diff --git a/include/linux/dynamic_pool.h b/include/linux/dynamic_pool.h
index d6ef9214c58608d03cfe25649b6fbb7bd6dad47b..1d41c6a853c3a8bb796b34c72d08ad318aa05a74 100644
--- a/include/linux/dynamic_pool.h
+++ b/include/linux/dynamic_pool.h
@@ -111,6 +111,7 @@ void dynamic_pool_bind_file(struct hugetlbfs_inode_info *p, struct hstate *h);
 void dynamic_pool_unbind_file(struct hugetlbfs_inode_info *p);
 int dynamic_pool_hugetlb_acct_memory(struct hstate *h, long delta,
 				     struct hugetlbfs_inode_info *p);
+bool dynamic_pool_should_alloc(gfp_t gfp_mask, unsigned int order);
 struct folio *dynamic_pool_alloc_hugepage(struct hugetlbfs_inode_info *p,
 					  struct hstate *h, bool reserved);
 void dynamic_pool_free_hugepage(struct folio *folio, bool restore_reserve);
@@ -186,6 +187,11 @@ static inline int dynamic_pool_hugetlb_acct_memory(struct hstate *h, long delta,
 	return -ENOMEM;
 }
 
+static inline bool dynamic_pool_should_alloc(gfp_t gfp_mask, unsigned int order)
+{
+	return false;
+}
+
 static inline struct folio *dynamic_pool_alloc_hugepage(struct hugetlbfs_inode_info *p,
 					struct hstate *h, bool reserved)
 {
diff --git a/include/linux/mem_reliable.h b/include/linux/mem_reliable.h
index 15f69349a2a863fa25b59406f2ddb935c31bd8b4..d8cabf94f4a32a8aaf53cc93fd23f94945003e85 100644
--- a/include/linux/mem_reliable.h
+++ b/include/linux/mem_reliable.h
@@ -51,6 +51,9 @@ static inline bool page_reliable(struct page *page)
 	if (!page)
 		return false;
 
+	if (PagePool(page))
+		return false;
+
 	return page_zonenum(page) < ZONE_MOVABLE;
 }
 
diff --git a/mm/compaction.c b/mm/compaction.c
index 771e9629b95c77e1e9868b40af873356f418e234..e9fe6777c8a3c2e9dc38d63e4e27f98199abacb8 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -23,6 +23,7 @@
 #include <linux/freezer.h>
 #include <linux/page_owner.h>
 #include <linux/psi.h>
+#include <linux/dynamic_pool.h>
 #include "internal.h"
 
 #ifdef CONFIG_COMPACTION
@@ -2024,6 +2025,9 @@ static isolate_migrate_t isolate_migratepages(struct compact_control *cc)
 			continue;
 		}
 
+		if (page_in_dynamic_pool(page))
+			continue;
+
 		/*
 		 * If isolation recently failed, do not retry. Only check the
 		 * pageblock once. COMPACT_CLUSTER_MAX causes a pageblock
diff --git a/mm/dynamic_pool.c b/mm/dynamic_pool.c
index 82cbaa27f3d23bc3e40c07185c00ef32fd39bc7f..15a491a76a582a885283f70f04c3085e05c0dcbd 100644
--- a/mm/dynamic_pool.c
+++ b/mm/dynamic_pool.c
@@ -420,7 +420,7 @@ static int dpool_promote_pool(struct dynamic_pool *dpool, int type)
 	src_pool = &dpool->pool[type + 1];
 	dst_pool = &dpool->pool[type];
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 
 	if (!dst_pool->split_pages)
 		goto unlock;
@@ -438,13 +438,13 @@ static int dpool_promote_pool(struct dynamic_pool *dpool, int type)
 			 * there is no way to free spage_next, so
 			 * it is safe to unlock here.
 			 */
-			spin_unlock(&dpool->lock);
+			spin_unlock_irq(&dpool->lock);
 			cond_resched();
 			lru_add_drain_all();
 			dpool_disable_pcp_pool(dpool, true);
 			do_migrate_range(spage->start_pfn,
 					 spage->start_pfn + nr_pages);
-			spin_lock(&dpool->lock);
+			spin_lock_irq(&dpool->lock);
 			dpool_enable_pcp_pool(dpool);
 			ret = dpool_promote_huge_page(src_pool, dst_pool, spage);
 			break;
@@ -463,7 +463,7 @@ static int dpool_promote_pool(struct dynamic_pool *dpool, int type)
 	}
 
