Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 200 insertions, 0 deletions

diff --git a/src/spdk/app/spdk_tgt/.gitignore b/src/spdk/app/spdk_tgt/.gitignore
new file mode 100644
index 00000000..0309c687
--- /dev/null
+++ b/src/spdk/app/spdk_tgt/.gitignore
@@ -0,0 +1 @@
+spdk_tgt
diff --git a/src/spdk/app/spdk_tgt/Makefile b/src/spdk/app/spdk_tgt/Makefile
new file mode 100644
index 00000000..ad7e03e3
--- /dev/null
+++ b/src/spdk/app/spdk_tgt/Makefile
@@ -0,0 +1,73 @@
+#
+#  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 := $(abspath $(CURDIR)/../..)
+include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
+include $(SPDK_ROOT_DIR)/mk/spdk.app.mk
+include $(SPDK_ROOT_DIR)/mk/spdk.modules.mk
+
+APP = spdk_tgt
+
+C_SRCS := spdk_tgt.c
+
+SPDK_LIB_LIST = event_bdev event_copy event_iscsi event_net event_scsi event_nvmf event
+SPDK_LIB_LIST += nvmf trace log conf thread util bdev iscsi scsi copy rpc jsonrpc json
+SPDK_LIB_LIST += app_rpc log_rpc bdev_rpc net
+
+ifeq ($(OS),Linux)
+SPDK_LIB_LIST += event_nbd nbd
+
+ifeq ($(CONFIG_VHOST),y)
+SPDK_LIB_LIST += vhost rte_vhost event_vhost
+endif
+
+endif
+
+LIBS += $(BLOCKDEV_MODULES_LINKER_ARGS) \
+	$(COPY_MODULES_LINKER_ARGS) \
+	$(SOCK_MODULES_LINKER_ARGS) \
+	$(SPDK_LIB_LINKER_ARGS) $(ENV_LINKER_ARGS)
+
+all: $(APP)
+	@:
+
+$(APP): $(OBJS) $(SPDK_LIB_FILES) $(SPDK_WHOLE_LIBS) $(BLOCKDEV_MODULES_FILES) $(COPY_MODULES_FILES) $(SOCK_MODULES_FILES) $(LINKER_MODULES) $(ENV_LIBS)
+	$(LINK_C)
+
+clean:
+	$(CLEAN_C) $(APP)
+
+install: $(APP)
+	$(INSTALL_APP)
+
+include $(SPDK_ROOT_DIR)/mk/spdk.deps.mk
diff --git a/src/spdk/app/spdk_tgt/spdk_tgt.c b/src/spdk/app/spdk_tgt/spdk_tgt.c
new file mode 100644
index 00000000..1c93f58a
--- /dev/null
+++ b/src/spdk/app/spdk_tgt/spdk_tgt.c
@@ -0,0 +1,126 @@
+/*-
+ *   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.
+ */
+
+#include "spdk/stdinc.h"
+
+#include "spdk/config.h"
+#include "spdk/env.h"
+#include "spdk/event.h"
+#include "spdk/vhost.h"
+
+/* TODO: this should be handled by configure */
+#if defined(SPDK_CONFIG_VHOST) && !defined(__linux__)
+#undef SPDK_CONFIG_VHOST
+#endif
+
+#ifdef SPDK_CONFIG_VHOST
+#define SPDK_VHOST_OPTS "S:"
+#else
+#define SPDK_VHOST_OPTS
+#endif
+
+static const char *g_pid_path = NULL;
+static const char g_spdk_tgt_get_opts_string[] = "f:" SPDK_VHOST_OPTS;
+
+static void
+spdk_tgt_usage(void)
+{
+	printf(" -f <file>                 pidfile save pid to file under given path\n");
+#ifdef SPDK_CONFIG_VHOST
+	printf(" -S <path>                 directory where to create vhost sockets (default: pwd)\n");
+#endif
+}
+
+static void
+spdk_tgt_save_pid(const char *pid_path)
+{
+	FILE *pid_file;
+
+	pid_file = fopen(pid_path, "w");
+	if (pid_file == NULL) {
+		fprintf(stderr, "Couldn't create pid file '%s': %s\n", pid_path, strerror(errno));
+		exit(EXIT_FAILURE);
+	}
+
+	fprintf(pid_file, "%d\n", getpid());
+	fclose(pid_file);
+}
+
+
+static void
+spdk_tgt_parse_arg(int ch, char *arg)
+{
+	switch (ch) {
+	case 'f':
+		g_pid_path = arg;
+		break;
+#ifdef SPDK_CONFIG_VHOST
+	case 'S':
+		spdk_vhost_set_socket_path(arg);
+		break;
+#endif
+	}
+}
+
+static void
+spdk_tgt_started(void *arg1, void *arg2)
+{
+	if (g_pid_path) {
+		spdk_tgt_save_pid(g_pid_path);
+	}
+
+	if (getenv("MEMZONE_DUMP") != NULL) {
+		spdk_memzone_dump(stdout);
+		fflush(stdout);
+	}
+}
+
+int
+main(int argc, char **argv)
+{
+	struct spdk_app_opts opts = {};
+	int rc;
+
+	spdk_app_opts_init(&opts);
+	opts.name = "spdk_tgt";
+	if ((rc = spdk_app_parse_args(argc, argv, &opts, g_spdk_tgt_get_opts_string,
+				      NULL, spdk_tgt_parse_arg, spdk_tgt_usage)) !=
+	    SPDK_APP_PARSE_ARGS_SUCCESS) {
+		return rc;
+	}
+
+	rc = spdk_app_start(&opts, spdk_tgt_started, NULL, NULL);
+	spdk_app_fini();
+
+	return rc;
+}