diff options
| author |   Edward Cree <ecree@solarflare.com> | 2019-11-22 17:57:40 +0000 |
|---|---|---|
| committer |   Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-11-22 17:50:55 -0800 |
| commit | 6fbc05e59163e66795a2bbdb4068abd7f7ae3510 (patch) | |
| tree | b80da262c1bf159e4325f574a1c76902669ad468 /drivers/net/ethernet/sfc/efx.c | |
| parent | sfc: add statistics for ARFS (diff) | |
| download | linux-dev-6fbc05e59163e66795a2bbdb4068abd7f7ae3510.tar.xz linux-dev-6fbc05e59163e66795a2bbdb4068abd7f7ae3510.zip | |
sfc: do ARFS expiry work occasionally even without NAPI poll
If there's no traffic on a channel, its ARFS expiry work will never get
scheduled by efx_poll() as that isn't being run.
So make efx_filter_rfs_expire() reschedule itself to run after 30 seconds.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/efx.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/efx.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 38d186b949be..992c773620ec 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -355,7 +355,7 @@ static int efx_poll(struct napi_struct *napi, int budget) #ifdef CONFIG_RFS_ACCEL /* Perhaps expire some ARFS filters */ - schedule_work(&channel->filter_work); + mod_delayed_work(system_wq, &channel->filter_work, 0); #endif /* There is no race here; although napi_disable() will @@ -487,7 +487,7 @@ efx_alloc_channel(struct efx_nic *efx, int i, struct efx_channel *old_channel) } #ifdef CONFIG_RFS_ACCEL - INIT_WORK(&channel->filter_work, efx_filter_rfs_expire); + INIT_DELAYED_WORK(&channel->filter_work, efx_filter_rfs_expire); #endif rx_queue = &channel->rx_queue; @@ -533,7 +533,7 @@ efx_copy_channel(const struct efx_channel *old_channel) memset(&rx_queue->rxd, 0, sizeof(rx_queue->rxd)); timer_setup(&rx_queue->slow_fill, efx_rx_slow_fill, 0); #ifdef CONFIG_RFS_ACCEL - INIT_WORK(&channel->filter_work, efx_filter_rfs_expire); + INIT_DELAYED_WORK(&channel->filter_work, efx_filter_rfs_expire); #endif return channel; @@ -1994,7 +1994,7 @@ static void efx_remove_filters(struct efx_nic *efx) struct efx_channel *channel; efx_for_each_channel(channel, efx) { - flush_work(&channel->filter_work); + cancel_delayed_work_sync(&channel->filter_work); kfree(channel->rps_flow_id); } #endif |