About task->used_math and TIF

To:	linux-mips@linux-mips.org
Subject:	About task->used_math and TIF_USEDFPU
From:	zhan rongkai <zhanrk@gmail.com>
Date:	Thu, 16 Dec 2004 16:06:12 +0800
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Reply-to:	zhan rongkai <zhanrk@gmail.com>
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hi all,

I am a little confused about the task_struct member 'used_math', and
thread_info flag TIF_USEDFPU.

What are their meaning, and what is the difference between them?

thanks.

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About task->used_math and TIF_USEDFPU