Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp167780imm; Tue, 7 Aug 2018 16:14:27 -0700 (PDT) X-Google-Smtp-Source: AA+uWPw8Anav/lDP+9wT2EW9BREYztKxlgiyEkhPwPi28IeFDTEYpNLo7b4dSOR40YfDWKBS/pj0 X-Received: by 2002:a62:51:: with SMTP id 78-v6mr341625pfa.135.1533683667310; Tue, 07 Aug 2018 16:14:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1533683667; cv=none; d=google.com; s=arc-20160816; b=ZvK9CWHENvSs9P5Q5Xpc1kgmWAjTEp9m+lxa4HZkofUCqN9SIHzmVlsiI+qABY7Mmq 2BIvqvj1oX5CHkkEvDkXQwMHB+CO4xdbrK8U5yftm8QAj2eYRzBQHr1CMQTwDO1tONAp eVbJ7ld+WEFrFlSOiexVftnedAizTeiJkNbSsqjUsOuFrmW6wViQFEiqNmvmV4ZAmjvI n9SqRZBNNgPEoB87NzhbfgPH1sh1pZTajoFptE6jB/snQ1YAiIrODLmQiHIltQLL6zIw so4tqBwipB01QlauV3QeJgzg1daQ0hyXzxYM6kssR9cVMjSdUMGPQhdt/sdx3Vk6S515 whwQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:organization:message-id:date:subject:cc:to :from:dkim-signature:arc-authentication-results; bh=uQ36jFT4TiUBoHLzG5pniuMgghqyZrLN1agwJnUdfVQ=; b=fKFdlrvM80SThppuFm+tOob89adDG96edY4BSIj6Qec34AV1F6Kb7cp38YN7TVRsYU z8/KRJblz1ssecBq9gKBHoDjY+HN53ADSKXv46kVg3SrndCg5lN070n4fJSVLpsJVgyK hlZ2lQymRo5gbyK2vwhiuDkXmhHnYz2w7fszSSvj0xyEb2wERQJjOrWVUK4K2v6k85eG oP6aOZax23GyzjiocEAH8laXxwgMa6z/w7667957Kv2dn2bLKEN9jsb3yazcA4y9UaOp IioVHm2uykHCKbdBlJBCxc9oYkX0cXM5o74KEQIlXmnerTBiBoZtcrl6Jo+IG+R5y4z0 QwEQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass (test mode) header.i=@ideasonboard.com header.s=mail header.b="M/lYG71s"; 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 x6-v6si2600869pgk.597.2018.08.07.16.14.12; Tue, 07 Aug 2018 16:14:27 -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; dkim=pass (test mode) header.i=@ideasonboard.com header.s=mail header.b="M/lYG71s"; 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 S1727025AbeHHB3a (ORCPT + 99 others); Tue, 7 Aug 2018 21:29:30 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:39814 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726579AbeHHB3a (ORCPT ); Tue, 7 Aug 2018 21:29:30 -0400 Received: from avalon.localnet (dfj612ybrt5fhg77mgycy-3.rev.dnainternet.fi [IPv6:2001:14ba:21f5:5b00:2e86:4862:ef6a:2804]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 88FCC57; Wed, 8 Aug 2018 01:12:47 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1533683568; bh=5GryEQzxl+KIVepX0826eELusa0DuSAi5e61v/9ehV0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M/lYG71slI7zvR3dMdySR4T0J3O18KcyxaAajG9Bp4RGF8920TfIHmJpm0dUzOqgX Hcz13dLXRgtP+m2O2qplat6oEPcAAOYNAVy6+NVZSrhWNbM5uNJefmJ+WQ9qGIiuCU p3OrPjI4ikt7ml7x99V41PiCkKkxTFyZ8VndWTUA= From: Laurent Pinchart To: Tomasz Figa Cc: Kieran Bingham , Linux Media Mailing List , g.liakhovetski@gmx.de, olivier.braun@stereolabs.com, troy.kisky@boundarydevices.com, Randy Dunlap , philipp.zabel@gmail.com, Mauro Carvalho Chehab , Linux Kernel Mailing List Subject: Re: [PATCH v4 6/6] media: uvcvideo: Move decode processing to process context Date: Wed, 08 Aug 2018 02:13:31 +0300 Message-ID: <15196240.O2E9MK7q6s@avalon> Organization: Ideas on Board Oy In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tomasz, On Tuesday, 7 August 2018 12:54:02 EEST Tomasz Figa wrote: > On Wed, Mar 28, 2018 at 1:47 AM Kieran Bingham wrote: [snip] > In our testing, this function ends up being called twice In your testing, has this patch series brought noticeable performance improvements ? Is there a particular reason you tested it, beside general support of UVC devices in ChromeOS ? [snip] -- Regards, Laurent Pinchart