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SubjectRE: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels()
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> -----Original Message-----
> From: Greg KH [mailto:gregkh@linuxfoundation.org]
> Sent: Thursday, December 1, 2016 12:37 PM
> To: KY Srinivasan <kys@microsoft.com>
> Cc: linux-kernel@vger.kernel.org; devel@linuxdriverproject.org;
> olaf@aepfle.de; apw@canonical.com; vkuznets@redhat.com;
> jasowang@redhat.com; leann.ogasawara@canonical.com
> Subject: Re: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in
> vmbus_free_channels()
>
> On Thu, Dec 01, 2016 at 09:28:43AM -0800, kys@exchange.microsoft.com
> wrote:
> > From: Vitaly Kuznetsov <vkuznets@redhat.com>
> >
> > "kernel BUG at drivers/hv/channel_mgmt.c:350!" is observed when
> hv_vmbus
> > module is unloaded. BUG_ON() was introduced in commit 85d9aa705184
> > ("Drivers: hv: vmbus: add an API vmbus_hvsock_device_unregister()") as
> > vmbus_free_channels() codepath was apparently forgotten.
> >
> > Fixes: 85d9aa705184 ("Drivers: hv: vmbus: add an API
> vmbus_hvsock_device_unregister()")
> > Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
> > Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
> > ---
> > drivers/hv/channel_mgmt.c | 2 ++
> > 1 files changed, 2 insertions(+), 0 deletions(-)
>
> Shouldn't this go to stable kernels?

Yes; I will resubmit.

Regards,

K. Y

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