> -----Original Message----- > From: Dexuan Cui <decui@xxxxxxxxxxxxx> > Sent: Wednesday, December 15, 2021 7:18 PM > To: davem@xxxxxxxxxxxxx; kuba@xxxxxxxxxx; gustavoars@xxxxxxxxxx; Haiyang Zhang > <haiyangz@xxxxxxxxxxxxx>; netdev@xxxxxxxxxxxxxxx > Cc: KY Srinivasan <kys@xxxxxxxxxxxxx>; stephen@xxxxxxxxxxxxxxxxxx; wei.liu@xxxxxxxxxx; > linux-kernel@xxxxxxxxxxxxxxx; linux-hyperv@xxxxxxxxxxxxxxx; Shachar Raindel > <shacharr@xxxxxxxxxxxxx>; Paul Rosswurm <paulros@xxxxxxxxxxxxx>; olaf@xxxxxxxxx; vkuznets > <vkuznets@xxxxxxxxxx>; Dexuan Cui <decui@xxxxxxxxxxxxx> > Subject: [PATCH net-next] net: mana: Add RX fencing > > RX fencing allows the driver to know that any prior change to the RQs has > finished, e.g. when the RQs are disabled/enabled or the hashkey/indirection > table are changed, RX fencing is required. > > Remove the previous workaround "ssleep(1)" and add the real support for > RX fencing as the PF driver supports the MANA_FENCE_RQ request now (any > old PF driver not supporting the request won't be used in production). > > Signed-off-by: Dexuan Cui <decui@xxxxxxxxxxxxx> > --- > drivers/net/ethernet/microsoft/mana/mana.h | 2 + > drivers/net/ethernet/microsoft/mana/mana_en.c | 69 +++++++++++++++++-- > 2 files changed, 66 insertions(+), 5 deletions(-) > Reviewed-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx> Thanks!
