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Date: Mon, 18 Sep 2017 15:59:55 +0200 From: Greg KH <gregkh@...uxfoundation.org> To: kys@...rosoft.com Cc: linux-kernel@...r.kernel.org, devel@...uxdriverproject.org, olaf@...fle.de, apw@...onical.com, vkuznets@...hat.com, jasowang@...hat.com, leann.ogasawara@...onical.com, marcelo.cerri@...onical.com, sthemmin@...rosoft.com Subject: Re: [PATCH V2 3/4] vmbus: add per-channel sysfs info On Sun, Sep 17, 2017 at 08:54:18PM -0700, kys@...hange.microsoft.com wrote: > From: Stephen Hemminger <stephen@...workplumber.org> > > This extends existing vmbus related sysfs structure to provide per-channel > state information. This is useful when diagnosing issues with multiple > queues in networking and storage. > > The existing sysfs only displayed information about the primary > channel. The one place it reported multiple channels was the > channel_vp_mapping file which violated the sysfs convention > of one value per file. > > Signed-off-by: Stephen Hemminger <sthemmin@...rosoft.com> > Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com> > --- > Documentation/ABI/stable/sysfs-bus-vmbus | 56 ++++++++++ > drivers/hv/channel_mgmt.c | 10 +- > drivers/hv/hyperv_vmbus.h | 2 + > drivers/hv/vmbus_drv.c | 185 +++++++++++++++++++++++++++++-- > include/linux/hyperv.h | 6 + > 5 files changed, 246 insertions(+), 13 deletions(-) Feels like a new feature to me, and not needed in 4.14-final. thanks, greg k-h
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