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Re: [PATCH 2/2 block/for-linus] writeback: don't drain bdi_writeback_congested on bdi destruction

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On 07/01/2015 09:02 PM, Jon Christopherson wrote:
>
>
> On 07/01/2015 07:53 PM, Tejun Heo wrote:
>> 52ebea749aae ("writeback: make backing_dev_info host cgroup-specific
>> bdi_writebacks") made bdi (backing_dev_info) host per-cgroup wb's
>> (bdi_writeback's).  As the congested state needs to be per-wb and
>> referenced from blkcg side and multiple wbs, the patch made all
>> non-root cong's (bdi_writeback_congested's) reference counted and
>> indexed on bdi.
>>
> <snip>
>
> Thanks Tejun,
>
>      I have applied your patches and no longer see the behavior
> mentioned in the bug report. All is well!

Tejun, I'll pick them up, and Jon, I'll add your tested-by to the 
commit. Thanks!


-- 
Jens Axboe

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[PATCH 2/2 block/for-linus] writeback: don't drain  bdi_writeback_congested on bdi destruction Tejun Heo <tj@kernel.org> - 2015-07-02 03:00 +0200
  Re: [PATCH] tools/perf, rbtree: Add RCU wrappers to make rbtree.h  usable in user-space Tejun Heo <tj@kernel.org> - 2015-07-02 15:30 +0200
    Re: [PATCH] tools/perf, rbtree: Add RCU wrappers to make rbtree.h usable in user-space Rusty Russell <rusty@rustcorp.com.au> - 2015-07-03 02:40 +0200
      Re: [PATCH] tools/perf, rbtree: Add RCU wrappers to make rbtree.h  usable in user-space Jon Christopherson <jon@jons.org> - 2015-07-03 12:10 +0200
      Re: [PATCH] tools/perf, rbtree: Add RCU wrappers to make rbtree.h  usable in user-space Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-07-05 10:50 +0200
  Re: [PATCH 2/2 block/for-linus] writeback: don't drain bdi_writeback_congested  on bdi destruction Jens Axboe <axboe@kernel.dk> - 2015-07-02 16:10 +0200

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