Messages in this thread | | | Date | Wed, 26 Jun 2019 10:38:57 -0400 (EDT) | From | Alan Stern <> | Subject | Re: [RFC] deadlock with flush_work() in UAS |
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On Wed, 26 Jun 2019, Oliver Neukum wrote:
> Am Montag, den 24.06.2019, 10:22 -0400 schrieb Alan Stern: > > But that pattern makes no sense; a driver would never use it. The > > driver would just do the reset itself. > > Correct. But UAS and storage themselves still need to use > WQ_MEM_RECLAIM for their workqueues, don't they?
Perhaps so for uas. usb-storage uses a work queue only for scanning targets, which doesn't interfere with the block I/O pathway.
Alan Stern
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