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Message-ID: <20070131103448.GB19640@elf.ucw.cz> Date: Wed, 31 Jan 2007 11:34:48 +0100 From: Pavel Machek <pavel@....cz> To: Matthew Garrett <mjg59@...f.ucam.org> Cc: Andrew Morton <akpm@...l.org>, David Brownell <david-b@...bell.net>, Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] Fix /sys/device/.../power/state regression Hi! > > Change breaking that was 'introduce suspend early to fix suspend on > > mac mini', by Linus, IIRC. So no, it is not easy to revert this one. > > But it's easy to fix it. Either drivers need suspend routines that Yes, that's right. It is easy to fix, but not as easy as "just revert". > called without interrupts enabled, or they don't. The current situation > is that the interface is broken regardless of which is the case - the > situation with the patch is that the interface only stops working for > drivers that need the suspend routine to be called with disabled > interrupts. ...unfortunately that patch was pretty ugly, and it still does not solve the "will it oops when I try to use it" part of problem. (Thanks for your ipw2100 runtime pm work, btw). Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - 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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