From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Bhaktipriya Shridhar
<bhaktipriya96-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] iommu/amd: Remove create_workqueue
Date: Mon, 20 Jun 2016 11:06:52 -0400 [thread overview]
Message-ID: <20160620150652.GW3262@mtj.duckdns.org> (raw)
In-Reply-To: <20160618082830.GA6631@Karyakshetra>
On Sat, Jun 18, 2016 at 01:58:30PM +0530, Bhaktipriya Shridhar wrote:
> alloc_workqueue replaces deprecated create_workqueue().
>
> A dedicated workqueue has been used since the workitem (viz
> &fault->work), is involved in IO page-fault handling.
> WQ_MEM_RECLAIM has been set to guarantee forward progress under memory
> pressure, which is a requirement here.
> Since there are only a fixed number of work items, explicit concurrency
> limit is unnecessary.
>
> Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Acked-by: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Thanks.
--
tejun
WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj@kernel.org>
To: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Cc: Joerg Roedel <joro@8bytes.org>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] iommu/amd: Remove create_workqueue
Date: Mon, 20 Jun 2016 11:06:52 -0400 [thread overview]
Message-ID: <20160620150652.GW3262@mtj.duckdns.org> (raw)
In-Reply-To: <20160618082830.GA6631@Karyakshetra>
On Sat, Jun 18, 2016 at 01:58:30PM +0530, Bhaktipriya Shridhar wrote:
> alloc_workqueue replaces deprecated create_workqueue().
>
> A dedicated workqueue has been used since the workitem (viz
> &fault->work), is involved in IO page-fault handling.
> WQ_MEM_RECLAIM has been set to guarantee forward progress under memory
> pressure, which is a requirement here.
> Since there are only a fixed number of work items, explicit concurrency
> limit is unnecessary.
>
> Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks.
--
tejun
next prev parent reply other threads:[~2016-06-20 15:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-18 8:28 [PATCH] iommu/amd: Remove create_workqueue Bhaktipriya Shridhar
2016-06-20 15:06 ` Tejun Heo [this message]
2016-06-20 15:06 ` Tejun Heo
2016-06-21 9:14 ` Joerg Roedel
2016-06-21 9:14 ` Joerg Roedel
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