Re: [PATCH 01/13] PM: Add wake lock api.

Uli Luckas
2009-02-13T16:49:57Z

On Friday, 13. February 2009, Matthew Garrett wrote:
> Userland ABI would then be a single /dev/inhibit_suspend,
> with the counter being bumped each time an application opens it. It'll
> automatically be dropped if the application exits without cleaning up.
>
> This seems simpler and also avoids any arguments about the naming
> scheme. What am I missing?
Opening and closing an fd sounds like a lot of overhead. Taking and releasing
locks if going to be a called with very highg frequency. I'd go for an ioctl.

Uli

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