On Mon, Sep 28, 2015 at 7:27 PM, Jens Axboe wrote:
> On 09/27/2015 02:44 PM, Roman Pen wrote:
>>
>> In case of several stacked block devices, which both were inited by
>> blk_init_queue call, you can catch the queue stuck, if first device
>> in stack makes bio submit being in a flush of a plug lis
On 09/27/2015 02:44 PM, Roman Pen wrote:
In case of several stacked block devices, which both were inited by
blk_init_queue call, you can catch the queue stuck, if first device
in stack makes bio submit being in a flush of a plug list.
Let's consider this regular scenario taking readahead into a
In case of several stacked block devices, which both were inited by
blk_init_queue call, you can catch the queue stuck, if first device
in stack makes bio submit being in a flush of a plug list.
Let's consider this regular scenario taking readahead into account
(readahead.c:read_pages):
1. Start
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