From owner-freebsd-geom@FreeBSD.ORG Wed Jul 25 22:40:15 2012 Return-Path: Delivered-To: freebsd-geom@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id EFE531065675 for ; Wed, 25 Jul 2012 22:40:14 +0000 (UTC) (envelope-from imp@bsdimp.com) Received: from mail-ob0-f182.google.com (mail-ob0-f182.google.com [209.85.214.182]) by mx1.freebsd.org (Postfix) with ESMTP id 993CA8FC17 for ; Wed, 25 Jul 2012 22:40:14 +0000 (UTC) Received: by obbun3 with SMTP id un3so2219237obb.13 for ; Wed, 25 Jul 2012 15:40:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=sender:subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer :x-gm-message-state; bh=/OhSNf3qOl1/rBiaOGT2DJtTfoLyvlsMZS2FF/XjMgQ=; b=LENUYk/jfhBgvgoaVjSt/F6ZebomhlMU6fNvxPKfeCB6l4LmF40CVcgpnlCqZwhsGq nZAK8dtfUIXHRwtJ0xot1vOIUENXeYiXt2FpEQf7TyHoSWAJYSwXJz4F5jIKUu953JoF QoDbVtrK2wy28ticx5x3IxWryWKuVFCJTEbvpY3vLyx5qrMjIn6A4+1HYK0XX9jb08qu QJpsk8LKtEomg1jN4IV5s+5uJIKflfD+YYFA7C0LIlV3pyVmDU2zSSWM9Dcq54k9jHQy lZs3VxNHDsAnpOAfm5Vx4J9s2Ngdk9DyOznqCvGbP5AgmPXNFTNhlo6e2tXtqMbZ+eQ4 S6Eg== Received: by 10.182.1.72 with SMTP id 8mr38145263obk.61.1343256013961; Wed, 25 Jul 2012 15:40:13 -0700 (PDT) Received: from [10.30.101.53] ([209.117.142.2]) by mx.google.com with ESMTPS id hd10sm16944801obc.8.2012.07.25.15.40.12 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 25 Jul 2012 15:40:13 -0700 (PDT) Sender: Warner Losh Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=us-ascii From: Warner Losh In-Reply-To: <50107362.7050709@FreeBSD.org> Date: Wed, 25 Jul 2012 16:40:10 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: <6BF84E40-8B71-4AFD-B457-5B3299BD4F92@bsdimp.com> References: <501056C4.3080806@FreeBSD.org> <23011628-17F1-49A0-A41E-E7A8A8E3EA64@samsco.org> <50107362.7050709@FreeBSD.org> To: Andriy Gapon X-Mailer: Apple Mail (2.1084) X-Gm-Message-State: ALoCoQnq8ownhhvHeImfg4GkqfZ15hsBxj7VYyFLuXItvqyA94fxwFRJf62p84d6YZD5nZX0XXr7 Cc: freebsd-scsi@FreeBSD.org, Scott Long , freebsd-geom@FreeBSD.org, freebsd-hackers@FreeBSD.org Subject: Re: geom <-> cam disk X-BeenThere: freebsd-geom@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: GEOM-specific discussions and implementations List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 25 Jul 2012 22:40:15 -0000 On Jul 25, 2012, at 4:29 PM, Andriy Gapon wrote: > BTW, I think that it would be nice if the GEOM work-processing could = re-use the > CAM model. > That is, try to execute GEOM bio transformations in the original = thread as much > as possible, defer work to the GEOM thread as the last resort. Lots of people would like to see this. Especially people that want high = iops. Warner