From 8dced6873e7d2a89186ab1dc8f0cd05df672f674 Mon Sep 17 00:00:00 2001
From: Yuke Peng <pykfirst@gmail.com>
Date: Tue, 2 Dec 2025 10:25:47 +0800
Subject: [PATCH] frame: Add Reclaimable memory region to the `max_paddr`
 filter

---
 ostd/src/mm/frame/meta.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ostd/src/mm/frame/meta.rs b/ostd/src/mm/frame/meta.rs
index 29b5b367f..dd6cd7c2e 100644
--- a/ostd/src/mm/frame/meta.rs
+++ b/ostd/src/mm/frame/meta.rs
@@ -458,7 +458,12 @@ pub(crate) unsafe fn init() -> Segment<MetaPageMeta> {
         let regions = &crate::boot::EARLY_INFO.get().unwrap().memory_regions;
         regions
             .iter()
-            .filter(|r| r.typ() == MemoryRegionType::Usable)
+            .filter(|r| {
+                matches!(
+                    r.typ(),
+                    MemoryRegionType::Usable | MemoryRegionType::Reclaimable
+                )
+            })
             .map(|r| r.base() + r.len())
             .max()
             .unwrap()