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Groups > linux.kernel > #1451175
| From | Oliver Neukum <oneukum@suse.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue |
| Date | 2016-07-27 11:40 +0200 |
| Message-ID | <rZttL-5ZR-7@gated-at.bofh.it> (permalink) |
| References | <rZtk6-5Wg-27@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, 2016-07-27 at 14:50 +0530, Bhaktipriya Shridhar wrote: > The workqueue "workqueue" has multiple workitems which may require > ordering. Hence, a dedicated ordered workqueue has been used. > Since the workqueue is not being used on a memory reclaim path, > WQ_MEM_RECLAIM has not been set. That is incorrect. The work queue is used by the HCD to handle TDs, which are parts of basic IO. The HCD in turn is used by usb-storage and uas, which are block drivers and those are obviously used on the memory reclaim path. HTH Oliver
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[RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Bhaktipriya Shridhar <bhaktipriya96@gmail.com> - 2016-07-27 11:30 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Oliver Neukum <oneukum@suse.com> - 2016-07-27 11:40 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Tejun Heo <tj@kernel.org> - 2016-07-27 20:10 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Alan Stern <stern@rowland.harvard.edu> - 2016-07-27 21:00 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Tejun Heo <tj@kernel.org> - 2016-07-27 21:30 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Alan Stern <stern@rowland.harvard.edu> - 2016-07-27 22:50 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Tejun Heo <tj@kernel.org> - 2016-07-29 15:20 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-01 16:00 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Tejun Heo <tj@kernel.org> - 2016-08-01 16:30 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Alan Stern <stern@rowland.harvard.edu> - 2016-08-01 21:10 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-01 21:40 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Oliver Neukum <oneukum@suse.com> - 2016-08-02 10:20 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-02 10:40 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Oliver Neukum <oneukum@suse.com> - 2016-08-02 12:10 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-02 14:00 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Oliver Neukum <oneukum@suse.com> - 2016-08-02 15:40 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Tejun Heo <tj@kernel.org> - 2016-08-02 21:20 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-02 23:40 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Michal Hocko <mhocko@kernel.org> - 2016-08-02 16:00 +0200
Re: [RFC] usb: host: u132-hcd: Remove deprecated create_singlethread_workqueue Oliver Neukum <oneukum@suse.com> - 2016-08-02 19:20 +0200
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