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<tr><td align="center" background="/developerWorks/cn/i/bg-gold.gif" height="5"><b>内容:</b></td></tr>
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<tr><td><a href="#1">软中断概况</a></td></tr>
<tr><td><a href="#2">bottom half</a></td></tr>
<tr><td><a href="#3">task queue</a></td></tr>
<tr><td><a href="#4">tasklet</a></td></tr>
<tr><td><a href="#5">softirq</a></td></tr>
<tr><td><a href="#6">使用示例</a></td></tr>
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