Commit 7991eb19 authored by Ziye Yang's avatar Ziye Yang Committed by Daniel Verkamp
Browse files

Create a utility and enable WRR arbitration mechanism



Change-Id: I2194863ae812ece72c17b78e003ccf7895b8a812
Signed-off-by: default avatarGangCao <gang.cao@intel.com>
parent 389fcba8
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@@ -34,7 +34,7 @@
SPDK_ROOT_DIR := $(abspath $(CURDIR)/../..)
include $(SPDK_ROOT_DIR)/mk/spdk.common.mk

DIRS-y += hello_world identify perf reserve nvme_manage
DIRS-y += hello_world identify perf reserve nvme_manage arbitration

DIRS-$(CONFIG_FIO_PLUGIN) += fio_plugin

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arbitration
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#
#  BSD LICENSE
#
#  Copyright (c) Intel Corporation.
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions
#  are met:
#
#    * Redistributions of source code must retain the above copyright
#      notice, this list of conditions and the following disclaimer.
#    * Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions and the following disclaimer in
#      the documentation and/or other materials provided with the
#      distribution.
#    * Neither the name of Intel Corporation nor the names of its
#      contributors may be used to endorse or promote products derived
#      from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

SPDK_ROOT_DIR := $(CURDIR)/../../..
include $(SPDK_ROOT_DIR)/mk/spdk.common.mk

APP = arbitration

C_SRCS := arbitration.c

CFLAGS += -I. $(DPDK_INC)

SPDK_LIBS += $(SPDK_ROOT_DIR)/lib/nvme/libspdk_nvme.a \
	     $(SPDK_ROOT_DIR)/lib/util/libspdk_util.a \
	     $(SPDK_ROOT_DIR)/lib/memory/libspdk_memory.a

LIBS += $(SPDK_LIBS) $(PCIACCESS_LIB) -lpthread $(DPDK_LIB) -lrt

all : $(APP)

$(APP) : $(OBJS) $(SPDK_LIBS)
	$(LINK_C)

clean :
	$(CLEAN_C) $(APP)

include $(SPDK_ROOT_DIR)/mk/spdk.deps.mk
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@@ -72,6 +72,10 @@ struct spdk_nvme_ctrlr_opts {
	 * Enable submission queue in controller memory buffer
	 */
	bool use_cmb_sqs;
	/**
	 * Type of arbitration mechanism
	 */
	enum spdk_nvme_cc_ams arb_mechanism;
};

/**
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