On Linux x86, you can use a compare and swap operation to implement atomic locking. For example, a sample implementation for compare and swap on Linux x86 can be the following.

在Linux x86上，您可以使用一个compare和swap操作来实现原子锁。

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One disk for the operation system and the swap space.

一个磁盘用于操作系统和交换空间。

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With these high voltage systems, special design considerations must be taken into account for reliable operation during a 'Hot-Swap' event.

由于这些高压系统的缘故，我们在“热交换”事件过程中为了实现可靠的操作就必须进行特殊设计考虑。

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Citigroup and Legg Mason are said to be discussing a swap of the latter's broking operation for most of the former's asset-management business, because having the two compromises brokers' duty to their clients.

ECONOMIST: American securities regulation

As a result of that meeting, the Fed announced Operation Twist, a plan to swap shorter-maturity bonds for longer-dated instruments.

FORBES: Stocks Blow Off Bad Alcoa Earnings Giving Credence To Bull Market

Mr Mack has already noted Citigroup's recent swap of its asset-management arm for Legg Mason's brokerage operation.

ECONOMIST: Morgan Stanley