Adding upstream version 14.2.21.upstream/14.2.21upstream

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

3 files changed, 220 insertions, 0 deletions

diff --git a/src/spdk/lib/event/subsystems/bdev/Makefile b/src/spdk/lib/event/subsystems/bdev/Makefile
new file mode 100644
index 00000000..1747b759
--- /dev/null
+++ b/src/spdk/lib/event/subsystems/bdev/Makefile
@@ -0,0 +1,40 @@
+#
+#  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
+
+C_SRCS = bdev.c bdev_rpc.c
+LIBNAME = event_bdev
+
+include $(SPDK_ROOT_DIR)/mk/spdk.lib.mk
diff --git a/src/spdk/lib/event/subsystems/bdev/bdev.c b/src/spdk/lib/event/subsystems/bdev/bdev.c
new file mode 100644
index 00000000..5999d612
--- /dev/null
+++ b/src/spdk/lib/event/subsystems/bdev/bdev.c
@@ -0,0 +1,83 @@
+/*-
+ *   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/bdev.h"
+#include "spdk/env.h"
+#include "spdk/thread.h"
+
+#include "spdk_internal/event.h"
+#include "spdk/env.h"
+
+static void
+spdk_bdev_initialize_complete(void *cb_arg, int rc)
+{
+	spdk_subsystem_init_next(rc);
+}
+
+static void
+spdk_bdev_subsystem_initialize(void)
+{
+	spdk_bdev_initialize(spdk_bdev_initialize_complete, NULL);
+}
+
+static void
+spdk_bdev_subsystem_finish_done(void *cb_arg)
+{
+	spdk_subsystem_fini_next();
+}
+
+static void
+spdk_bdev_subsystem_finish(void)
+{
+	spdk_bdev_finish(spdk_bdev_subsystem_finish_done, NULL);
+}
+
+static void
+_spdk_bdev_subsystem_config_json(struct spdk_json_write_ctx *w, struct spdk_event *done_ev)
+{
+	spdk_bdev_subsystem_config_json(w);
+	spdk_event_call(done_ev);
+}
+
+static struct spdk_subsystem g_spdk_subsystem_bdev = {
+	.name = "bdev",
+	.init = spdk_bdev_subsystem_initialize,
+	.fini = spdk_bdev_subsystem_finish,
+	.config = spdk_bdev_config_text,
+	.write_config_json = _spdk_bdev_subsystem_config_json,
+};
+
+SPDK_SUBSYSTEM_REGISTER(g_spdk_subsystem_bdev);
+SPDK_SUBSYSTEM_DEPEND(bdev, copy)
diff --git a/src/spdk/lib/event/subsystems/bdev/bdev_rpc.c b/src/spdk/lib/event/subsystems/bdev/bdev_rpc.c
new file mode 100644
index 00000000..69ead5f2
--- /dev/null
+++ b/src/spdk/lib/event/subsystems/bdev/bdev_rpc.c
@@ -0,0 +1,97 @@
+/*-
+ *   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/bdev.h"
+
+#include "spdk/rpc.h"
+#include "spdk/util.h"
+#include "spdk/string.h"
+
+#include "spdk_internal/log.h"
+
+struct spdk_rpc_set_bdev_opts {
+	uint32_t bdev_io_pool_size;
+	uint32_t bdev_io_cache_size;
+};
+
+static const struct spdk_json_object_decoder rpc_set_bdev_opts_decoders[] = {
+	{"bdev_io_pool_size", offsetof(struct spdk_rpc_set_bdev_opts, bdev_io_pool_size), spdk_json_decode_uint32, true},
+	{"bdev_io_cache_size", offsetof(struct spdk_rpc_set_bdev_opts, bdev_io_cache_size), spdk_json_decode_uint32, true},
+};
+
+static void
+spdk_rpc_set_bdev_opts(struct spdk_jsonrpc_request *request, const struct spdk_json_val *params)
+{
+	struct spdk_rpc_set_bdev_opts rpc_opts;
+	struct spdk_bdev_opts bdev_opts;
+	struct spdk_json_write_ctx *w;
+	int rc;
+
+	rpc_opts.bdev_io_pool_size = UINT32_MAX;
+	rpc_opts.bdev_io_cache_size = UINT32_MAX;
+
+	if (params != NULL) {
+		if (spdk_json_decode_object(params, rpc_set_bdev_opts_decoders,
+					    SPDK_COUNTOF(rpc_set_bdev_opts_decoders), &rpc_opts)) {
+			SPDK_ERRLOG("spdk_json_decode_object() failed\n");
+			spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+							 "Invalid parameters");
+			return;
+		}
+	}
+
+	spdk_bdev_get_opts(&bdev_opts);
+	if (rpc_opts.bdev_io_pool_size != UINT32_MAX) {
+		bdev_opts.bdev_io_pool_size = rpc_opts.bdev_io_pool_size;
+	}
+	if (rpc_opts.bdev_io_cache_size != UINT32_MAX) {
+		bdev_opts.bdev_io_cache_size = rpc_opts.bdev_io_cache_size;
+	}
+	rc = spdk_bdev_set_opts(&bdev_opts);
+
+	if (rc != 0) {
+		spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+						     "Pool size %" PRIu32 " too small for cache size %" PRIu32,
+						     bdev_opts.bdev_io_pool_size, bdev_opts.bdev_io_cache_size);
+		return;
+	}
+
+	w = spdk_jsonrpc_begin_result(request);
+	if (w == NULL) {
+		return;
+	}
+
+	spdk_json_write_bool(w, true);
+	spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("set_bdev_options", spdk_rpc_set_bdev_opts, SPDK_RPC_STARTUP)