Re: [GIT PULL] Btrfs

From: Linus Torvalds
Date: Mon Mar 21 2016 - 21:17:01 EST

On Mon, Mar 21, 2016 at 5:24 PM, Chris Mason <clm@xxxxxx> wrote:
> I waited an extra day to send this one out because I hit a crash late
> last week with CONFIG_DEBUG_PAGEALLOC enabled (fixed in the top commit).

Hmm. If that commit helps, it will spit out a warning.

So is it actually fixed, or just hacked around to the point where you
don't get a page fault?

That WARN_ON_ONCE kind of implies it's a "this happens, but we don't know why".