diff --git a/include/spdk/crc16.h b/include/spdk/crc16.h
index 382d9d62e..053fbd5e4 100644
--- a/include/spdk/crc16.h
+++ b/include/spdk/crc16.h
@@ -59,6 +59,18 @@ extern "C" {
  * \return CRC-16 value.
  */
 uint16_t spdk_crc16_t10dif(uint16_t init_crc, const void *buf, size_t len);
+
+/**
+ * Calculate T10-DIF CRC-16 checksum and copy data.
+ *
+ * \param init_crc Initial CRC-16 value.
+ * \param dst Destination data buffer for copy.
+ * \param src Source data buffer for CRC calculation and copy.
+ * \param len Length of buffer in bytes.
+ * \return CRC-16 value.
+ */
+uint16_t spdk_crc16_t10dif_copy(uint16_t init_crc, uint8_t *dst, uint8_t *src,
+				size_t len);
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/util/crc16.c b/lib/util/crc16.c
index 5e19e6937..b38937004 100644
--- a/lib/util/crc16.c
+++ b/lib/util/crc16.c
@@ -53,3 +53,25 @@ spdk_crc16_t10dif(uint16_t init_crc, const void *buf, size_t len)
 	}
 	return (uint16_t)rem;
 }
+
+uint16_t
+spdk_crc16_t10dif_copy(uint16_t init_crc, uint8_t *dst, uint8_t *src,
+		       size_t len)
+{
+	uint32_t j, rem;
+	size_t i;
+
+	uint16_t poly = SPDK_T10DIF_CRC16_POLYNOMIAL;
+
+	rem = init_crc;
+
+	for (i = 0; i < len; i++) {
+		rem = rem ^ (src[i] << 8);
+		dst[i] = src[i];
+		for (j = 0; j < 8; j++) {
+			rem = rem << 1;
+			rem = (rem & 0x10000) ? rem ^ poly : rem;
+		}
+	}
+	return (uint16_t)rem;
+}
diff --git a/test/unit/lib/util/crc16.c/crc16_ut.c b/test/unit/lib/util/crc16.c/crc16_ut.c
index 360299c6a..e23af34e9 100644
--- a/test/unit/lib/util/crc16.c/crc16_ut.c
+++ b/test/unit/lib/util/crc16.c/crc16_ut.c
@@ -59,6 +59,25 @@ test_crc16_t10dif_seed(void)
 	CU_ASSERT(crc == 0xd0db);
 }
 
+static void
+test_crc16_t10dif_copy(void)
+{
+	uint16_t crc1 = 0, crc2;
+	char buf1[] = "1234";
+	char buf2[] = "56789";
+	char *buf3 = calloc(1, strlen(buf1) + strlen(buf2) + 1);
+	SPDK_CU_ASSERT_FATAL(buf3 != NULL);
+
+	crc1 = spdk_crc16_t10dif_copy(crc1, buf3, buf1, strlen(buf1));
+	crc1 = spdk_crc16_t10dif_copy(crc1, buf3 + strlen(buf1), buf2, strlen(buf2));
+	CU_ASSERT(crc1 == 0xd0db);
+
+	crc2  = spdk_crc16_t10dif(0, buf3, strlen(buf3));
+	CU_ASSERT(crc2 == 0xd0db);
+
+	free(buf3);
+}
+
 int
 main(int argc, char **argv)
 {
@@ -77,7 +96,8 @@ main(int argc, char **argv)
 
 	if (
 		CU_add_test(suite, "test_crc16_t10dif", test_crc16_t10dif) == NULL ||
-		CU_add_test(suite, "test_crc16_t10dif_seed", test_crc16_t10dif_seed) == NULL) {
+		CU_add_test(suite, "test_crc16_t10dif_seed", test_crc16_t10dif_seed) == NULL ||
+		CU_add_test(suite, "test_crc16_t10dif_copy", test_crc16_t10dif_copy) == NULL) {
 		CU_cleanup_registry();
 		return CU_get_error();
 	}