From patchwork Wed Jan 18 02:02:46 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yi Sun X-Patchwork-Id: 9522459 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E54686043D for ; Wed, 18 Jan 2017 02:06:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D6CA128544 for ; Wed, 18 Jan 2017 02:06:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CBA8528554; Wed, 18 Jan 2017 02:06:34 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 75BCC28544 for ; Wed, 18 Jan 2017 02:06:34 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cTfcP-0006Va-4d; Wed, 18 Jan 2017 02:04:57 +0000 Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cTfcO-0006SC-4D for xen-devel@lists.xenproject.org; Wed, 18 Jan 2017 02:04:56 +0000 Received: from [85.158.137.68] by server-13.bemta-3.messagelabs.com id 67/81-25657-74DCE785; Wed, 18 Jan 2017 02:04:55 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrHLMWRWlGSWpSXmKPExsVywNykQtftbF2 Ewdu3ahbft0xmcmD0OPzhCksAYxRrZl5SfkUCa8bXPZuZCi7KVTxbpd7AeESsi5GTQ0igUuLJ ybusILaEAK/EkWUzoGw/idtLPjN2MXIB1TQwSkw8+h8swSagLvH4aw8TiC0ioCRxb9VkJpAiZ oFuJomVD7eygCSEBVwk3h9ezwhiswioSvw4MB3M5hXwkLj67xYbxAY5iZPHJoMN5QSK956fzQ pxkbvEpdNr2SYw8i5gZFjFqFGcWlSWWqRrZKSXVJSZnlGSm5iZo2toYKyXm1pcnJiempOYVKy XnJ+7iREYDvUMDIw7GKee8DvEKMnBpCTK2/G4NkKILyk/pTIjsTgjvqg0J7X4EKMMB4eSBO+9 03URQoJFqempFWmZOcDAhElLcPAoifBeAEnzFhck5hZnpkOkTjEqSonzHgNJCIAkMkrz4Npg0 XCJUVZKmJeRgYFBiKcgtSg3swRV/hWjOAejkjCv5BmgKTyZeSVw018BLWYCWnxdpxpkcUkiQk qqgTHyXapiTvHsMxfs5FdF+nI0i+fturmr9eIS40gTzcSqug1+r3hrXY5VF1/d88HX5ZafkGH gIZ3s7nahrQUrzqodL558WW/pwoyMUHeTB/EXZk3t0T8SqK55zcpZ0Vp3YoSY8fl1k1WS33cv TvDx1GeOW6J3hvtjZly+37ucjC7BLeteaLFdUGIpzkg01GIuKk4EAARsATOBAgAA X-Env-Sender: yi.y.sun@linux.intel.com X-Msg-Ref: server-8.tower-31.messagelabs.com!1484705037!81141171!24 X-Originating-IP: [192.55.52.120] X-SpamReason: No, hits=0.0 required=7.0 tests= X-StarScan-Received: X-StarScan-Version: 9.1.1; banners=-,-,- X-VirusChecked: Checked Received: (qmail 17747 invoked from network); 18 Jan 2017 02:04:54 -0000 Received: from mga04.intel.com (HELO mga04.intel.com) (192.55.52.120) by server-8.tower-31.messagelabs.com with DHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 18 Jan 2017 02:04:54 -0000 Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga104.fm.intel.com with ESMTP; 17 Jan 2017 18:04:53 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,247,1477983600"; d="scan'208";a="54503537" Received: from vmmmba-s2600wft.bj.intel.com ([10.240.193.63]) by fmsmga005.fm.intel.com with ESMTP; 17 Jan 2017 18:04:51 -0800 From: Yi Sun To: xen-devel@lists.xenproject.org Date: Wed, 18 Jan 2017 10:02:46 +0800 Message-Id: <1484704967-5609-24-git-send-email-yi.y.sun@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1484704967-5609-1-git-send-email-yi.y.sun@linux.intel.com> References: <1484704967-5609-1-git-send-email-yi.y.sun@linux.intel.com> Cc: wei.liu2@citrix.com, konrad.wilk@oracle.com, andrew.cooper3@citrix.com, dario.faggioli@citrix.com, he.chen@linux.intel.com, ian.jackson@eu.citrix.com, Yi Sun , mengxu@cis.upenn.edu, jbeulich@suse.com, chao.p.peng@linux.intel.com Subject: [Xen-devel] [PATCH v5 23/24] tools: L2 CAT: support set cbm for L2 CAT. X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch