Re: [RFC][PATCH 3/5] add /dev/mem_notify device

[Pavel Machek]

Hi!

> the core of this patch series.
> add /dev/mem_notify device for notification low memory to user process.
> 
> <usage examle>
> 
>         fd = open("/dev/mem_notify", O_RDONLY);
>         if (fd < 0) {
>                 exit(1);
>         }
>         pollfds.fd = fd;
>         pollfds.events = POLLIN;
>         pollfds.revents = 0;
> 	err = poll(&pollfds, 1, -1); // wake up at low memory
> 
>         ...
> </usage example>

Nice, this is really needed for openmoko, zaurus, etc....

But this changelog needs to go into Documentation/...

...and /dev/mem_notify is really a bad name. /dev/memory_low?
/dev/oom?

									Pavel
-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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