 unlock:
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 	if (!ret)
 		kfree(spage);
 	trace_dpool_promote(dpool, type, page, ret);
@@ -479,11 +479,12 @@ static void dpool_refill_pcp_pool(struct dynamic_pool *dpool,
 {
 	struct pages_pool *pool = &dpool->pool[PAGES_POOL_4K];
 	struct page *page, *next;
+	unsigned long flags;
 	int i = 0;
 
 	lockdep_assert_held(&pcp_pool->lock);
 
-	spin_lock(&dpool->lock);
+	spin_lock_irqsave(&dpool->lock, flags);
 
 	if (!pool->free_pages && dpool_demote_pool_locked(dpool, PAGES_POOL_2M))
 		goto unlock;
@@ -498,7 +499,7 @@ static void dpool_refill_pcp_pool(struct dynamic_pool *dpool,
 	}
 
 unlock:
-	spin_unlock(&dpool->lock);
+	spin_unlock_irqrestore(&dpool->lock, flags);
 }
 
 static void dpool_drain_pcp_pool(struct dynamic_pool *dpool,
@@ -507,11 +508,12 @@ static void dpool_drain_pcp_pool(struct dynamic_pool *dpool,
 {
 	struct pages_pool *pool = &dpool->pool[PAGES_POOL_4K];
 	struct page *page, *next;
+	unsigned long flags;
 	int i = 0;
 
 	lockdep_assert_held(&pcp_pool->lock);
 
-	spin_lock(&dpool->lock);
+	spin_lock_irqsave(&dpool->lock, flags);
 	list_for_each_entry_safe(page, next, &pcp_pool->freelist, lru) {
 		list_move_tail(&page->lru, &pool->freelist);
 		__SetPageDpool(page);
@@ -523,7 +525,7 @@ static void dpool_drain_pcp_pool(struct dynamic_pool *dpool,
 
 	pool->used_pages += pcp_pool->used_pages;
 	pcp_pool->used_pages = 0;
-	spin_unlock(&dpool->lock);
+	spin_unlock_irqrestore(&dpool->lock, flags);
 }
 
 static void dpool_drain_all_pcp_pool(struct dynamic_pool *dpool)
@@ -682,7 +684,7 @@ int dynamic_pool_can_attach(struct task_struct *tsk, struct mem_cgroup *memcg)
 	return ret;
 }
 
-static bool dpool_should_alloc(gfp_t gfp_mask, unsigned int order)
+bool dynamic_pool_should_alloc(gfp_t gfp_mask, unsigned int order)
 {
 	gfp_t gfp = gfp_mask & GFP_HIGHUSER_MOVABLE;
 
@@ -700,6 +702,11 @@ static bool dpool_should_alloc(gfp_t gfp_mask, unsigned int order)
 	if ((gfp | __GFP_IO | __GFP_FS) != GFP_HIGHUSER_MOVABLE)
 		return false;
 
+#ifdef CONFIG_MEMORY_RELIABLE
+	if (mem_reliable_is_enabled() && (gfp_mask & GFP_RELIABLE))
+		return false;
+#endif
+
 	return true;
 }
 
@@ -714,7 +721,7 @@ struct page *dynamic_pool_alloc_page(gfp_t gfp, unsigned int order,
 	if (!dpool_enabled)
 		return NULL;
 
-	if (!dpool_should_alloc(gfp, order))
+	if (!dynamic_pool_should_alloc(gfp, order))
 		return NULL;
 
 	dpool = dpool_get_from_task(current);
@@ -885,16 +892,16 @@ struct folio *dynamic_pool_alloc_hugepage(struct hugetlbfs_inode_info *p,
 	if (!dpool)
 		return NULL;
 
