diff --git a/lib/librte_eal/bsdapp/eal/Makefile b/lib/librte_eal/bsdapp/eal/Makefile
index 1b43d77..19f9322 100644
--- a/lib/librte_eal/bsdapp/eal/Makefile
+++ b/lib/librte_eal/bsdapp/eal/Makefile
@@ -29,6 +29,7 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_memory.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_hugepage_info.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_thread.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_debug.c
+SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_memalloc.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_timer.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_interrupts.c
diff --git a/lib/librte_eal/bsdapp/eal/eal_memalloc.c b/lib/librte_eal/bsdapp/eal/eal_memalloc.c
new file mode 100644
index 0000000..8c30670
--- /dev/null
+++ b/lib/librte_eal/bsdapp/eal/eal_memalloc.c
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017-2018 Intel Corporation
+ */
+
+#include <inttypes.h>
+
+#include <rte_log.h>
+#include <rte_memory.h>
+
+#include "eal_memalloc.h"
+
+int
+eal_memalloc_alloc_seg_bulk(struct rte_memseg **ms __rte_unused,
+		int __rte_unused n_segs, size_t __rte_unused page_sz,
+		int __rte_unused socket, bool __rte_unused exact)
+{
+	RTE_LOG(ERR, EAL, "Memory hotplug not supported on FreeBSD\n");
+	return -1;
+}
+
+struct rte_memseg *
+eal_memalloc_alloc_seg(size_t __rte_unused page_sz, int __rte_unused socket)
+{
+	RTE_LOG(ERR, EAL, "Memory hotplug not supported on FreeBSD\n");
+	return NULL;
+}
diff --git a/lib/librte_eal/bsdapp/eal/meson.build b/lib/librte_eal/bsdapp/eal/meson.build
index e83fc91..4b40223 100644
--- a/lib/librte_eal/bsdapp/eal/meson.build
+++ b/lib/librte_eal/bsdapp/eal/meson.build
@@ -8,6 +8,7 @@ env_sources = files('eal_alarm.c',
 		'eal_hugepage_info.c',
 		'eal_interrupts.c',
 		'eal_lcore.c',
+		'eal_memalloc.c',
 		'eal_thread.c',
 		'eal_timer.c',
 		'eal.c',
diff --git a/lib/librte_eal/common/eal_memalloc.h b/lib/librte_eal/common/eal_memalloc.h
new file mode 100644
index 0000000..1b18f20
--- /dev/null
+++ b/lib/librte_eal/common/eal_memalloc.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017-2018 Intel Corporation
+ */
+
+#ifndef EAL_MEMALLOC_H
+#define EAL_MEMALLOC_H
+
+#include <stdbool.h>
+
+#include <rte_memory.h>
+
+/*
+ * Allocate segment of specified page size.
+ */
+struct rte_memseg *
+eal_memalloc_alloc_seg(size_t page_sz, int socket);
+
+/*
+ * Allocate `n_segs` segments.
+ *
+ * Note: `ms` can be NULL.
+ *
+ * Note: it is possible to request best-effort allocation by setting `exact` to
+ * `false`, in which case allocator will return however many pages it managed to
+ * allocate successfully.
