From: Christoph Hellwig <hch@lst.de>
To: Johannes Thumshirn <jthumshirn@suse.de>
Cc: Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>,
Keith Busch <keith.busch@intel.com>,
Hannes Reinecke <hare@suse.de>,
Linux NVMe Mailinglist <linux-nvme@lists.infradead.org>,
Linux Kernel Mailinglist <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] nvme: make controller 'state' sysfs attribute pollable
Date: Wed, 20 Sep 2017 16:59:31 +0200 [thread overview]
Message-ID: <20170920145931.GA5208@lst.de> (raw)
In-Reply-To: <20170920104032.14014-1-jthumshirn@suse.de>
On Wed, Sep 20, 2017 at 12:40:32PM +0200, Johannes Thumshirn wrote:
> Notify sysfs about changes of a nvme controller so user-space can watch the
> file via poll() or select() in order to react to a state change.
Userspace has no business polling for the state.
next prev parent reply other threads:[~2017-09-20 14:59 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-20 10:40 [PATCH] nvme: make controller 'state' sysfs attribute pollable Johannes Thumshirn
2017-09-20 10:49 ` Sagi Grimberg
2017-09-20 14:59 ` Christoph Hellwig [this message]
2017-09-21 5:19 ` Johannes Thumshirn
2017-09-21 14:10 ` Christoph Hellwig
2017-09-25 5:37 ` Sagi Grimberg
2017-09-25 5:59 ` Hannes Reinecke
2017-09-25 7:09 ` Sagi Grimberg
2017-09-25 8:23 ` Hannes Reinecke
2017-09-25 12:52 ` Christoph Hellwig
2017-09-21 12:47 ` Guan Junxiong
2017-09-25 5:36 ` Sagi Grimberg
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