-	spin_lock_irqsave(&dpool->lock, flags);
-	if (!dpool->online)
-		goto unlock;
-
 	if (hstate_is_gigantic(h))
 		type = PAGES_POOL_1G;
 	else
 		type = PAGES_POOL_2M;
 	pool = &dpool->pool[type];
 
+	spin_lock_irqsave(&dpool->lock, flags);
+	if (!dpool->online)
+		goto unlock;
+
 	list_for_each_entry(folio, &pool->freelist, lru) {
 		if (folio_test_hwpoison(folio))
 			continue;
@@ -938,13 +945,14 @@ void dynamic_pool_free_hugepage(struct folio *folio, bool restore_reserve)
 		return;
 	}
 
-	spin_lock_irqsave(&dpool->lock, flags);
 	if (hstate_is_gigantic(h))
 		type = PAGES_POOL_1G;
 	else
 		type = PAGES_POOL_2M;
 	pool = &dpool->pool[type];
 
+	spin_lock_irqsave(&dpool->lock, flags);
+
 	if (folio_test_hwpoison(folio))
 		goto unlock;
 
@@ -1204,10 +1212,10 @@ static int dpool_fill_from_hugetlb(struct dynamic_pool *dpool, void *arg)
 	if (!h)
 		return -EINVAL;
 
-	spin_lock(&hugetlb_lock);
+	spin_lock_irq(&hugetlb_lock);
 	if ((h->free_huge_pages_node[nid] < nr_pages) ||
 	     (h->free_huge_pages - h->resv_huge_pages < nr_pages)) {
-		spin_unlock(&hugetlb_lock);
+		spin_unlock_irq(&hugetlb_lock);
 		return -ENOMEM;
 	}
 
@@ -1228,24 +1236,24 @@ static int dpool_fill_from_hugetlb(struct dynamic_pool *dpool, void *arg)
 		list_move(&page->lru, &page_list);
 		count++;
 	}
-	spin_unlock(&hugetlb_lock);
+	spin_unlock_irq(&hugetlb_lock);
 
 	list_for_each_entry_safe(page, next, &page_list, lru) {
 		if (hugetlb_vmemmap_restore(h, page)) {
-			spin_lock(&hugetlb_lock);
+			spin_lock_irq(&hugetlb_lock);
 			enqueue_hugetlb_folio(h, folio);
-			spin_unlock(&hugetlb_lock);
+			spin_unlock_irq(&hugetlb_lock);
 			pr_err("restore hugetlb_vmemmap failed page 0x%px\n",
 				page);
 			continue;
 		}
 
 		__SetPageDpool(page);
-		spin_lock(&dpool->lock);
+		spin_lock_irq(&dpool->lock);
 		list_move(&page->lru, &pool->freelist);
 		pool->free_pages++;
 		dpool->total_pages++;
-		spin_unlock(&dpool->lock);
+		spin_unlock_irq(&dpool->lock);
 	}
 
 	return 0;
@@ -1262,7 +1270,7 @@ static int dpool_drain_to_hugetlb(struct dynamic_pool *dpool)
 	if (!h)
 		return -EINVAL;
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 	list_for_each_entry_safe(page, next, &pool->freelist, lru) {
 		WARN_ON(PageHWPoison(page));
 		idx = hugepage_index(page_to_pfn(page));
@@ -1273,13 +1281,13 @@ static int dpool_drain_to_hugetlb(struct dynamic_pool *dpool)
 		pool->free_pages--;
 		dpool->total_pages--;
 	}
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 
 	list_for_each_entry_safe(page, next, &page_list, lru) {
 		hugetlb_vmemmap_optimize(h, page);
-		spin_lock(&hugetlb_lock);
+		spin_lock_irq(&hugetlb_lock);
 		enqueue_hugetlb_folio(h, page_folio(page));
-		spin_unlock(&hugetlb_lock);
+		spin_unlock_irq(&hugetlb_lock);
 	}
 
 	return dpool->total_pages ? -ENOMEM : 0;
@@ -1303,20 +1311,20 @@ static int dpool_merge_all(struct dynamic_pool *dpool)
 		}
 	}
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 	if (pool->split_pages || pool->used_huge_pages || pool->resv_huge_pages) {
 		ret = -ENOMEM;
 		pr_err("some 2M pages are still in use or mmap, delete failed: ");
 		pr_cont_cgroup_name(dpool->memcg->css.cgroup);
 		pr_cont("\n");
-		spin_unlock(&dpool->lock);
+		spin_unlock_irq(&dpool->lock);
 		goto out;
 	}
 
 	pool->free_pages += pool->nr_huge_pages;
 	pool->nr_huge_pages = 0;
 	pool->free_huge_pages = 0;
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 
 	pool = &dpool->pool[PAGES_POOL_1G];
 	while (pool->split_pages) {
@@ -1331,20 +1339,20 @@ static int dpool_merge_all(struct dynamic_pool *dpool)
 		}
 	}
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 	if (pool->split_pages || pool->used_huge_pages || pool->resv_huge_pages) {
 		ret = -ENOMEM;
 		pr_err("some 1G pages are still in use or mmap, delete failed: ");
 		pr_cont_cgroup_name(dpool->memcg->css.cgroup);
 		pr_cont("\n");
-		spin_unlock(&dpool->lock);
+		spin_unlock_irq(&dpool->lock);
 		goto out;
 	}
 
 	pool->free_pages += pool->nr_huge_pages;
 	pool->nr_huge_pages = 0;
 	pool->free_huge_pages = 0;
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 	ret = 0;
 
 out:
@@ -1436,7 +1444,7 @@ void dynamic_pool_show(struct mem_cgroup *memcg, struct seq_file *m)
 	}
 
 	dpool_disable_pcp_pool(dpool, false);
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 
 	/*
 	 * no others can modify the count because pcp pool is disabled and
@@ -1471,7 +1479,7 @@ void dynamic_pool_show(struct mem_cgroup *memcg, struct seq_file *m)
 	seq_printf(m, "4K_free_pages %lu\n", free_pages);
 	seq_printf(m, "4K_used_pages %ld\n", used_pages);
 
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 	dpool_enable_pcp_pool(dpool);
 	dpool_put(dpool);
 }
@@ -1494,22 +1502,25 @@ int dynamic_pool_reserve_hugepage(struct mem_cgroup *memcg,
 		goto unlock;
 
 	pool = &dpool->pool[type];
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 	if (nr_pages > pool->nr_huge_pages) {
 		delta = nr_pages - pool->nr_huge_pages;
 		while (delta > pool->free_pages &&
-		       !dpool_demote_pool_locked(dpool, type - 1))
-			cond_resched_lock(&dpool->lock);
+		       !dpool_demote_pool_locked(dpool, type - 1)) {
+			spin_unlock_irq(&dpool->lock);
+			cond_resched();
+			spin_lock_irq(&dpool->lock);
+		}
 		/* Only try merge pages for 2M pages */
 		if (type == PAGES_POOL_2M) {
 			while (delta > pool->free_pages) {
-				spin_unlock(&dpool->lock);
+				spin_unlock_irq(&dpool->lock);
 				cond_resched();
 				if (dpool_promote_pool(dpool, type)) {
-					spin_lock(&dpool->lock);
+					spin_lock_irq(&dpool->lock);
 					break;
 				}
-				spin_lock(&dpool->lock);
+				spin_lock_irq(&dpool->lock);
 			}
 		}
 		delta = min(delta, pool->free_pages);
@@ -1523,7 +1534,7 @@ int dynamic_pool_reserve_hugepage(struct mem_cgroup *memcg,
 		pool->free_huge_pages -= delta;
 		pool->free_pages += delta;
 	}
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 	dpool_put(dpool);
 	ret = 0;
 