implements the xl/xc changes to support set CBM for L2 CAT. The new level option is introduced to original CAT setting command in order to set CBM for specified level CAT. - 'xl psr-cat-cbm-set' is updated to set cache capacity bitmasks(CBM) for a domain according to input cache level. root@:~$ xl psr-cat-cbm-set -l2 1 0x7f root@:~$ xl psr-cat-show -l2 1 Socket ID : 0 Default CBM : 0xff ID NAME CBM 1 ubuntu14 0x7f Signed-off-by: He Chen Signed-off-by: Yi Sun --- tools/libxc/xc_psr.c | 3 +++ tools/libxl/xl_cmdimpl.c | 31 ++++++++++++++++++++----------- tools/libxl/xl_cmdtable.c | 1 + 3 files changed, 24 insertions(+), 11 deletions(-) diff --git a/tools/libxc/xc_psr.c b/tools/libxc/xc_psr.c index f0aed2d..67556bb 100644 --- a/tools/libxc/xc_psr.c +++ b/tools/libxc/xc_psr.c @@ -266,6 +266,9 @@ int xc_psr_cat_set_domain_data(xc_interface *xch, uint32_t domid, case XC_PSR_CAT_L3_CBM_DATA: cmd = XEN_DOMCTL_PSR_CAT_OP_SET_L3_DATA; break; + case XC_PSR_CAT_L2_CBM: + cmd = XEN_DOMCTL_PSR_CAT_OP_SET_L2_CBM; + break; default: errno = EINVAL; return -1; diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c index cdcee5f..a32438c 100644 --- a/tools/libxl/xl_cmdimpl.c +++ b/tools/libxl/xl_cmdimpl.c @@ -9523,19 +9523,21 @@ int main_psr_cat_cbm_set(int argc, char **argv) char *value; libxl_string_list socket_list; unsigned long start, end; - int i, j, len; + unsigned int i, j, len; + unsigned int lvl = 3; static struct option opts[] = { {"socket", 1, 0, 's'}, {"data", 0, 0, 'd'}, {"code", 0, 0, 'c'}, + {"level", 1, 0, 'l'}, COMMON_LONG_OPTS }; libxl_socket_bitmap_alloc(ctx, &target_map, 0); libxl_bitmap_set_none(&target_map); - SWITCH_FOREACH_OPT(opt, "s:cd", opts, "psr-cat-cbm-set", 2) { + SWITCH_FOREACH_OPT(opt, "s:l:cd", opts, "psr-cat-cbm-set", 2) { case 's': trim(isspace, optarg, &value); split_string_into_string_list(value, ",", &socket_list); @@ -9555,17 +9557,24 @@ int main_psr_cat_cbm_set(int argc, char **argv) case 'c': opt_code = 1; break; + case 'l': + lvl = atoi(optarg); + break; } - if (opt_data && opt_code) { - fprintf(stderr, "Cannot handle -c and -d at the same time\n"); - return -1; - } else if (opt_data) { - type = LIBXL_PSR_CBM_TYPE_L3_CBM_DATA; - } else if (opt_code) { - type = LIBXL_PSR_CBM_TYPE_L3_CBM_CODE; - } else { - type = LIBXL_PSR_CBM_TYPE_L3_CBM; + if (lvl == 2) + type = LIBXL_PSR_CBM_TYPE_L2_CBM; + else if (lvl == 3) { + if (opt_data && opt_code) { + fprintf(stderr, "Cannot handle -c and -d at the same time\n"); + return ERROR_FAIL; + } else if (opt_data) { + type = LIBXL_PSR_CBM_TYPE_L3_CBM_DATA; + } else if (opt_code) { + type = LIBXL_PSR_CBM_TYPE_L3_CBM_CODE; + } else { + type = LIBXL_PSR_CBM_TYPE_L3_CBM; + } } if (libxl_bitmap_is_empty(&target_map)) diff --git a/tools/libxl/xl_cmdtable.c b/tools/libxl/xl_cmdtable.c index c5fbad4..32c3ee5 100644 --- a/tools/libxl/xl_cmdtable.c +++ b/tools/libxl/xl_cmdtable.c @@ -550,6 +550,7 @@ struct cmd_spec cmd_table[] = { "Set cache capacity bitmasks(CBM) for a domain", "[options] ", "-s Specify the socket to process, otherwise all sockets are processed\n" + "-l Specify the cache level to process, otherwise L3 cache is processed\n" "-c Set code CBM if CDP is supported\n" "-d Set data CBM if CDP is supported\n" },