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Groups > linux.kernel > #1536823

Re: [PATCH V2 07/15] hv: init percpu_list in hv_synic_alloc()

From Greg KH <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject Re: [PATCH V2 07/15] hv: init percpu_list in hv_synic_alloc()
Date 2016-12-06 11:20 +0100
Message-ID <sLl0R-L2-9@gated-at.bofh.it> (permalink)
References <sKno5-4RX-9@gated-at.bofh.it> <sKno5-4RX-11@gated-at.bofh.it> <sKnxL-4Vc-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Sat, Dec 03, 2016 at 12:34:34PM -0800, kys@exchange.microsoft.com wrote:
> From: Vitaly Kuznetsov <vkuznets@redhat.com>
> 
> Initializing hv_context.percpu_list in hv_synic_alloc() helps to prevent a
> crash in percpu_channel_enq() when not all CPUs were online during
> initialization and it naturally belongs there.
> 
> Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
> ---
>  drivers/hv/hv.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)

stable kernels?

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Thread

[PATCH V2 01/15] Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() kys@exchange.microsoft.com - 2016-12-03 19:40 +0100
  [PATCH V2 06/15] hv: allocate synic pages for all present CPUs kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
    Re: [PATCH V2 06/15] hv: allocate synic pages for all present CPUs Greg KH <gregkh@linuxfoundation.org> - 2016-12-06 11:20 +0100
  [PATCH V2 10/15] hv: make CPU offlining prevention fine-grained kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 03/15] Drivers: hv: vmbus: Prevent sending data on a rescinded channel kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 11/15] hv: don't reset hv_context.tsc_page on crash kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 07/15] hv: init percpu_list in hv_synic_alloc() kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
    Re: [PATCH V2 07/15] hv: init percpu_list in hv_synic_alloc() Greg KH <gregkh@linuxfoundation.org> - 2016-12-06 11:20 +0100
  [PATCH V2 15/15] hyperv: Add a function to detect if the device is a vmbus dev kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
    Re: [PATCH V2 15/15] hyperv: Add a function to detect if the device  is a vmbus dev Greg KH <gregkh@linuxfoundation.org> - 2016-12-06 12:00 +0100
      RE: [PATCH V2 15/15] hyperv: Add a function to detect if the device  is a vmbus dev KY Srinivasan <kys@microsoft.com> - 2016-12-06 16:20 +0100
  [PATCH V2 08/15] hv: change clockevents unbind tactics kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 05/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels() kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 09/15] hv: switch to cpuhp state machine for synic init/cleanup kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 14/15] Tools: hv: kvp: configurable external scripts path kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 12/15] vmbus: add support for dynamic device id's kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 13/15] uio-hv-generic: new userspace i/o driver for VMBus kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
  [PATCH V2 04/15] Drivers: hv: vmbus: Enhance the rescind callback functionality kys@exchange.microsoft.com - 2016-12-03 19:50 +0100
    Re: [PATCH V2 04/15] Drivers: hv: vmbus: Enhance the rescind  callback functionality Greg KH <gregkh@linuxfoundation.org> - 2016-12-06 11:10 +0100
  Re: [PATCH V2 01/15] Drivers: hv: vmbus: Raise retry/wait limits in  vmbus_post_msg() Greg KH <gregkh@linuxfoundation.org> - 2016-12-06 11:10 +0100

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