@@ -1559,7 +1570,7 @@ static int dpool_fill_from_pagelist(struct dynamic_pool *dpool, void *arg)
 	memcpy(dpool->pfn_ranges, info->pfn_ranges,
 		sizeof(struct range) * dpool->range_cnt);
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 
 	for (i = 0; i < dpool->range_cnt; i++) {
 		struct range *range = &dpool->pfn_ranges[i];
@@ -1586,7 +1597,7 @@ static int dpool_fill_from_pagelist(struct dynamic_pool *dpool, void *arg)
 	ret = 0;
 
 unlock:
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 
 	return ret;
 }
@@ -1604,7 +1615,7 @@ static int dpool_migrate_used_pages(struct dynamic_pool *dpool)
 	int range_cnt = dpool->range_cnt;
 	int i;
 
-	spin_lock(&dpool->lock);
+	spin_lock_irq(&dpool->lock);
 
 	dpool->nr_poisoned_pages = 0;
 	for (i = 0; i < range_cnt; i++) {
@@ -1615,11 +1626,11 @@ static int dpool_migrate_used_pages(struct dynamic_pool *dpool)
 			struct page *page = pfn_to_page(pfn);
 
 			/* Unlock and try migration. */
-			spin_unlock(&dpool->lock);
+			spin_unlock_irq(&dpool->lock);
 			cond_resched();
 
 			if (PageDpool(page)) {
-				spin_lock(&dpool->lock);
+				spin_lock_irq(&dpool->lock);
 				continue;
 			}
 
@@ -1628,11 +1639,11 @@ static int dpool_migrate_used_pages(struct dynamic_pool *dpool)
 
 			lru_add_drain_all();
 			do_migrate_range(pfn, pfn + 1);
-			spin_lock(&dpool->lock);
+			spin_lock_irq(&dpool->lock);
 		}
 	}
 
-	spin_unlock(&dpool->lock);
+	spin_unlock_irq(&dpool->lock);
 
 	return 0;
 }
@@ -1696,6 +1707,7 @@ void dynamic_pool_show_meminfo(struct seq_file *m)
 	struct pages_pool *pool;
 	unsigned long free_pages = 0;
 	long used_pages = 0;
+	unsigned long flags;
 
 	if (!dpool_enabled || !enable_dpagelist)
 		return;
@@ -1706,11 +1718,11 @@ void dynamic_pool_show_meminfo(struct seq_file *m)
 
 	pool = &dpool->pool[PAGES_POOL_4K];
 	dpool_disable_pcp_pool(dpool, false);
-	spin_lock(&dpool->lock);
+	spin_lock_irqsave(&dpool->lock, flags);
 	dpool_sum_pcp_pool(dpool, &free_pages, &used_pages);
 	free_pages += pool->free_pages;
 	used_pages += pool->used_pages;
-	spin_unlock(&dpool->lock);
+	spin_unlock_irqrestore(&dpool->lock, flags);
 	dpool_enable_pcp_pool(dpool);
 
 out:
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 0d36485728989177c30aef98bb97ad1a66282822..b45e35e8af2c53f48924f4559d043ee834156c35 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -3258,7 +3258,8 @@ struct folio *alloc_hugetlb_folio(struct vm_area_struct *vma,
 
 	spin_unlock_irq(&hugetlb_lock);
 
-	hugetlb_set_folio_subpool(folio, spool);
+	if (!page_from_dynamic_pool(folio_page(folio, 0)))
+		hugetlb_set_folio_subpool(folio, spool);
 
 	map_commit = vma_commit_reservation(h, vma, addr);
 	if (unlikely(map_chg > map_commit)) {
diff --git a/mm/migrate.c b/mm/migrate.c
index 1e88f81d23694618899890ab68f911fad9616263..f13c0fcb989c117bd7cd42687fe9414a68d1c573 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -50,6 +50,7 @@
 #include <linux/random.h>
 #include <linux/sched/sysctl.h>
 #include <linux/memory-tiers.h>
+#include <linux/dynamic_pool.h>
 
 #include <asm/tlbflush.h>
 
@@ -2009,6 +2010,9 @@ struct folio *alloc_migration_target(struct folio *src, unsigned long private)
 	if (folio_test_hugetlb(src)) {
 		struct hstate *h = folio_hstate(src);
 
