[PATCH 0/7] Fix an issue that makes r8169 fails to work after

[Stefan Bader]

On 23.05.2018 21:35, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1752772
> 
> [Impact]
> Ethernet r8169 stops working after system resumed from suspend.
> 
> [Test]
> User confirmed these patches fix the issue. r8169 continues to work
> after resume from suspend.
> 
> [Fix]
> Patch 6/7 is the commit that fixes the issue.
> Patch 7/7 fixes 6/7, also includes it.
> Patches [1-5]/7 are dependencies to make 6/7 a clean cherry-pick.
> Disabling WOL as default should be okay, here's the commit log:
> "
> Vast majority of users doesn't use WOL even if the BIOS enables it in
> the chip. And having WOL being active keeps the PHY(s) from powering
> down if being idle.
> If somebody needs WOL, he can enable it during boot, e.g. by
> configuring systemd.link/WakeOnLan.
> "
> 
> [Regression Potential]
> Medium. The fix is limited to one device, all patches are in mainline.
> The WOL default change might cause regression for users that depend on
> BIOS settings. We can advice them to use userspace tool (systemd,
> ethtool, etc.) instead.
> 
> Heiner Kallweit (7):
>   PCI: Add pcim_set_mwi(), a device-managed pci_set_mwi()
>   r8169: switch to device-managed functions in probe
>   r8169: remove netif_napi_del in probe error path
>   r8169: remove some WOL-related dead code
>   r8169: disable WOL per default
>   r8169: improve interrupt handling
>   r8169: fix interrupt number after adding support for MSI-X interrupts
> 
>  drivers/net/ethernet/realtek/r8169.c | 178 +++++++--------------------
>  drivers/pci/pci.c                    |  25 ++++
>  include/linux/pci.h                  |   1 +
>  3 files changed, 72 insertions(+), 132 deletions(-)
> 
Which kernel/series does this set target? Neither the submission nor the bug
report clearly say this.

-Stefan

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