From: hch@infradead.org (Christoph Hellwig)
Subject: [PATCH 4.15-rc 1/3] nvme-core: Don't set nvme_wq as MEM_RECLAIM
Date: Thu, 21 Dec 2017 02:17:41 -0800 [thread overview]
Message-ID: <20171221101741.GB17327@infradead.org> (raw)
In-Reply-To: <20171221100752.18386-2-sagi@grimberg.me>
On Thu, Dec 21, 2017@12:07:50PM +0200, Sagi Grimberg wrote:
> From: Roy Shterman <roys at lightbitslabs.com>
>
> nvme_wq is not a MEM_RECLAIM workqueue because it
> can allocate memory in some of the works it is executing.
But we need reset to work while in memory reclaim.
So instead we'll need to make sure whatever memory allocation required
(which ones, btw?) are marked GFP_NOIO.
next prev parent reply other threads:[~2017-12-21 10:17 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-21 10:07 [PATCH 4.15-rc 0/3] few fabrics fixes targeted to 4.15 Sagi Grimberg
2017-12-21 10:07 ` [PATCH 4.15-rc 1/3] nvme-core: Don't set nvme_wq as MEM_RECLAIM Sagi Grimberg
2017-12-21 10:17 ` Christoph Hellwig [this message]
2017-12-21 10:41 ` Sagi Grimberg
2017-12-21 13:00 ` Christoph Hellwig
2017-12-21 13:17 ` Sagi Grimberg
2017-12-21 13:54 ` Christoph Hellwig
2017-12-21 14:17 ` Sagi Grimberg
2017-12-29 9:35 ` Christoph Hellwig
2017-12-31 9:51 ` Sagi Grimberg
2017-12-21 10:07 ` [PATCH 4.15-rc 2/3] nvme-core/loop/rdma: Host delete_work and reset_work on system workqueues Sagi Grimberg
2017-12-21 10:25 ` Christoph Hellwig
2017-12-21 10:43 ` Sagi Grimberg
2017-12-21 13:00 ` Christoph Hellwig
2017-12-22 17:39 ` James Smart
2017-12-24 8:55 ` Sagi Grimberg
2017-12-21 10:07 ` [PATCH 4.15-rc 3/3] nvme-fabrics: Protect against module unload during create_ctrl Sagi Grimberg
2017-12-21 10:25 ` Christoph Hellwig
2017-12-21 18:31 ` Sagi Grimberg
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