+		if (page_in_dynamic_pool(folio_page(src, 0)))
+			return NULL;
+
 		gfp_mask = htlb_modify_alloc_mask(h, gfp_mask);
 		return alloc_hugetlb_folio_nodemask(h, nid,
 						mtc->nmask, gfp_mask);
@@ -2525,6 +2529,9 @@ static int numamigrate_isolate_folio(pg_data_t *pgdat, struct folio *folio)
 		return 0;
 	}
 
+	if (page_in_dynamic_pool(folio_page(folio, 0)))
+		return 0;
+
 	if (!folio_isolate_lru(folio))
 		return 0;
 
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index b063dd0d456dc826895c3bacb09aa9a697f4af9f..815b0c0212fd68443acc8724887065d195c959d7 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4098,6 +4098,17 @@ static inline void mem_reliable_fallback_slowpath(gfp_t gfp_mask,
 		return;
 	}
 }
+
+static inline bool mem_reliable_fallback_dpool(gfp_t gfp_mask, unsigned int order)
+{
+	if (!reliable_allow_fb_enabled())
+		return false;
+
+	if (!(gfp_mask & GFP_RELIABLE))
+		return false;
+
+	return dynamic_pool_should_alloc(gfp_mask & ~GFP_RELIABLE, order);
+}
 #else
 static inline struct zone *mem_reliable_fallback_zone(gfp_t gfp_mask,
 						      struct alloc_context *ac)
@@ -4106,6 +4117,10 @@ static inline struct zone *mem_reliable_fallback_zone(gfp_t gfp_mask,
 }
 static inline void mem_reliable_fallback_slowpath(gfp_t gfp_mask,
 						  struct alloc_context *ac) {}
+static inline bool mem_reliable_fallback_dpool(gfp_t gfp_mask, unsigned int order)
+{
+	return false;
+}
 #endif
 
 static inline struct page *
@@ -4765,6 +4780,18 @@ struct page *__alloc_pages(gfp_t gfp, unsigned int order, int preferred_nid,
 	if (likely(page))
 		goto out;
 
+	/*
+	 * Fallback to dpool if mirrored momory is not enough.
+	 *
+	 * Kswapd and driect reclaim will not be trigger, since the later
+	 * normal memory allocation can trigger this, there is no problem
+	 * here.
+	 */
+	if (mem_reliable_fallback_dpool(gfp, order)) {
+		gfp &= ~GFP_RELIABLE;
+		goto retry;
+	}
+
 	alloc_gfp = gfp;
 	ac.spread_dirty_pages = false;
 
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index bcf99ba747a05aa9e0015ab431fba20c768d7c29..fefc8a9269447a077c6cf2b2aab01a1fbb046503 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -10,6 +10,7 @@
 #include <linux/hugetlb.h>
 #include <linux/page_owner.h>
 #include <linux/migrate.h>
+#include <linux/dynamic_pool.h>
 #include "internal.h"
 
 #define CREATE_TRACE_POINTS
@@ -329,6 +330,9 @@ static int isolate_single_pageblock(unsigned long boundary_pfn, int flags,
 	start_pfn  = max(ALIGN_DOWN(isolate_pageblock, MAX_ORDER_NR_PAGES),
 				      zone->zone_start_pfn);
 
+	if (page_in_dynamic_pool(pfn_to_page(isolate_pageblock)))
+		return -EBUSY;
+
 	if (skip_isolation) {
 		int mt __maybe_unused = get_pageblock_migratetype(pfn_to_page(isolate_pageblock));
 
@@ -558,8 +562,9 @@ int start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,
 	     pfn < isolate_end - pageblock_nr_pages;
 	     pfn += pageblock_nr_pages) {
 		page = __first_valid_page(pfn, pageblock_nr_pages);
-		if (page && set_migratetype_isolate(page, migratetype, flags,
-					start_pfn, end_pfn)) {
+		if (page && (page_in_dynamic_pool(page) ||
+			    set_migratetype_isolate(page, migratetype, flags,
+					start_pfn, end_pfn))) {
 			undo_isolate_page_range(isolate_start, pfn, migratetype);
 			unset_migratetype_isolate(
 				pfn_to_page(isolate_end - pageblock_nr_pages),