Thread (16 messages) flat view 16 messages, 6 authors, 2017-02-19

Re: [PATCH 0/3] pci/hotplug/pnv-php: More bug fixes

From: Bjorn Helgaas <helgaas@kernel.org>
Date: 2017-02-16 14:09:31
Also in: linux-pci

On Thu, Feb 16, 2017 at 10:22:31AM +1100, Gavin Shan wrote:
This series bases on the series: https://patchwork.ozlabs.org/patch/713513.
This series fixes couple of issues:

   * Remove WARN_ON() in pnv_php_put_slot(). The parent slot's refcount
     is decreased when releasing PCI slot. The parent slot can be NULL
     and no need to give a warning.
   * The MSI (or MSIx) could be enabled prior to load pnv-php.ko. A
     backtrace is thrown when phv-php.ko attempts to enable MSI again.
     PATCH[2/3] skips enabling surprise hotplug if MSI has been enabled
     by other driver.
   * PATCH[3/3] doesn't disable MSI that was enabled by other dirver.
     Also, the upstream port of the PCI slot is disabled when it's
     destroyed.

Gavin Shan (3):
  pci/hotplug/pnv-php: Remove WARN_ON() in pnv_php_put_slot()
  pci/hotplug/pnv-php: Disable surprise hotplug capability on conflicts
  pci/hotplug/pnv-php: Disable MSI and PCI device properly

 drivers/pci/hotplug/pnv_php.c | 32 +++++++++++++++++++++++---------
 1 file changed, 23 insertions(+), 9 deletions(-)
Since this is specific to pnv_php.c and depends on a previous series
applied by Michael, I assume he'll handle this series as well.
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