+ */
+int
+eal_memalloc_alloc_seg_bulk(struct rte_memseg **ms, int n_segs, size_t page_sz,
+		int socket, bool exact);
+
+#endif /* EAL_MEMALLOC_H */
diff --git a/lib/librte_eal/linuxapp/eal/Makefile b/lib/librte_eal/linuxapp/eal/Makefile
index c407a43..af6b9be 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -36,6 +36,7 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_thread.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_log.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_vfio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_vfio_mp_sync.c
+SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_memalloc.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_debug.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_timer.c
@@ -82,6 +83,7 @@ CFLAGS_eal_interrupts.o := -D_GNU_SOURCE
 CFLAGS_eal_vfio_mp_sync.o := -D_GNU_SOURCE
 CFLAGS_eal_timer.o := -D_GNU_SOURCE
 CFLAGS_eal_lcore.o := -D_GNU_SOURCE
+CFLAGS_eal_memalloc.o := -D_GNU_SOURCE
 CFLAGS_eal_thread.o := -D_GNU_SOURCE
 CFLAGS_eal_log.o := -D_GNU_SOURCE
 CFLAGS_eal_common_log.o := -D_GNU_SOURCE
diff --git a/lib/librte_eal/linuxapp/eal/eal_memalloc.c b/lib/librte_eal/linuxapp/eal/eal_memalloc.c
new file mode 100644
index 0000000..45ea0ad
--- /dev/null
+++ b/lib/librte_eal/linuxapp/eal/eal_memalloc.c
@@ -0,0 +1,429 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2017-2018 Intel Corporation
+ */
+
+#define _FILE_OFFSET_BITS 64
+#include <errno.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/queue.h>
+#include <sys/file.h>
+#include <unistd.h>
+#include <limits.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/time.h>
+#include <signal.h>
+#include <setjmp.h>
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+#include <numa.h>
+#include <numaif.h>
+#endif
+
+#include <rte_common.h>
+#include <rte_log.h>
+#include <rte_eal_memconfig.h>
+#include <rte_eal.h>
+#include <rte_memory.h>
+#include <rte_spinlock.h>
+
+#include "eal_filesystem.h"
+#include "eal_internal_cfg.h"
+#include "eal_memalloc.h"
+
+static sigjmp_buf huge_jmpenv;
+
+static void __rte_unused huge_sigbus_handler(int signo __rte_unused)
+{
+	siglongjmp(huge_jmpenv, 1);
+}
+
+/* Put setjmp into a wrap method to avoid compiling error. Any non-volatile,
+ * non-static local variable in the stack frame calling sigsetjmp might be
+ * clobbered by a call to longjmp.
+ */
+static int __rte_unused huge_wrap_sigsetjmp(void)
+{
+	return sigsetjmp(huge_jmpenv, 1);
+}
+
+static struct sigaction huge_action_old;
+static int huge_need_recover;
+
+static void __rte_unused
+huge_register_sigbus(void)
+{
+	sigset_t mask;
+	struct sigaction action;
+
+	sigemptyset(&mask);
+	sigaddset(&mask, SIGBUS);
+	action.sa_flags = 0;
+	action.sa_mask = mask;
+	action.sa_handler = huge_sigbus_handler;
+
+	huge_need_recover = !sigaction(SIGBUS, &action, &huge_action_old);
+}
+
+static void __rte_unused
+huge_recover_sigbus(void)
+{
+	if (huge_need_recover) {
+		sigaction(SIGBUS, &huge_action_old, NULL);
+		huge_need_recover = 0;
+	}
+}
+
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+static bool
+check_numa(void)
+{
+	bool ret = true;
+	/* Check if kernel supports NUMA. */
+	if (numa_available() != 0) {
+		RTE_LOG(DEBUG, EAL, "NUMA is not supported.\n");
+		ret = false;
+	}
+	return ret;
+}
+
+static void
+prepare_numa(int *oldpolicy, struct bitmask *oldmask, int socket_id)
+{
+	RTE_LOG(DEBUG, EAL, "Trying to obtain current memory policy.\n");
+	if (get_mempolicy(oldpolicy, oldmask->maskp,
