Re: how to use the function copyout()

• Previous message: Julian Elischer: "Re: how to use the function copyout()"
• In reply to: Kamal R. Prasad: "Re: how to use the function copyout()"
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Date: Mon, 25 Jul 2005 17:13:40 -0600
To: kamalp@acm.org

Kamal R. Prasad wrote:

> Im not sure of the bug in your code, but you have got
> to assume that copyout() would fail if the user/kernel
> addr passed to it is not accessible.
>
> regards
> -kamal
>

The whole point of copyin and copyout is to deal with copying
to and from user virtual memory that might not be paged in at the
moment. Your statement thus makes little sense.

Scott

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• Previous message: Julian Elischer: "Re: how to use the function copyout()"
• In reply to: Kamal R. Prasad: "Re: how to use the function copyout()"
• Next in thread: Norbert Koch: "RE: how to use the function copyout()"
• Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

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