From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path: <david.hunt@intel.com>
Received: from mga04.intel.com (mga04.intel.com [192.55.52.120])
by dpdk.org (Postfix) with ESMTP id AA8621B49F
for <dev@dpdk.org>; Tue, 26 Jun 2018 11:23:36 +0200 (CEST)
X-Amp-Result: SKIPPED(no attachment in message)
X-Amp-File-Uploaded: False
Received: from orsmga001.jf.intel.com ([10.7.209.18])
by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;
26 Jun 2018 02:23:36 -0700
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.51,274,1526367600"; d="scan'208";a="67785381"
Received: from silpixa00399952.ir.intel.com (HELO
silpixa00399952.ger.corp.intel.com) ([10.237.223.64])
by orsmga001.jf.intel.com with ESMTP; 26 Jun 2018 02:23:35 -0700
From: David Hunt <david.hunt@intel.com>
To: dev@dpdk.org
Cc: david.hunt@intel.com
Date: Tue, 26 Jun 2018 10:23:15 +0100
Message-Id: <20180626092317.11031-8-david.hunt@intel.com>
X-Mailer: git-send-email 2.17.1
In-Reply-To: <20180626092317.11031-1-david.hunt@intel.com>
References: <20180621132414.39047-2-david.hunt@intel.com>
<20180626092317.11031-1-david.hunt@intel.com>
Subject: [dpdk-dev] [PATCH v3 7/9] examples/vm_power: add branch ratio
policy type
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
<mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
<mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Tue, 26 Jun 2018 09:23:37 -0000
Add the capability for the vm_power_manager to receive
a policy of type BRANCH_RATIO. This will add any vcpus
in the policy to the oob monitoring thread.
Signed-off-by: David Hunt <david.hunt@intel.com>
Acked-by: Radu Nicolau <radu.nicolau@intel.com>
---
examples/vm_power_manager/channel_monitor.c | 23 +++++++++++++++++++--
lib/librte_power/channel_commands.h | 3 ++-
2 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/examples/vm_power_manager/channel_monitor.c b/examples/vm_power_manager/channel_monitor.c
index 73bddd993..7fa47ba97 100644
--- a/examples/vm_power_manager/channel_monitor.c
+++ b/examples/vm_power_manager/channel_monitor.c
@@ -27,6 +27,7 @@
#include "channel_commands.h"
#include "channel_manager.h"
#include "power_manager.h"
+#include "oob_monitor.h"
#define RTE_LOGTYPE_CHANNEL_MONITOR RTE_LOGTYPE_USER1
@@ -92,6 +93,10 @@ get_pcpu_to_control(struct policy *pol)
struct vm_info info;
int pcpu, count;
uint64_t mask_u64b;
+ struct core_info *ci;
+ int ret;
+
+ ci = get_core_info();
RTE_LOG(INFO, CHANNEL_MONITOR, "Looking for pcpu for %s\n",
pol->pkt.vm_name);
@@ -100,8 +105,22 @@ get_pcpu_to_control(struct policy *pol)
for (count = 0; count < pol->pkt.num_vcpu; count++) {
mask_u64b = info.pcpu_mask[pol->pkt.vcpu_to_control[count]];
for (pcpu = 0; mask_u64b; mask_u64b &= ~(1ULL << pcpu++)) {
- if ((mask_u64b >> pcpu) & 1)
- pol->core_share[count].pcpu = pcpu;
+ if ((mask_u64b >> pcpu) & 1) {
+ if (pol->pkt.policy_to_use == BRANCH_RATIO) {
+ ci->cd[pcpu].oob_enabled = 1;
+ ret = add_core_to_monitor(pcpu);
+ if (ret == 0)
+ printf("Monitoring pcpu %d via Branch Ratio\n",
+ pcpu);
+ else
+ printf("Failed to start OOB Monitoring pcpu %d\n",
+ pcpu);
+
+ } else {
+ pol->core_share[count].pcpu = pcpu;
+ printf("Monitoring pcpu %d\n", pcpu);
+ }
+ }
}
}
}
diff --git a/lib/librte_power/channel_commands.h b/lib/librte_power/channel_commands.h
index 5e8b4ab5d..ee638eefa 100644
--- a/lib/librte_power/channel_commands.h
+++ b/lib/librte_power/channel_commands.h
@@ -48,7 +48,8 @@ enum workload {HIGH, MEDIUM, LOW};
enum policy_to_use {
TRAFFIC,
TIME,
- WORKLOAD
+ WORKLOAD,
+ BRANCH_RATIO
};
struct traffic {
--
2.17.1