+			  oldmask->size + 1, 0, 0) < 0) {
+		RTE_LOG(ERR, EAL,
+			"Failed to get current mempolicy: %s. "
+			"Assuming MPOL_DEFAULT.\n", strerror(errno));
+		oldpolicy = MPOL_DEFAULT;
+	}
+	RTE_LOG(DEBUG, EAL,
+		"Setting policy MPOL_PREFERRED for socket %d\n",
+		socket_id);
+	numa_set_preferred(socket_id);
+}
+
+static void
+resotre_numa(int *oldpolicy, struct bitmask *oldmask)
+{
+	RTE_LOG(DEBUG, EAL,
+		"Restoring previous memory policy: %d\n", *oldpolicy);
+	if (oldpolicy == MPOL_DEFAULT) {
+		numa_set_localalloc();
+	} else if (set_mempolicy(*oldpolicy, oldmask->maskp,
+				 oldmask->size + 1) < 0) {
+		RTE_LOG(ERR, EAL, "Failed to restore mempolicy: %s\n",
+			strerror(errno));
+		numa_set_localalloc();
+	}
+	numa_free_cpumask(oldmask);
+}
+#endif
+
+static int
+get_seg_fd(char *path, int buflen, struct hugepage_info *hi,
+		unsigned int list_idx, unsigned int seg_idx)
+{
+	int fd;
+	eal_get_hugefile_path(path, buflen, hi->hugedir,
+			list_idx * RTE_MAX_MEMSEG_PER_LIST + seg_idx);
+	fd = open(path, O_CREAT | O_RDWR, 0600);
+	if (fd < 0) {
+		RTE_LOG(DEBUG, EAL, "%s(): open failed: %s\n", __func__,
+				strerror(errno));
+		return -1;
+	}
+	return fd;
+}
+
+/* returns 1 on successful lock, 0 on unsuccessful lock, -1 on error */
+static int lock(int fd, uint64_t offset, uint64_t len, int type)
+{
+	struct flock lck;
+	int ret;
+
+	memset(&lck, 0, sizeof(lck));
+
+	lck.l_type = type;
+	lck.l_whence = SEEK_SET;
+	lck.l_start = offset;
+	lck.l_len = len;
+
+	ret = fcntl(fd, F_SETLK, &lck);
+
+	if (ret && (errno == EAGAIN || errno == EACCES)) {
+		/* locked by another process, not an error */
+		return 0;
+	} else if (ret) {
+		RTE_LOG(ERR, EAL, "%s(): error calling fcntl(): %s\n",
+			__func__, strerror(errno));
+		/* we've encountered an unexpected error */
+		return -1;
+	}
+	return 1;
+}
+
+static int
+alloc_seg(struct rte_memseg *ms, void *addr, int socket_id,
+		struct hugepage_info *hi, unsigned int list_idx,
+		unsigned int seg_idx)
+{
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+	int cur_socket_id = 0;
+#endif
+	uint64_t map_offset;
+	char path[PATH_MAX];
+	int ret = 0;
+	int fd;
+	size_t alloc_sz;
+
+	fd = get_seg_fd(path, sizeof(path), hi, list_idx, seg_idx);
+	if (fd < 0)
+		return -1;
+
+	alloc_sz = hi->hugepage_sz;
+
+	map_offset = 0;
+	if (ftruncate(fd, alloc_sz) < 0) {
+		RTE_LOG(DEBUG, EAL, "%s(): ftruncate() failed: %s\n",
+			__func__, strerror(errno));
+		goto resized;
+	}
+	/* we've allocated a page - take out a read lock. we're using fcntl()
+	 * locks rather than flock() here because doing that gives us one huge
+	 * advantage - fcntl() locks are per-process, not per-file descriptor,
+	 * which means that we don't have to keep the original fd's around to
+	 * keep a lock on the file.
+	 *
+	 * this is useful, because when it comes to unmapping pages, we will
+	 * have to take out a write lock (to figure out if another process still
+	 * has this page mapped), and to do itwith flock() we'll have to use
+	 * original fd, as lock is associated with that particular fd. with
+	 * fcntl(), this is not necessary - we can open a new fd and use fcntl()
+	 * on that.
+	 */
+	ret = lock(fd, map_offset, alloc_sz, F_RDLCK);
+
+	/* this should not fail */
+	if (ret != 1) {
+		RTE_LOG(ERR, EAL, "%s(): error locking file: %s\n",
+			__func__,
+			strerror(errno));
+		goto resized;
+	}
+
+	/*
+	 * map the segment, and populate page tables, the kernel fills this
+	 * segment with zeros if it's a new page.
