diff --git a/Kernel/Memory/SharedInodeVMObject.cpp b/Kernel/Memory/SharedInodeVMObject.cpp
index 15ad1c39e2..9d31e82fc7 100644
--- a/Kernel/Memory/SharedInodeVMObject.cpp
+++ b/Kernel/Memory/SharedInodeVMObject.cpp
@@ -35,11 +35,13 @@ SharedInodeVMObject::SharedInodeVMObject(SharedInodeVMObject const& other)
 {
 }
 
-ErrorOr<void> SharedInodeVMObject::sync()
+ErrorOr<void> SharedInodeVMObject::sync(off_t offset_in_pages, size_t pages)
 {
     SpinlockLocker locker(m_lock);
 
-    for (size_t page_index = 0; page_index < page_count(); ++page_index) {
+    size_t highest_page_to_flush = min(page_count(), offset_in_pages + pages);
+
+    for (size_t page_index = offset_in_pages; page_index < highest_page_to_flush; ++page_index) {
         auto& physical_page = m_physical_pages[page_index];
         if (!physical_page)
             continue;
diff --git a/Kernel/Memory/SharedInodeVMObject.h b/Kernel/Memory/SharedInodeVMObject.h
index 81d6a93ca0..3a47c511ef 100644
--- a/Kernel/Memory/SharedInodeVMObject.h
+++ b/Kernel/Memory/SharedInodeVMObject.h
@@ -18,7 +18,7 @@ public:
     static ErrorOr<NonnullRefPtr<SharedInodeVMObject>> try_create_with_inode(Inode&);
     virtual ErrorOr<NonnullRefPtr<VMObject>> try_clone() override;
 
-    ErrorOr<void> sync();
+    ErrorOr<void> sync(off_t offset_in_pages = 0, size_t pages = -1);
 
 private:
     virtual bool is_shared_inode() const override { return true; }
diff --git a/Kernel/Syscalls/mmap.cpp b/Kernel/Syscalls/mmap.cpp
index 2a2ed149db..5e358cd171 100644
--- a/Kernel/Syscalls/mmap.cpp
+++ b/Kernel/Syscalls/mmap.cpp
@@ -616,8 +616,12 @@ ErrorOr<FlatPtr> Process::sys$msync(Userspace<void*> address, size_t size, int f
     if (!vmobject.is_shared_inode())
         return 0;
 
+    off_t offset = region->offset_in_vmobject() + address.ptr() - region->range().base().get();
+
     auto& inode_vmobject = static_cast<Memory::SharedInodeVMObject&>(vmobject);
-    TRY(inode_vmobject.sync());
+    // FIXME: Handle MS_ASYNC
+    TRY(inode_vmobject.sync(offset / PAGE_SIZE, size / PAGE_SIZE));
+    // FIXME: Handle MS_INVALIDATE
     // FIXME: If msync() causes any write to a file, the file's st_ctime and st_mtime fields shall be marked for update.
     return 0;
 }