crash.types.page module

class crash.types.page.Page(obj: Value, pfn: int)

Bases: object

BITS_PER_LONG = -1

NODES_WIDTH = -1

PAGE_SHIFT = 12

PAGE_SIZE = 4096

PG_lru = -1

PG_slab = -1

PG_tail = -1

SECTIONS_PER_ROOT = -1

SECTION_SIZE_BITS = -1

ZONES_WIDTH = -1

compound_head() → Page

compound_head_name = None

directmap_base = 18446612132314218496

classmethod from_obj(page: Value) → Page

classmethod from_page_addr(addr: int) → Page

get_nid() → int

get_slab_cache() → Value

get_slab_page() → Value

get_zid() → int

is_anon() → bool

is_lru() → bool

is_slab() → bool

is_tail() → bool

pageflags: Dict[str, int] = {}

classmethod pfn_to_page(pfn: int) → Value

classmethod setup_directmap_base(symbol: Symbol) → None

classmethod setup_mem_section(gdbtype: Type) → None

classmethod setup_nodes_width(symbol: Symbol | MinSymbol) → None

Detect NODES_WITH from the in-kernel config table

Parameters:

symbol – The kernel_config_data symbol or minimal symbol. It is not used directly. It is used to determine whether the config data should be available.

classmethod setup_page_type(gdbtype: Type) → None

setup_page_type_done = False

classmethod setup_pageflags(gdbtype: Type) → None

setup_pageflags_done = False

classmethod setup_pageflags_finish() → None

setup_pageflags_finish_done = False

classmethod setup_vmemmap_base(symbol: Symbol) → None

classmethod setup_zone_type(gdbtype: Type) → None

slab_cache_name = None

slab_page_name = None

sparsemem = False

vmemmap: Value

vmemmap_base = 18446719884453740544

crash.types.page.for_each_page() → Iterable[Page]

crash.types.page.for_each_page_flag(flag: int) → Iterable[Page]

crash.types.page.for_each_struct_page_pfn() → Iterable[Tuple[Value, int]]

crash.types.page.page_addr(struct_page_addr: int) → int

crash.types.page.page_from_addr(addr: int) → Page

crash.types.page.page_from_gdb_obj(gdb_obj: Value) → Page

crash.types.page.pfn_to_page(pfn: int) → Page

crash.types.page.safe_page_from_page_addr(addr: int) → Page | None