+	 */
+	void *va = mmap(addr, alloc_sz, PROT_READ | PROT_WRITE,
+			MAP_SHARED | MAP_POPULATE | MAP_FIXED, fd, map_offset);
+	close(fd);
+
+	if (va == MAP_FAILED) {
+		RTE_LOG(DEBUG, EAL, "%s(): mmap() failed: %s\n", __func__,
+			strerror(errno));
+		goto resized;
+	}
+	if (va != addr) {
+		RTE_LOG(DEBUG, EAL, "%s(): wrong mmap() address\n", __func__);
+		goto mapped;
+	}
+
+	rte_iova_t iova = rte_mem_virt2iova(addr);
+	if (iova == RTE_BAD_PHYS_ADDR) {
+		RTE_LOG(DEBUG, EAL, "%s(): can't get IOVA addr\n",
+			__func__);
+		goto mapped;
+	}
+
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+	move_pages(getpid(), 1, &addr, NULL, &cur_socket_id, 0);
+
+	if (cur_socket_id != socket_id) {
+		RTE_LOG(DEBUG, EAL,
+				"%s(): allocation happened on wrong socket (wanted %d, got %d)\n",
+			__func__, socket_id, cur_socket_id);
+		goto mapped;
+	}
+#endif
+
+	/* In linux, hugetlb limitations, like cgroup, are
+	 * enforced at fault time instead of mmap(), even
+	 * with the option of MAP_POPULATE. Kernel will send
+	 * a SIGBUS signal. To avoid to be killed, save stack
+	 * environment here, if SIGBUS happens, we can jump
+	 * back here.
+	 */
+	if (huge_wrap_sigsetjmp()) {
+		RTE_LOG(DEBUG, EAL, "SIGBUS: Cannot mmap more hugepages of size %uMB\n",
+			(unsigned int)(alloc_sz >> 20));
+		goto mapped;
+	}
+	*(int *)addr = *(int *)addr;
+
+	ms->addr = addr;
+	ms->hugepage_sz = alloc_sz;
+	ms->len = alloc_sz;
+	ms->nchannel = rte_memory_get_nchannel();
+	ms->nrank = rte_memory_get_nrank();
+	ms->iova = iova;
+	ms->socket_id = socket_id;
+
+	return 0;
+
+mapped:
+	munmap(addr, alloc_sz);
+resized:
+	close(fd);
+	unlink(path);
+	return -1;
+}
+
+struct alloc_walk_param {
+	struct hugepage_info *hi;
+	struct rte_memseg **ms;
+	size_t page_sz;
+	unsigned int segs_allocated;
+	unsigned int n_segs;
+	int socket;
+	bool exact;
+};
+static int
+alloc_seg_walk(const struct rte_memseg_list *msl, void *arg)
+{
+	struct rte_mem_config *mcfg = rte_eal_get_configuration()->mem_config;
+	struct alloc_walk_param *wa = arg;
+	struct rte_memseg_list *cur_msl;
+	size_t page_sz;
+	int cur_idx;
+	unsigned int msl_idx, need, i;
+
+	if (msl->page_sz != wa->page_sz)
+		return 0;
+	if (msl->socket_id != wa->socket)
+		return 0;
+
+	page_sz = (size_t)msl->page_sz;
+
+	msl_idx = msl - mcfg->memsegs;
+	cur_msl = &mcfg->memsegs[msl_idx];
+
+	need = wa->n_segs;
+
+	/* try finding space in memseg list */
+	cur_idx = rte_fbarray_find_next_n_free(&cur_msl->memseg_arr, 0, need);
+	if (cur_idx < 0)
+		return 0;
+
+	for (i = 0; i < need; i++, cur_idx++) {
+		struct rte_memseg *cur;
+		void *map_addr;
+
+		cur = rte_fbarray_get(&cur_msl->memseg_arr, cur_idx);
