RE: [PATCH] Drivers: hv: util: move waiting for release to hv_utils_transport itself

From	Dexuan Cui <decui@microsoft.com>
Newsgroups	linux.kernel
Subject	RE: [PATCH] Drivers: hv: util: move waiting for release to hv_utils_transport itself
Date	2017-03-02 13:50 +0100
Message-ID	<tgylc-2jr-7@gated-at.bofh.it> (permalink)
References	<tgylc-2jr-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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> From: Vitaly Kuznetsov [mailto:vkuznets@redhat.com]
> Sent: Thursday, March 2, 2017 17:48
> To: devel@linuxdriverproject.org
> Cc: linux-kernel@vger.kernel.org; KY Srinivasan <kys@microsoft.com>; Haiyang
> Zhang <haiyangz@microsoft.com>; Stephen Hemminger
> <sthemmin@microsoft.com>; Dexuan Cui <decui@microsoft.com>; Alex Ng (LIS)
> <alexng@microsoft.com>
> Subject: [PATCH] Drivers: hv: util: move waiting for release to hv_utils_transport
> itself
> 
> Waiting for release_event in all three drivers introduced issues on release
> as on_reset() hook is not always called. E.g. if the device was never
> opened we will never get the completion.
> 
> Move the waiting code to hvutil_transport_destroy() and make sure it is
> only called when the device is open. hvt->lock serialization should
> guarantee the absence of races.
> 
> Fixes: 5a66fecbf6aa ("Drivers: hv: util: kvp: Fix a rescind processing issue")
> Fixes: 20951c7535b5 ("Drivers: hv: util: Fcopy: Fix a rescind processing issue")
> Fixes: d77044d142e9 ("Drivers: hv: util: Backup: Fix a rescind processing issue")
> Reported-by: Dexuan Cui <decui@microsoft.com>
> Tested-by: Dexuan Cui <decui@microsoft.com>
> Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>

Acked-by: Dexuan Cui <decui@microsoft.com>

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RE: [PATCH] Drivers: hv: util: move waiting for release to  hv_utils_transport itself Dexuan Cui <decui@microsoft.com> - 2017-03-02 13:50 +0100

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