Adding upstream version 18.2.2.upstream/18.2.2

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

1 files changed, 196 insertions, 0 deletions

diff --git a/src/spdk/test/env/vtophys/vtophys.c b/src/spdk/test/env/vtophys/vtophys.c
new file mode 100644
index 000000000..e0d4d7992
--- /dev/null
+++ b/src/spdk/test/env/vtophys/vtophys.c
@@ -0,0 +1,196 @@
+/*-
+ *   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/util.h"
+
+#include "CUnit/Basic.h"
+
+#define __SPDK_ENV_NAME(path)	(strrchr(#path, '/') + 1)
+#define _SPDK_ENV_NAME(path)	__SPDK_ENV_NAME(path)
+#define SPDK_ENV_NAME		_SPDK_ENV_NAME(SPDK_CONFIG_ENV)
+
+static void
+vtophys_malloc_test(void)
+{
+	void *p = NULL;
+	int i;
+	unsigned int size = 1;
+	uint64_t paddr;
+
+	/* Verify vtophys doesn't work on regular malloc memory */
+	for (i = 0; i < 31; i++) {
+		p = malloc(size);
+		if (p == NULL) {
+			continue;
+		}
+
+		paddr = spdk_vtophys(p, NULL);
+		CU_ASSERT(paddr == SPDK_VTOPHYS_ERROR);
+
+		free(p);
+		size = size << 1;
+	}
+
+	/* Test addresses that are not in the valid x86-64 usermode range */
+	paddr = spdk_vtophys((void *)0x0000800000000000ULL, NULL);
+	CU_ASSERT(paddr == SPDK_VTOPHYS_ERROR);
+}
+
+static void
+vtophys_spdk_malloc_test(void)
+{
+	void *buf = NULL, *p = NULL;
+	size_t buf_align = 512;
+	int i;
+	unsigned int size = 1;
+	uint64_t paddr, tmpsize;
+
+	/* Test vtophys on memory allocated through SPDK */
+	for (i = 0; i < 31; i++) {
+		buf = spdk_zmalloc(size, buf_align, NULL, SPDK_ENV_LCORE_ID_ANY, SPDK_MALLOC_DMA);
+		if (buf == NULL) {
+			continue;
+		}
+
+		/* test vtophys translation with no length parameter */
+		paddr = spdk_vtophys(buf, NULL);
+		CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+
+		/* translate the entire buffer; it's not necessarily contiguous */
+		p = buf;
+		tmpsize = size;
+		while (p < buf + size) {
+			paddr = spdk_vtophys(p, &tmpsize);
+			CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+			CU_ASSERT(tmpsize >= spdk_min(size, buf_align));
+			p += tmpsize;
+			tmpsize = buf + size - p;
+		}
+		CU_ASSERT(tmpsize == 0);
+
+		/* translate a valid vaddr, but with length 0 */
+		p = buf;
+		tmpsize = 0;
+		paddr = spdk_vtophys(p, &tmpsize);
+		CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+		CU_ASSERT(tmpsize == 0);
+
+		/* translate the first half of the buffer */
+		p = buf;
+		tmpsize = size / 2;
+		while (p < buf + size / 2) {
+			paddr = spdk_vtophys(p, &tmpsize);
+			CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+			CU_ASSERT(tmpsize >= spdk_min(size / 2, buf_align));
+			p += tmpsize;
+			tmpsize = buf + size / 2 - p;
+		}
+		CU_ASSERT(tmpsize == 0);
+
+		/* translate the second half of the buffer */
+		p = buf + size / 2;
+		tmpsize = size / 2;
+		while (p < buf + size) {
+			paddr = spdk_vtophys(p, &tmpsize);
+			CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+			CU_ASSERT(tmpsize >= spdk_min(size / 2, buf_align));
+			p += tmpsize;
+			tmpsize = buf + size - p;
+		}
+		CU_ASSERT(tmpsize == 0);
+
+		/* translate a region that's not entirely registered */
+		p = buf;
+		tmpsize = UINT64_MAX;
+		while (p < buf + size) {
+			paddr = spdk_vtophys(p, &tmpsize);
+			CU_ASSERT(paddr != SPDK_VTOPHYS_ERROR);
+			CU_ASSERT(tmpsize >= buf_align);
+			p += tmpsize;
+			/* verify our region is really contiguous */
+			CU_ASSERT(paddr + tmpsize - 1 == spdk_vtophys(p - 1, &tmpsize));
+			tmpsize = UINT64_MAX;
+		}
+
+		spdk_free(buf);
+		size = size << 1;
+	}
+}
+
+int
+main(int argc, char **argv)
+{
+	struct spdk_env_opts opts;
+	CU_pSuite suite = NULL;
+	unsigned num_failures;
+
+	spdk_env_opts_init(&opts);
+	opts.name = "vtophys";
+	opts.core_mask = "0x1";
+	if (strcmp(SPDK_ENV_NAME, "env_dpdk") == 0) {
+		opts.env_context = "--log-level=lib.eal:8";
+	}
+
+	if (spdk_env_init(&opts) < 0) {
+		printf("Err: Unable to initialize SPDK env\n");
+		return 1;
+	}
+
+	if (CU_initialize_registry() != CUE_SUCCESS) {
+		return CU_get_error();
+	}
+
+	suite = CU_add_suite("components_suite", NULL, NULL);
+	if (suite == NULL) {
+		CU_cleanup_registry();
+		return CU_get_error();
+	}
+
+	if (
+		CU_add_test(suite, "vtophys_malloc_test", vtophys_malloc_test) == NULL ||
+		CU_add_test(suite, "vtophys_spdk_malloc_test", vtophys_spdk_malloc_test) == NULL
+	) {
+		CU_cleanup_registry();
+		return CU_get_error();
+	}
+
+	CU_basic_set_mode(CU_BRM_VERBOSE);
+	CU_basic_run_tests();
+	num_failures = CU_get_number_of_failures();
+	CU_cleanup_registry();
+	return num_failures;
+}