ACK / APPLIED[artful]: [TXYZ] update ENA driver to version 1.2.0k

[Seth Forshee]

On Mon, Jul 03, 2017 at 02:00:57PM -0700, Kamal Mostafa wrote:
> BugLink: http://bugs.launchpad.net/bugs/1701575
> 
> Pull requests for [TXYZ] updating the Amazon ENA network driver to the
> latest upstream version (1.2.0k).
> 
> All cherry-picks from mainline and net-next, touching only the ENA driver --
> except that Trusty needs one additional lib commit from from mainline (a
> simple context backport):
> 
>  T--- 3464452 lib: devres: add a helper function for ioremap_wc
>  
>  ---Z b1669c9 net/ena: use napi_complete_done() return value
>  TXYZ 90a6c99 net: ena: remove superfluous check in ena_remove()
>  --YZ da6f4cf net/ena: switch to pci_alloc_irq_vectors
>  TXYZ a77c1aa net: ena: fix rare uncompleted admin command false alarm
>  ---Z 418df30 net: ena: fix bug that might cause hang after consecutive open/close interface.
>  TXYZ 2d2c600 net: ena: add missing return when ena_com_get_io_handlers() fails
>  TXYZ 661d2b0 net: ena: fix race condition between submit and completion admin command
>  TXYZ 0857d92 net: ena: add missing unmap bars on device removal
>  TXYZ a3af7c1 net: ena: fix theoretical Rx hang on low memory systems
>  TXYZ a2cc519 net: ena: disable admin msix while working in polling mode
>  TXYZ 800c55c net: ena: bug fix in lost tx packets detection mechanism
>  TXYZ e7ff7ef net: ena: update ena driver to version 1.1.7
>  TXYZ d149763 net: ena: change return value for unsupported features unsupported return value
>  TXYZ 82ef30f net: ena: add hardware hints capability to the driver
>  TXYZ 9175011 net: ena: change sizeof() argument to be the type pointer
>  TXYZ e2eed0e net: ena: add reset reason for each device FLR
>  TXYZ ad974ba net: ena: add support for out of order rx buffers refill
>  --YZ 0644368 net: ena: allow the driver to work with small number of msix vectors
>  -XYZ e745daf net: ena: use napi_schedule_irqoff when possible
>  TXYZ 4265114 net: ena: separate skb allocation to dedicated function
>  TXYZ 3ae5907 net: ena: use lower_32_bits()/upper_32_bits() to split dma address
>  TXYZ 11a9a46 net: ena: update driver's rx drop statistics
>  TXYZ 8523899 net: ena: update ena driver to version 1.2.0

I've only looked at the zesty updates. Based on those, the changes are
all cherry picks from upstream or net-next and affect only the ENA
driver.

Acked-by: Seth Forshee <seth.forshee at canonical.com>

I also applied relevent patches to artful/master-next and
unstable/master.