From: hch@lst.de (Christoph Hellwig)
Subject: [PATCH v3] nvmet-rdma: Correctly handle RDMA device hot removal
Date: Tue, 2 Aug 2016 14:53:48 +0200 [thread overview]
Message-ID: <20160802125348.GE13235@lst.de> (raw)
In-Reply-To: <dc6286c3-a5c0-48a8-284d-f53b6830da22@grimberg.me>
On Tue, Aug 02, 2016@09:39:48AM +0300, Sagi Grimberg wrote:
> I'm not exactly sure what you mean. Do you mean placing
> cmpxchg in nvmet_rdma_device_removal()? To what we cmp
> when we want to xchg?
>
> Care to explain in a bit more detail?
Right, plain xchg() should be enough. E.g. do an xchg both
in the device removal handler and ->remove_port and only delete
the CM_ID if the caller was the one taking it out the private
data.
next prev parent reply other threads:[~2016-08-02 12:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-31 12:15 [PATCH v3] nvmet-rdma: Correctly handle RDMA device hot removal Sagi Grimberg
2016-08-01 11:15 ` Christoph Hellwig
2016-08-01 11:30 ` Sagi Grimberg
2016-08-01 15:50 ` Christoph Hellwig
2016-08-02 6:39 ` Sagi Grimberg
2016-08-02 12:53 ` Christoph Hellwig [this message]
2016-08-01 14:44 ` Bart Van Assche
2016-08-01 15:09 ` Bart Van Assche
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