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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: >On 3/30/18, 2:23 PM, "Bjorn Helgaas" wrote: > >On Fri, Mar 30, 2018 at 07:35:04PM +0000, Sridhar Pitchai wrote: > >commit 4a9b0933bdfc ("PCI: hv: Use device serial number as PCI > >domain") need to be reverted. Also, we no longer need it as commit > >4a1626dd233e ("netvsc: transparent VF management") remove the > >need for it. > >Do you mean 0c195567a8f6 ("netvsc: transparent VF management")? > >I don't see a 4a1626dd233e commit in Linus' tree. > That is right. sha should be 4a1626dd233e. >The connection between 0c195567a8f6 ("netvsc: transparent VF >management") and this Hyper-V domain ID issue is not clear to me at >all. But obviously I'm not a networking or a Hyper-V person. > >A hint in the changelog about what that connection is would be nice. > > >Revert commit 4a9b0933bdfc ("PCI: hv: Use device serial number as PCI > >domain") so we can reliably support multiple devices being assigned to > >a guest. > > > >This revert should only be backported to kernels that contain commit > >4a1626dd233e ("netvsc: transparent VF management"). > > > >Fixes: 4a9b0933bdfc ("PCI: hv: Use device serial number as PCI domain") > >Signed-off-by: Sridhar Pitchai > >Cc: stable@vger.kernel.org > >This backporting guidance is very confusing. > >4a9b0933bdfc ("PCI: hv: Use device serial number as PCI domain") >appeared in v4.11. > >0c195567a8f6 ("netvsc: transparent VF management") appeared in v4.14. > >The changelog and the "Fixes" tag both suggest that 4a9b0933bdfc was >flat-out buggy and should be reverted unconditionally. That would >mean this patch should be applied to v4.11 and later stable kernels. > >But the changelog also says "only revert 4a9b0933bdfc if you have >0c195567a8f6". That would mean this patch should only be applied to >v4.14 and later stable kernels. > >Which is it? You can answer in this thread if you want, but Lorenzo >will ultimately be looking for a v6 patch with a corrected changelog. It is the Case 1. We just need to revert 4a9b0933bdfc. I will remove the reference to 0c195567a8f6 altogether in the commit message. > >I think Lorenzo is out this week, but I suspect he'll look at it next >week. > >Bjorn I will send out the update patch version 6. Thanks, Sridhar Pitchai _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel