On Monday 30 May 2016 11:05 AM, David Miller wrote: > From: Elad Kanfi <elad...@mellanox.com> > Date: Thu, 26 May 2016 15:00:06 +0300 > >> From: Elad Kanfi <elad...@mellanox.com> >> >> Since NAPI works by shutting down event interrupts when theres >> work and turning them on when theres none, the net driver must >> make sure that interrupts are disabled when it reschedules polling. >> By calling napi_reschedule, the driver switches to polling mode, >> therefor there should be no interrupt interference. >> Any received packets will be handled in nps_enet_poll by polling the HW >> indication of received packet until all packets are handled. >> >> Signed-off-by: Elad Kanfi <elad...@mellanox.com> >> Acked-by: Noam Camus <noa...@mellanox.com> > > Applied. >
ARC osci platform in 4.6 currently have broken networking. This needs a stable backport to 4.6 Upstream 86651650d16a359e4 ("net: nps_enet: Disable interrupts before napi reschedule") Thx, -Vineet