The 3.18-rc7 prepatch is out. Linus seems happy enough, despite the persistent lockup problem that has defied all debugging attempts so far. “At the same time, with the holidays coming up, and the problem _not_ being a regression, I suspect that what will happen is that I’ll release 3.18 on time in a week, because delaying it will either mess up the merge window and the holiday season, or I’d have to delay it a *lot*.“
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