+		map_addr = RTE_PTR_ADD(cur_msl->base_va,
+				cur_idx * page_sz);
+
+		if (alloc_seg(cur, map_addr, wa->socket, wa->hi,
+				msl_idx, cur_idx)) {
+			RTE_LOG(DEBUG, EAL, "attempted to allocate %i segments, but only %i were allocated\n",
+				need, i);
+
+			/* if exact number wasn't requested, stop */
+			if (!wa->exact)
+				goto out;
+			return -1;
+		}
+		if (wa->ms)
+			wa->ms[i] = cur;
+
+		rte_fbarray_set_used(&cur_msl->memseg_arr, cur_idx);
+	}
+out:
+	wa->segs_allocated = i;
+	return 1;
+
+}
+
+int
+eal_memalloc_alloc_seg_bulk(struct rte_memseg **ms, int n_segs, size_t page_sz,
+		int socket, bool exact)
+{
+	int i, ret = -1;
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+	bool have_numa = false;
+	int oldpolicy;
+	struct bitmask *oldmask;
+#endif
+	struct alloc_walk_param wa;
+	struct hugepage_info *hi = NULL;
+
+	memset(&wa, 0, sizeof(wa));
+
+	/* dynamic allocation not supported in legacy mode */
+	if (internal_config.legacy_mem)
+		return -1;
+
+	for (i = 0; i < (int) RTE_DIM(internal_config.hugepage_info); i++) {
+		if (page_sz ==
+				internal_config.hugepage_info[i].hugepage_sz) {
+			hi = &internal_config.hugepage_info[i];
+			break;
+		}
+	}
+	if (!hi) {
+		RTE_LOG(ERR, EAL, "%s(): can't find relevant hugepage_info entry\n",
+			__func__);
+		return -1;
+	}
+
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+	if (check_numa()) {
+		oldmask = numa_allocate_nodemask();
+		prepare_numa(&oldpolicy, oldmask, socket);
+		have_numa = true;
+	}
+#endif
+
+	wa.exact = exact;
+	wa.hi = hi;
+	wa.ms = ms;
+	wa.n_segs = n_segs;
+	wa.page_sz = page_sz;
+	wa.socket = socket;
+	wa.segs_allocated = 0;
+
+	ret = rte_memseg_list_walk(alloc_seg_walk, &wa);
+	if (ret == 0) {
+		RTE_LOG(ERR, EAL, "%s(): couldn't find suitable memseg_list\n",
+			__func__);
+		ret = -1;
+	} else if (ret > 0) {
+		ret = (int)wa.segs_allocated;
+	}
+
+#ifdef RTE_EAL_NUMA_AWARE_HUGEPAGES
+	if (have_numa)
+		resotre_numa(&oldpolicy, oldmask);
+#endif
+	return ret;
+}
+
+struct rte_memseg *
+eal_memalloc_alloc_seg(size_t page_sz, int socket)
+{
+	struct rte_memseg *ms;
+	if (eal_memalloc_alloc_seg_bulk(&ms, 1, page_sz, socket, true) < 0)
+		return NULL;
+	/* return pointer to newly allocated memseg */
+	return ms;
+}
diff --git a/lib/librte_eal/linuxapp/eal/meson.build b/lib/librte_eal/linuxapp/eal/meson.build
index 03974ff..5254c6c 100644
--- a/lib/librte_eal/linuxapp/eal/meson.build
+++ b/lib/librte_eal/linuxapp/eal/meson.build
@@ -10,6 +10,7 @@ env_sources = files('eal_alarm.c',
 		'eal_debug.c',
 		'eal_hugepage_info.c',
 		'eal_interrupts.c',
+		'eal_memalloc.c',
 		'eal_lcore.c',
 		'eal_log.c',
 		'eal_thread.c',
