Re: [ 12/37] block: fix request_queue->flags initialization
From: Ben Hutchings
Date: Fri Oct 19 2012 - 19:16:01 EST
On Thu, Oct 18, 2012 at 08:16:35PM -0700, Greg Kroah-Hartman wrote:
> 3.0-stable review patch. If anyone has any objections, please let me know.
> From: Tejun Heo <tj@xxxxxxxxxx>
> commit 60ea8226cbd5c8301f9a39edc574ddabcb8150e0 upstream.
> A queue newly allocated with blk_alloc_queue_node() has only
> QUEUE_FLAG_BYPASS set. For request-based drivers,
> blk_init_allocated_queue() is called and q->queue_flags is overwritten
> with QUEUE_FLAG_DEFAULT which doesn't include BYPASS even though the
> initial bypass is still in effect.
> In blk_init_allocated_queue(), or QUEUE_FLAG_DEFAULT to q->queue_flags
> instead of overwriting.
This is not needed, as there is no QUEUE_FLAG_BYPASS in 3.0.y.
We get into the habit of living before acquiring the habit of thinking.
- Albert Camus
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