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    SubjectRe: [PATCH] add some drop_caches documentation and info messsge
    On 10/12/2012 05:57 AM, Michal Hocko wrote:
    > I would like to resurrect the following Dave's patch. The last time it
    > has been posted was here https://lkml.org/lkml/2010/9/16/250 and there
    > didn't seem to be any strong opposition.
    > Kosaki was worried about possible excessive logging when somebody drops
    > caches too often (but then he claimed he didn't have a strong opinion
    > on that) but I would say opposite. If somebody does that then I would
    > really like to know that from the log when supporting a system because
    > it almost for sure means that there is something fishy going on. It is
    > also worth mentioning that only root can write drop caches so this is
    > not an flooding attack vector.

    Just read through the patch again. Still looks great to me.

    Thanks for bringing it up again, Michal!



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