Messages in this thread | | | From | Bodo Eggert <> | Subject | Re: no way to swapoff a deleted swap file? | Date | Fri, 17 Oct 2008 10:20:22 +0200 |
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David Newall <davidn@davidnewall.com> wrote: > Hugh Dickins wrote: >> On Thu, 16 Oct 2008, Peter Zijlstra wrote:
>>> On Wed, 2008-10-15 at 17:21 -0300, Peter Cordes wrote: >>> >>>> I unlinked a swapfile without realizing I was still swapping on it.
[...]
> Me too. The kernel shouldn't protect the administrator against all > possible mistakes; and this mistake is one of them. Besides, who's to > say it's always a mistake? Somebody might want their swap file to have > zero links.
Somebody might want their swapfiles to have zero links, _and_ the possibility of doing swapoff. If you can do it by keeping some fds open to let /proc/pid/fd point to the files, I think it's OK.
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