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<a href='../S/8.html#L509'>get_limit</a>         509 fs/exec.c        free_page_tables (get_base (current-&gt;ldt[1]), get_limit (0x0f));
<a href='../S/8.html#L510'>get_limit</a>         510 fs/exec.c        free_page_tables (get_base (current-&gt;ldt[2]), get_limit (0x17));
<a href='../S/67.html#L144'>get_limit</a>         144 kernel/exit.c    free_page_tables (get_base (current-&gt;ldt[1]), get_limit (0x0f));
<a href='../S/67.html#L145'>get_limit</a>         145 kernel/exit.c    free_page_tables (get_base (current-&gt;ldt[2]), get_limit (0x17));
<a href='../S/68.html#L61'>get_limit</a>          61 kernel/fork.c    code_limit = get_limit (0x0f);	// 取局部描述符表中代码段描述符项中段限长。
<a href='../S/68.html#L62'>get_limit</a>          62 kernel/fork.c    data_limit = get_limit (0x17);	// 取局部描述符表中数据段描述符项中段限长。
<a href='../S/79.html#L72'>get_limit</a>          72 kernel/traps.c 	printk("base: %p, limit: %p\n",get_base(current-&gt;ldt[1]),get_limit(0x17));
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