Re: [PATCHSET] mempool, percpu, blkcg: fix percpu stat allocationand remove stats_lock

[Andrew Morton]

On Thu, 23 Feb 2012 14:30:38 -0800
Tejun Heo <tj@xxxxxxxxxx> wrote:

> This patchset is combination of the patchset "block, mempool, percpu:
> implement percpu mempool and fix blkcg percpu alloc deadlock" [1] and
> patches to remove blkg->stats_lock.

What's changed since last time?  I scanned the changelogs to see how
earlier issues were addressed and saw no mention of any of it.  eg, is
the code still deadlockable if the allocator is called with __GFP_WAIT?
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