diff --git a/lib/librte_eal/common/eal_common_memzone.c b/lib/librte_eal/common/eal_common_memzone.c
index 84b773c..53f6040 100644
--- a/lib/librte_eal/common/eal_common_memzone.c
+++ b/lib/librte_eal/common/eal_common_memzone.c
@@ -284,12 +284,20 @@ rte_memzone_reserve_thread_safe(const char *name, size_t len,
 	const struct rte_memzone *mz = NULL;
 	uint64_t size_mask = 0;
 
+	if (flags & RTE_MEMZONE_256KB)
+		size_mask |= RTE_PGSIZE_256K;
 	if (flags & RTE_MEMZONE_2MB)
 		size_mask |= RTE_PGSIZE_2M;
 	if (flags & RTE_MEMZONE_16MB)
 		size_mask |= RTE_PGSIZE_16M;
+	if (flags & RTE_MEMZONE_256MB)
+		size_mask |= RTE_PGSIZE_256M;
+	if (flags & RTE_MEMZONE_512MB)
+		size_mask |= RTE_PGSIZE_512M;
 	if (flags & RTE_MEMZONE_1GB)
 		size_mask |= RTE_PGSIZE_1G;
+	if (flags & RTE_MEMZONE_4GB)
+		size_mask |= RTE_PGSIZE_4G;
 	if (flags & RTE_MEMZONE_16GB)
 		size_mask |= RTE_PGSIZE_16G;
 	if (!size_mask)
diff --git a/lib/librte_eal/common/include/rte_memory.h b/lib/librte_eal/common/include/rte_memory.h
index d948c0b..1bed415 100644
--- a/lib/librte_eal/common/include/rte_memory.h
+++ b/lib/librte_eal/common/include/rte_memory.h
@@ -53,12 +53,16 @@ extern "C" {
 #endif
 
 enum rte_page_sizes {
-	RTE_PGSIZE_4K = 1ULL << 12,
-	RTE_PGSIZE_2M = 1ULL << 21,
-	RTE_PGSIZE_1G = 1ULL << 30,
-	RTE_PGSIZE_64K = 1ULL << 16,
-	RTE_PGSIZE_16M = 1ULL << 24,
-	RTE_PGSIZE_16G = 1ULL << 34
+	RTE_PGSIZE_4K    = 1ULL << 12,
+	RTE_PGSIZE_64K   = 1ULL << 16,
+	RTE_PGSIZE_256K  = 1ULL << 18,
+	RTE_PGSIZE_2M    = 1ULL << 21,
+	RTE_PGSIZE_16M   = 1ULL << 24,
+	RTE_PGSIZE_256M  = 1ULL << 28,
+	RTE_PGSIZE_512M  = 1ULL << 29,
+	RTE_PGSIZE_1G    = 1ULL << 30,
+	RTE_PGSIZE_4G    = 1ULL << 32,
+	RTE_PGSIZE_16G   = 1ULL << 34,
 };
 
 #define SOCKET_ID_ANY -1                    /**< Any NUMA socket. */
diff --git a/lib/librte_eal/common/include/rte_memzone.h b/lib/librte_eal/common/include/rte_memzone.h
index ee62680..de5ae55 100644
--- a/lib/librte_eal/common/include/rte_memzone.h
+++ b/lib/librte_eal/common/include/rte_memzone.h
@@ -60,8 +60,12 @@ extern "C" {
 
 #define RTE_MEMZONE_2MB            0x00000001   /**< Use 2MB pages. */
 #define RTE_MEMZONE_1GB            0x00000002   /**< Use 1GB pages. */
-#define RTE_MEMZONE_16MB            0x00000100   /**< Use 16MB pages. */
-#define RTE_MEMZONE_16GB            0x00000200   /**< Use 16GB pages. */
+#define RTE_MEMZONE_16MB           0x00000100   /**< Use 16MB pages. */
+#define RTE_MEMZONE_16GB           0x00000200   /**< Use 16GB pages. */
+#define RTE_MEMZONE_256KB          0x00010000   /**< Use 256KB pages. */
+#define RTE_MEMZONE_256MB          0x00020000   /**< Use 256MB pages. */
+#define RTE_MEMZONE_512MB          0x00040000   /**< Use 512MB pages. */
+#define RTE_MEMZONE_4GB            0x00080000   /**< Use 4GB pages. */
 #define RTE_MEMZONE_SIZE_HINT_ONLY 0x00000004   /**< Use available page size */
 
