[dpdk-stable] [PATCH] net/igb: fix LSC interrupt when using MSI-X

[Yongseok Koh]

> On Mar 15, 2019, at 12:09 PM, Player, Timmons <Timmons.Player at spirent.com> wrote:
> 
> [ backported from upstream commit 7f5c81d5689d4d1b4dce8279a6eb3318bddf1607 ]
> 
> Take the 'other interrupt' into account when setting up
> MSI-X interrupts and use the proper mask when enabling it.
> Also, rearm the MSI-X vector after the LSC interrupt fires.
> 
> This change allows both LSC and RXQ interrupts to work at
> the same time when using MSI-X interrupts.
> 
> Signed-off-by: Timmons C. Player <timmons.player at spirent.com>
> ---

applied to stable/17.11

Thanks,
Yongseok