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Version: 1.0
For the complete Mojo documentation index, see llms.txt. Markdown versions of all pages are available by appending .md to any URL (e.g. /docs/manual/basics.md).

BlockingSpinLock

struct BlockingSpinLock

A basic locking implementation that uses an integer to represent the owner of the lock.

Fields​

  • ​counter (Atomic[DType.int64]): The atomic counter implementing the spin lock.

Implemented traits​

AnyType, Defaultable, ImplicitlyDestructible

comptime members​

UNLOCKED​

comptime UNLOCKED = -1

Non-zero means locked, -1 means unlocked.

Methods​

__init__​

__init__(out self)

Default constructor.

lock​

lock(mut self, owner: Int)

Acquires the lock.

Args:

  • ​owner (Int): The lock's owner (usually an address).

unlock​

unlock(mut self, owner: Int) -> Bool

Releases the lock.

Args:

  • ​owner (Int): The lock's owner (usually an address).

Returns:

Bool: The successful release of the lock.

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