Received: by 2002:ac0:950c:0:0:0:0:0 with SMTP id f12csp2808786imc; Wed, 13 Mar 2019 01:41:40 -0700 (PDT) X-Google-Smtp-Source: APXvYqy8PUwG+b1IZ75hAm25Hg4Y9eBpKctMlWYguBD2zcNWlHaJDkJQce7IOAP7VV6+fTB/z3Z5 X-Received: by 2002:a17:902:1a9:: with SMTP id b38mr25586452plb.37.1552466500728; Wed, 13 Mar 2019 01:41:40 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1552466500; cv=none; d=google.com; s=arc-20160816; b=tIhozVZjOv55B2tZTNDP6mxV546myHgsfaOXcIRg/YtibIKwukZM1v5eFpPBhJZLx8 jseDCkYX3qe0b/ZaIkxfYNvJTagD5a0ptWq1mOvqdpA7r+RgNAQDjM85eP/mAArTszBM aIA9BKr1FDqZR1E64LlHLlgRi3zP3atAQDdbY/e4kJzbUkUZrqvXVWnLEGyk8e/70gOC TnlxZN4UwbPubCzH9cTwEoU9JOuGWKyKnJvabZQoZsd1af8quIdiX159tBcTY8sViThH pmzRSvT43G4ATU7g7RLqaO4q5cRNNp5/WQeOX97/eS3mXjbqN5/tQ/GDW1QQglcnXnc+ X28g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=4y7gQzIGO3wAVZ94cqBz3udqt4crzreInkcx+WhN3hI=; b=D7Z9KxxARF/XvqUMgbLkmXIo1et6ONtwni5iUzIZ0EClTknHKgbAeoCZ/wzOfHR5Aq u8QYZNKuytaYuYr23X5b7nKkfLVhe/MjCjPtVmTO2dRvaGA37VHEAX1/cfaU8n7cmmQ1 WmZnPZz82x5O/9GeoMlCzeBCgZGvTqxXX95hH4KQMxN5M6dio+tjJdVdHl3hXgVA97DN pBAuNB6onxhI0K7K0JUhahqBqIkLRBgXSxSgG26lbzQeYu5nG5C8zTyCK1J7B4n62+R3 fAInCAbDTRzYxYQoTjiz+jxtmcetFwUHvG8rQl7zYBiHMLprPFA4jZv98X8GeAfucr87 nGmw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l9si10691897plb.216.2019.03.13.01.41.23; Wed, 13 Mar 2019 01:41:40 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726676AbfCMIlE (ORCPT + 99 others); Wed, 13 Mar 2019 04:41:04 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:46539 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726530AbfCMIlE (ORCPT ); Wed, 13 Mar 2019 04:41:04 -0400 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1h3zR7-0001Tn-9B; Wed, 13 Mar 2019 09:40:29 +0100 Date: Wed, 13 Mar 2019 09:40:29 +0100 From: Sebastian Siewior To: John Ogness Cc: Sergey Senozhatsky , Petr Mladek , linux-kernel@vger.kernel.org, Peter Zijlstra , Steven Rostedt , Daniel Wang , Andrew Morton , Linus Torvalds , Greg Kroah-Hartman , Alan Cox , Jiri Slaby , Peter Feiner , linux-serial@vger.kernel.org, Sergey Senozhatsky Subject: Re: [RFC PATCH v1 00/25] printk: new implementation Message-ID: <20190313084028.f2m4qhxd5sjzzawr@linutronix.de> References: <20190212143003.48446-1-john.ogness@linutronix.de> <20190213025520.GA5803@jagdpanzerIV> <874l9721hf.fsf@linutronix.de> <20190304052335.GA6648@jagdpanzerIV> <87lg1rggcz.fsf@linutronix.de> <20190311105411.GA368@jagdpanzerIV> <20190312123857.juatd6fwtfmqajze@pathway.suse.cz> <874l8815uc.fsf@linutronix.de> <20190313021534.GB783@jagdpanzerIV> <87d0mv9off.fsf@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <87d0mv9off.fsf@linutronix.de> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2019-03-13 09:19:32 [+0100], John Ogness wrote: > recursive situation. As you are pointing out, the notification/wake > component of printk_safe will still be needed. I will leave that (small) > part in printk_safe.c. Does this mean we keep irq_work part or we bury it and solve it by other means? > John Ogness Sebastian