Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932135Ab2JVOwG (ORCPT ); Mon, 22 Oct 2012 10:52:06 -0400 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:48790 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755295Ab2JVOwB (ORCPT ); Mon, 22 Oct 2012 10:52:01 -0400 Date: Mon, 22 Oct 2012 15:57:01 +0100 From: Alan Cox To: Jiri Slaby Cc: gregkh@linuxfoundation.org, alan@linux.intel.com, linux-kernel@vger.kernel.org, jirislaby@gmail.com Subject: Re: [PATCH 00/21] TTY buffer in tty_port and other stuff Message-ID: <20121022155701.2d51893f@pyramind.ukuu.org.uk> In-Reply-To: <1350592007-9216-1-git-send-email-jslaby@suse.cz> References: <1350592007-9216-1-git-send-email-jslaby@suse.cz> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.8; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 882 Lines: 21 On Thu, 18 Oct 2012 22:26:26 +0200 Jiri Slaby wrote: > Hi, > > this is the fifth series of patches which finally move tty buffers > from tty_struct (present from open to close/hangup) to tty_port > (present as long as the device). This allows us to get rid of the tty > refcounting in the interrupt service routines and other hot paths > after we are done. This is because we do not need to handle races > among ISRs, timers, hangups and others, because tty_port lives as long > as an interrupt/timer tick may occur. Unlike tty_struct. Looks good to me working through them Acked-by: Alan Cox -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/