-Reply-To: <1447079597-17816-1-git-send-email-aivanov@brocade.com> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] [PATCH v2] EPOLL Interrupt Controller V2.0 To: user-mode-linux-devel@lists.sourceforge.net It throws a couple of harmless "epoll del fd" warnings on reboot which result the fact that disable_fd/enable_fd are not removed in the terminal/line code. These are harmless and will go away once the term/line code gets support for real write IRQs in addition to read at some point in the future. I have fixed the file descriptor leak in the reboot case. A. On 09/11/15 14:33, Anton Ivanov wrote: > Epoll based interrupt controller. > > IMPROVES: IO loop performance - no per fd lookups, allowing for > 15% IO speedup in minimal config going to 100s of % with many > devices - a N^N lookup is now replaced by a log(N) > > ADDS: True Write IRQ functionality > > OBSOLETES: The need to call reactivate_fd() in any driver which > has only read IRQ semantics. Write IRQs work, but will need to > be updated to use this fully. > > Potentially (with a change in API) will allow both edge and level > IRQ semantics. > > Pre-requisite for using packet mmap and multipacket read/write > which do not get along with poll() very well. > > Signed-off-by: Anton Ivanov ------------------------------------------------------------------------------ Presto, an open source distributed SQL query engine for big data, initially developed by Facebook, enables you to easily query your data on Hadoop in a more interactive manner. Teradata is also now providing full enterprise support for Presto. Download a free open source copy now. http://pubads.g.doubleclick.net/gampad/clk?id=250295911&iu=/4140 _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel