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: 11839417 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 90F9161C for ; Thu, 15 Oct 2020 14:25:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5CAFF22255 for ; Thu, 15 Oct 2020 14:25:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="BobE1rCa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729647AbgJOOZi (ORCPT ); Thu, 15 Oct 2020 10:25:38 -0400 Received: from esa4.hc3370-68.iphmx.com ([216.71.155.144]:50890 "EHLO esa4.hc3370-68.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728231AbgJOOZi (ORCPT ); Thu, 15 Oct 2020 10:25:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1602771937; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ISsVjYKh083/gZzNPG9aHljTD9ZFK2BfAgEw3ykuDXk=; b=BobE1rCarGZ9nVw2WcDiq8YHioWA0x+bV+tZ/GJbvyTgjhhxMWfZZmQW gc4Mt/10nXktSsOJi0rxg+xykpnxW5MA/Rk8UqxJVXhnwW9g6GnQ5WedJ cDzkTg4anPh2IZPiSPXISbwJfKpt4I2jd9Xgp26+ax1F1Yv1OSLa9IFkb g=; 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 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org 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(-)