Re: [RFC] 0/11 fanotify: fscking all notifiction and file accesssystem (intended for antivirus scanning and file indexers)

From: Alan Cox
Date: Sat Sep 27 2008 - 07:22:08 EST


> sending a message out for every READ/WRITE seems like it will generate a
> LOT of messages, and very few will be ones that anyone cares about.

On read there isn't much point anyway, on write if you simply send one,
save an event counter number and don't send another until the last one is
cleared it all works well. When the last event is cleared if another
event has occurred then the event counter will have changed so you know
to send one immediately, if the app doesn't want to receive them for a
while it can just hang onto the event for a minute or two before clearing
it.

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