From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by befuddled.reisers.ca (Postfix, from userid 65534) id BF4271F0194; Wed, 17 May 2017 09:38:48 -0400 (EDT) Received: from mail-wm0-x232.google.com (mail-wm0-x232.google.com [IPv6:2a00:1450:400c:c09::232]) by befuddled.reisers.ca (Postfix) with ESMTPS id 105DC1EFFD8 for ; Wed, 17 May 2017 09:38:47 -0400 (EDT) Received: by mail-wm0-x232.google.com with SMTP id b84so165599117wmh.0 for ; Wed, 17 May 2017 06:38:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=vjSiZsWFESCiHjBdMyGL326PbrSq7whgRtWhH0CH9gg=; b=Jvjdlw+tBUwo/ow/Rb1/mfyCsZWZLABas3HaMFzSoj6cePe54TlmQbuy3VhZk44cyw OdqkwTk3PA4vKLOdwlQopupq2KxVrLanjz5NzYRs7F2dnLEtmYA406w4KNprjgVkGxO4 YetFHGzOXjbZo3dclG2ehrimbB0mHJStctC2N5p7y4cFDC+XH+qOCrDhr0MOoZHUzq9f e5MllSXadEOjzSYlIlTxLNpANuskHDyPI7n5kNuVylA0SCdhHpWq13MyeGFt5gA0CrGK 5yEDuRHvlXvjCF6uA28vGpye+fp/cudBO0beKU1q77SaRwlhJykKi6yYybrtFr7jNAk2 IL3A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=vjSiZsWFESCiHjBdMyGL326PbrSq7whgRtWhH0CH9gg=; b=G6b91IRDm6BnArefRHVjdLb4JzSQIWVYRKqPubbPz0CHt90zzG4PN9mKXpnVwfYMRS Ua0SVCIbJayhPQM+1hkhO7qolCKUjVv/MFTvpqTG9EDGvTlSlEIC6Q0K14BHMjuskmEt iZTG43veVPB18Du2Cpe/SXd7Df4ssPFC/T+dRIYDP32SY3sdZ1w3S6znkuFWEgJ+tIIX IGodDDoa+CHbXtxLrNoTz5WvkesPUwHnGT83wZSbADrmNEViDe05bbCNlyOjnNIRg2Bv MQ/j8c9odsd42kJ/b4dBBrj7v1XY/S87qqrbkO1JDhx5ve8d4zIYv7Dwarc1FziKcC/h InLA== X-Gm-Message-State: AODbwcC/Cw+aqRR5AqD+OtScjeb/aJFxxiWas+0BqDmhSNe7xhdoVNcn ncybYNZrRzPLpg== X-Received: by 10.80.212.28 with SMTP id t28mr3140462edh.172.1495028316028; Wed, 17 May 2017 06:38:36 -0700 (PDT) Received: from sanghar (188.29.165.63.threembb.co.uk. [188.29.165.63]) by smtp.gmail.com with ESMTPSA id x44sm1335142edd.19.2017.05.17.06.38.34 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 17 May 2017 06:38:35 -0700 (PDT) Date: Wed, 17 May 2017 14:38:32 +0100 From: Okash Khawaja To: Samuel Thibault Cc: "Speakup is a screen review system for Linux." Subject: Re: [patch 1/6] tty_port: allow a port to be opened with a tty that has no file handle Message-ID: <20170517133832.GA463@sanghar> References: <20170225191801.GA4482@sanghar> <20170225192132.GA4492@sanghar> <20170226005342.fwm5wyilv6jewrbb@var.youpi.perso.aquilenet.fr> <20170226010543.prrdalpdj5jfyzee@var.youpi.perso.aquilenet.fr> <20170517074546.uzb6prh7aaa3g5ls@var.youpi.perso.aquilenet.fr> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170517074546.uzb6prh7aaa3g5ls@var.youpi.perso.aquilenet.fr> User-Agent: Mutt/1.8.2 (2017-04-18) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 X-BeenThere: speakup@linux-speakup.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Speakup is a screen review system for Linux." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 May 2017 13:38:48 -0000 On Wed, May 17, 2017 at 09:45:46AM +0200, Samuel Thibault wrote: > > This issue with opening tty from userspace while it's in use from kernel. Wonder > > if this will rear its ugly head with rescpect to the recent patches? > > Ah, yes, we will have to think about that issue. Would you suggest me raising this with Alan Cox as he mentioned some locking to prevent this scenario? Thanks, Okash