From patchwork Thu Oct 15 14:24:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Roger_Pau_Monn=C3=A9?= X-Patchwork-Id: 11839425 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 58C1461C for ; Thu, 15 Oct 2020 14:26:20 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 193CF22255 for ; Thu, 15 Oct 2020 14:26:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="csrDIlI5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 193CF22255 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=citrix.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.7414.19358 (Exim 4.92) (envelope-from ) id 1kT4CK-0004ZI-J4; Thu, 15 Oct 2020 14:25:40 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 7414.19358; Thu, 15 Oct 2020 14:25:40 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kT4CK-0004ZB-G2; Thu, 15 Oct 2020 14:25:40 +0000 Received: by outflank-mailman (input) for mailman id 7414; Thu, 15 Oct 2020 14:25:38 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kT4CI-0004Z5-DY for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 14:25:38 +0000 Received: from esa4.hc3370-68.iphmx.com (unknown [216.71.155.144]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id c1f53e1f-a805-4668-a92e-685360403d7a; Thu, 15 Oct 2020 14:25:36 +0000 (UTC) Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kT4CI-0004Z5-DY for xen-devel@lists.xenproject.org; Thu, 15 Oct 2020 14:25:38 +0000 X-Inumbo-ID: c1f53e1f-a805-4668-a92e-685360403d7a Received: from esa4.hc3370-68.iphmx.com (unknown [216.71.155.144]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id c1f53e1f-a805-4668-a92e-685360403d7a; Thu, 15 Oct 2020 14:25:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1602771936; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ISsVjYKh083/gZzNPG9aHljTD9ZFK2BfAgEw3ykuDXk=; b=csrDIlI5rF/bBgy26IpXOvcBJWzvQUc/iyzx45seJe4EQyeUj4JlkvBi w6T+tcvr/XgoMMzMqWMtWdHRpZKx4+beJIdfDTry3QM8QeyV5kaOrU/bR fAX4RNiFXxyOyzdveCYCPa5NIOQcldttSSaqI9Pd+Suo50vrzJH5duFHa 4=; Authentication-Results: esa4.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none IronPort-SDR: smY+e8aDkg2xJlFhPHHTjL7NFnuIum4Ix6GjOJ6YaxdZqsg8/1UJjJ32TKlqd1YxwjNbde6up8 yC7T+ITSUXgNSY2a4I3MXHsYxUw76HFH6qA/2yGGUKm/+pj+rQybqlXAf1cXaThs6mkhm2wK3k pqMVlh9ZBlPOIKL6m1DFiAf9wxcsIcngd8kR/3HsJM2Q3Ubz6Pyt+VYHiMUuLtKqUOdGokDeuy sj416JtmG+wqd2uYZ2gp8ubZH6U3MNyhAgzr4CD2wFciLv47sWjDpXD1cheNq65fDjPfGzQP8J XSU= X-SBRS: 2.5 X-MesageID: 30126341 X-Ironport-Server: esa4.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.77,379,1596513600"; d="scan'208";a="30126341" From: Roger Pau Monne To: CC: Roger Pau Monne , Konrad Rzeszutek Wilk , Jens Axboe , Boris Ostrovsky , SeongJae Park , , , =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= , "J . Roeleveld" Subject: [PATCH 0/2] xen/blkback: add LRU purge parameters Date: Thu, 15 Oct 2020 16:24:14 +0200 Message-ID: <20201015142416.70294-1-roger.pau@citrix.com> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 Add the LRU parameters as tunables. Roger Pau Monne (2): xen/blkback: turn the cache purge LRU interval into a parameter xen/blkback: turn the cache purge percent into a parameter .../ABI/testing/sysfs-driver-xen-blkback | 19 +++++++++++++++++++ drivers/block/xen-blkback/blkback.c | 16 +++++++++++----- 2 files changed, 30 insertions(+), 5 deletions(-)