Kernel: Add physical memory info to /proc/{pid}/meminfo

LibELF/LibELF/LoadableELF.cpp

@@ -201,6 +201,7 @@ namespace LibELF
 						return BAN::Error::from_errno(ENOMEM);
 
 					m_page_table.map_page_at(paddr, vaddr, flags);
+					m_physical_page_count++;
 
 					memset((void*)vaddr, 0x00, PAGE_SIZE);
 					
@@ -280,6 +281,7 @@ namespace LibELF
 						m_page_table.unmap_page(0);
 
 						new_page_table.map_page_at(paddr, start + i * PAGE_SIZE, flags);
+						elf->m_physical_page_count++;
 					}
 
 					break;

LibELF/include/LibELF/LoadableELF.h

@@ -34,6 +34,7 @@ namespace LibELF
 		BAN::ErrorOr<BAN::UniqPtr<LoadableELF>> clone(Kernel::PageTable&);
 
 		size_t virtual_page_count() const { return m_virtual_page_count; }
+		size_t physical_page_count() const { return m_physical_page_count; }
 
 	private:
 		LoadableELF(Kernel::PageTable&, BAN::RefPtr<Kernel::Inode>);
@@ -45,6 +46,7 @@ namespace LibELF
 		ElfNativeFileHeader					m_file_header;
 		BAN::Vector<ElfNativeProgramHeader>	m_program_headers;
 		size_t m_virtual_page_count = 0;
+		size_t m_physical_page_count = 0;
 	};
 
 }