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slab ¤

Commands for dealing with Linux kernel slab allocator. Currently, only SLUB is supported.

Some of the code here was inspired from NeatMonster/slabdbg Some of the code here was inspired from osandov/drgn

Functions:

Attributes:

parser module-attribute ¤

parser = ArgumentParser(
    description="Prints information about the linux kernel's slab allocator SLUB."
)

subparsers module-attribute ¤

subparsers = add_subparsers(dest='command')

parser_list module-attribute ¤

parser_list = add_parser(
    "list", description="List SLUB caches filtered by name."
)

parser_info module-attribute ¤

parser_info = add_parser('info', description='Dump information about a cache.')

parser_contains module-attribute ¤

parser_contains = add_parser(
    "contains", description="Get the cache for an address."
)

indent module-attribute ¤

indent = IndentContextManager()

slab ¤

slab(
    command: str,
    filter_: str | None = None,
    names: list[str] | None = None,
    verbose: bool = False,
    addresses: list[str] | None = None,
    cpu: int | None = None,
    node: int | None = None,
    partial: bool = False,
    active: bool = False,
) -> None

emphasize ¤

emphasize(s)

handle_next ¤

handle_next(curr: int, freelist: Freelist) -> str

freelist_desc ¤

freelist_desc(freelist: Freelist) -> str

print_slab ¤

print_slab(slab: Slab, verbose: bool) -> None

print_cpu_cache ¤

print_cpu_cache(
    cpu_cache: CpuCache, verbose: bool, active: bool, partial: bool
) -> None

print_node_cache ¤

print_node_cache(node_cache: NodeCache, verbose: bool) -> None

slab_info ¤

slab_info(
    name: str,
    verbose: bool,
    cpu: int | None,
    node: int | None,
    active: bool,
    partial: bool,
) -> None

slab_list ¤

slab_list(filter_) -> None

slab_contains ¤

slab_contains(address: str) -> None

prints the slab_cache associated with the provided address