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Date: Thu, 13 Sep 2007 16:31:56 -0400 (EDT) From: Alan Stern <stern@...land.harvard.edu> To: Adrian Bunk <bunk@...nel.org> cc: Greg KH <gregkh@...e.de>, Linus Torvalds <torvalds@...l.org>, Andrew Morton <akpm@...l.org>, <linux-kernel@...r.kernel.org>, <linux-usb-devel@...ts.sourceforge.net>, Oliver Neukum <oneukum@...e.de> Subject: Re: [GIT PATCH] USB autosuspend fixes for 2.6.23-rc6 On Thu, 13 Sep 2007, Adrian Bunk wrote: > > Maybe you're concerned about propagating updates as painlessly as > > possible -- if the whitelist is in the kernel then every kernel release > > would include an update. But in userspace it's possible to do updates > > even more quickly and painlessly. For example, there could be a > > network server available for both interactive lookups and automatic > > queries from HAL. > >... > > No, what I'm concerned about is that this would require userspace for > something that is completely in-kernel. But it isn't completely in-kernel. It is policy, and policy belongs in userspace. The kernel provides the mechanism for autosuspending idle devices and setting the idle-delay length. But userspace must be responsible for deciding what devices to autosuspend and how long the idle delays should be. Alan Stern - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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