 /**
@@ -110,11 +114,15 @@ struct rte_memzone {
  *   constraint for the reserved zone.
  * @param flags
  *   The flags parameter is used to request memzones to be
- *   taken from 1GB or 2MB hugepages.
- *   - RTE_MEMZONE_2MB - Reserve from 2MB pages
- *   - RTE_MEMZONE_1GB - Reserve from 1GB pages
- *   - RTE_MEMZONE_16MB - Reserve from 16MB pages
- *   - RTE_MEMZONE_16GB - Reserve from 16GB pages
+ *   taken from specifically sized hugepages.
+ *   - RTE_MEMZONE_2MB - Reserved from 2MB pages
+ *   - RTE_MEMZONE_1GB - Reserved from 1GB pages
+ *   - RTE_MEMZONE_16MB - Reserved from 16MB pages
+ *   - RTE_MEMZONE_16GB - Reserved from 16GB pages
+ *   - RTE_MEMZONE_256KB - Reserved from 256KB pages
+ *   - RTE_MEMZONE_256MB - Reserved from 256MB pages
+ *   - RTE_MEMZONE_512MB - Reserved from 512MB pages
+ *   - RTE_MEMZONE_4GB - Reserved from 4GB pages
  *   - RTE_MEMZONE_SIZE_HINT_ONLY - Allow alternative page size to be used if
  *                                  the requested page size is unavailable.
  *                                  If this flag is not set, the function
@@ -157,11 +165,15 @@ const struct rte_memzone *rte_memzone_reserve(const char *name,
  *   constraint for the reserved zone.
  * @param flags
  *   The flags parameter is used to request memzones to be
- *   taken from 1GB or 2MB hugepages.
- *   - RTE_MEMZONE_2MB - Reserve from 2MB pages
- *   - RTE_MEMZONE_1GB - Reserve from 1GB pages
- *   - RTE_MEMZONE_16MB - Reserve from 16MB pages
- *   - RTE_MEMZONE_16GB - Reserve from 16GB pages
+ *   taken from specifically sized hugepages.
+ *   - RTE_MEMZONE_2MB - Reserved from 2MB pages
+ *   - RTE_MEMZONE_1GB - Reserved from 1GB pages
+ *   - RTE_MEMZONE_16MB - Reserved from 16MB pages
+ *   - RTE_MEMZONE_16GB - Reserved from 16GB pages
+ *   - RTE_MEMZONE_256KB - Reserved from 256KB pages
+ *   - RTE_MEMZONE_256MB - Reserved from 256MB pages
+ *   - RTE_MEMZONE_512MB - Reserved from 512MB pages
+ *   - RTE_MEMZONE_4GB - Reserved from 4GB pages
  *   - RTE_MEMZONE_SIZE_HINT_ONLY - Allow alternative page size to be used if
  *                                  the requested page size is unavailable.
  *                                  If this flag is not set, the function
@@ -209,11 +221,15 @@ const struct rte_memzone *rte_memzone_reserve_aligned(const char *name,
  *   constraint for the reserved zone.
  * @param flags
  *   The flags parameter is used to request memzones to be
- *   taken from 1GB or 2MB hugepages.
- *   - RTE_MEMZONE_2MB - Reserve from 2MB pages
- *   - RTE_MEMZONE_1GB - Reserve from 1GB pages
- *   - RTE_MEMZONE_16MB - Reserve from 16MB pages
- *   - RTE_MEMZONE_16GB - Reserve from 16GB pages
+ *   taken from specifically sized hugepages.
+ *   - RTE_MEMZONE_2MB - Reserved from 2MB pages
+ *   - RTE_MEMZONE_1GB - Reserved from 1GB pages
+ *   - RTE_MEMZONE_16MB - Reserved from 16MB pages
+ *   - RTE_MEMZONE_16GB - Reserved from 16GB pages
+ *   - RTE_MEMZONE_256KB - Reserved from 256KB pages
+ *   - RTE_MEMZONE_256MB - Reserved from 256MB pages
+ *   - RTE_MEMZONE_512MB - Reserved from 512MB pages
+ *   - RTE_MEMZONE_4GB - Reserved from 4GB pages
  *   - RTE_MEMZONE_SIZE_HINT_ONLY - Allow alternative page size to be used if
  *                                  the requested page size is unavailable.
  *                                  If this flag is not set, the function
