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Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memory reclaim path

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From: Tejun Heo
Subject: Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memory reclaim path
Date: Monday, January 3, 2011 - 7:01 am

On Mon, Jan 03, 2011 at 01:58:27PM +0000, Steven Whitehouse wrote:

Ooh, I see.  Hmmm... maybe I've asked this before but do you really
need WQ_MEM_RECLAIM there?  Is dlm used during memory reclaim?

Thanks.

-- 
tejun
--
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[PATCHSET] workqueue: update workqueue users - replace cre ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 01/32] arm/omap: use system_wq in mailbox, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 02/32] powerpc/cell: use system_wq in cpufreq_spudemand, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 03/32] block: make kblockd_workqueue smarter, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 04/32] bio-integrity: mark kintegrityd_wq highpri a ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 05/32] crypto: mark crypto workqueues CPU_INTENSIVE, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 06/32] acpi: kacpi*_wq don't need WQ_MEM_RECLAIM, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 07/32] cpufreq: use system_wq instead of dedicated ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 08/32] drm/nouveau: use system_wq instead of dev_pr ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 09/32] drm/radeon: use system_wq instead of dev_pri ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 10/32] input/tps6507x-ts: use system_wq instead of ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 11/32] v4l/cx18: update workqueue usage, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 12/32] i2o: use alloc_workqueue() instead of create ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 13/32] misc/iwmc3200top: use system_wq instead of d ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 14/32] wireless/ipw2x00: use system_wq instead of d ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 15/32] wireless/libertas[_tf]: use system_wq instea ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 16/32] scsi/be2iscsi,qla2xxx: convert to alloc_work ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 17/32] scsi/ibmvstgt: use system_wq instead of vtgt ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 18/32] scsi/scsi_tgt_lib: scsi_tgtd isn't used in m ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 19/32] usb/ueagle-atm: use system_wq instead of ded ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 20/32] video/msm_fb: use system_wq instead of dedic ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 21/32] fs/aio: aio_wq isn't used in memory reclaim path, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 22/32] ceph: fsc->*_wq's aren't used in memory recl ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 23/32] net/ceph: make ceph_msgr_wq non-reentrant, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 24/32] dlm: dlm workqueues aren't used in memory re ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 25/32] ext4: convert to alloc_workqueue(), Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 26/32] ocfs2: use system_wq instead of ocfs2_quota_wq, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 27/32] reiserfs: make commit_wq use the default con ..., Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 28/32] xfs: convert to alloc_workqueue(), Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 29/32] net/9p: use system_wq instead of p9_mux_wq, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 30/32] net/9p: replace p9_poll_task with a work, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 31/32] rds/ib: use system_wq instead of rds_ib_fmr_wq, Tejun Heo, (Mon Jan 3, 6:49 am)
[PATCH 32/32] rxrpc: rxrpc_workqueue isn't used during mem ..., Tejun Heo, (Mon Jan 3, 6:49 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Steven Whitehouse, (Mon Jan 3, 6:58 am)
Re: [PATCH 03/32] block: make kblockd_workqueue smarter, Jens Axboe, (Mon Jan 3, 7:00 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Tejun Heo, (Mon Jan 3, 7:01 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Steven Whitehouse, (Mon Jan 3, 7:21 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Tejun Heo, (Mon Jan 3, 7:27 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Steven Whitehouse, (Mon Jan 3, 7:39 am)
Re: [PATCH 10/32] input/tps6507x-ts: use system_wq instead ..., Dan Carpenter, (Mon Jan 3, 7:39 am)
Re: [PATCH 24/32] dlm: dlm workqueues aren't used in memor ..., Tejun Heo, (Mon Jan 3, 7:44 am)
Re: [PATCH 10/32] input/tps6507x-ts: use system_wq instead ..., Todd Fischer, (Mon Jan 3, 9:34 am)
Re: [PATCH 20/32] video/msm_fb: use system_wq instead of d ..., Stanislaw Gruszka, (Mon Jan 3, 10:06 am)
Re: [PATCH 17/32] scsi/ibmvstgt: use system_wq instead of ..., Bart Van Assche, (Mon Jan 3, 10:45 am)
Re: [PATCH 23/32] net/ceph: make ceph_msgr_wq non-reentrant, Sage Weil, (Mon Jan 3, 10:58 am)
Re: [PATCH 22/32] ceph: fsc->*_wq's aren't used in memory ..., Sage Weil, (Mon Jan 3, 10:58 am)
Re: [PATCH 20/32] video/msm_fb: use system_wq instead of d ..., Daniel Walker, (Mon Jan 3, 11:10 am)
Re: [PATCH 01/32] arm/omap: use system_wq in mailbox, Kanigeri, Hari, (Mon Jan 3, 2:35 pm)
Re: [PATCH 11/32] v4l/cx18: update workqueue usage, Andy Walls, (Mon Jan 3, 5:54 pm)
Re: [PATCH 05/32] crypto: mark crypto workqueues CPU_INTENSIVE, Herbert Xu, (Mon Jan 3, 9:38 pm)
Re: [PATCH 17/32] scsi/ibmvstgt: use system_wq instead of ..., Tejun Heo, (Mon Jan 3, 10:20 pm)
Re: [PATCH 01/32] arm/omap: use system_wq in mailbox, Tejun Heo, (Mon Jan 3, 10:24 pm)
Re: [PATCH 11/32] v4l/cx18: update workqueue usage, Tejun Heo, (Tue Jan 4, 1:36 am)
Re: [PATCH 11/32] v4l/cx18: update workqueue usage, Andy Walls, (Tue Jan 4, 6:21 am)
Re: [PATCH 21/32] fs/aio: aio_wq isn't used in memory recl ..., Jeff Moyer, (Tue Jan 4, 8:56 am)