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Re: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels()

From Greg KH <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject Re: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels()
Date 2016-12-01 21:40 +0100
Message-ID <sJGj7-1KM-25@gated-at.bofh.it> (permalink)
References <sJBCN-5Lz-9@gated-at.bofh.it> <sJBCN-5Lz-11@gated-at.bofh.it> <sJBCO-5Lz-37@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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?

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Thread

[PATCH 00/15] Drivers: hv: CPU management fixes and a new uio driver  kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
  [PATCH 01/15] Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 10/15] hv: switch to cpuhp state machine for synic init/cleanup kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 14/15] uio-hv-generic: new userspace i/o driver for VMBus kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 09/15] hv: change clockevents unbind tactics kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 15/15] Tools: hv: kvp: configurable external scripts path kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels() kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
      Re: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in  vmbus_free_channels() Greg KH <gregkh@linuxfoundation.org> - 2016-12-01 21:40 +0100
        RE: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in  vmbus_free_channels() KY Srinivasan <kys@microsoft.com> - 2016-12-02 07:30 +0100
    [PATCH 03/15] hyperv: Fix spelling of HV_UNKOWN kys@exchange.microsoft.com - 2016-12-01 16:40 +0100
    [PATCH 11/15] hv: make CPU offlining prevention fine-grained kys@exchange.microsoft.com - 2016-12-01 16:40 +0100

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