diff options
| author |   Jon Cooper <jcooper@solarflare.com> | 2016-05-31 19:12:32 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-05-31 20:30:25 -0700 |
| commit | faf8dcc12c2780bfec61eb95e5ad74af2ff4f82f (patch) | |
| tree | adee8258023fae914198628fd0a31899ca88f5f7 /drivers/net/ethernet/sfc/net_driver.h | |
| parent | usbnet: smsc95xx: fix link detection for disabled autonegotiation (diff) | |
| download | linux-dev-faf8dcc12c2780bfec61eb95e5ad74af2ff4f82f.tar.xz linux-dev-faf8dcc12c2780bfec61eb95e5ad74af2ff4f82f.zip | |
sfc: Track RPS flow IDs per channel instead of per function
Otherwise we get confused when two flows on different channels get the
same flow ID.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/net_driver.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/net_driver.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index 38c422321cda..d13ddf9703ff 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -403,6 +403,8 @@ enum efx_sync_events_state { * @event_test_cpu: Last CPU to handle interrupt or test event for this channel * @irq_count: Number of IRQs since last adaptive moderation decision * @irq_mod_score: IRQ moderation score + * @rps_flow_id: Flow IDs of filters allocated for accelerated RFS, + * indexed by filter ID * @n_rx_tobe_disc: Count of RX_TOBE_DISC errors * @n_rx_ip_hdr_chksum_err: Count of RX IP header checksum errors * @n_rx_tcp_udp_chksum_err: Count of RX TCP and UDP checksum errors @@ -446,6 +448,8 @@ struct efx_channel { unsigned int irq_mod_score; #ifdef CONFIG_RFS_ACCEL unsigned int rfs_filters_added; +#define RPS_FLOW_ID_INVALID 0xFFFFFFFF + u32 *rps_flow_id; #endif unsigned n_rx_tobe_disc; @@ -889,9 +893,9 @@ struct vfdi_status; * @filter_sem: Filter table rw_semaphore, for freeing the table * @filter_lock: Filter table lock, for mere content changes * @filter_state: Architecture-dependent filter table state - * @rps_flow_id: Flow IDs of filters allocated for accelerated RFS, - * indexed by filter ID - * @rps_expire_index: Next index to check for expiry in @rps_flow_id + * @rps_expire_channel: Next channel to check for expiry + * @rps_expire_index: Next index to check for expiry in + * @rps_expire_channel's @rps_flow_id * @active_queues: Count of RX and TX queues that haven't been flushed and drained. * @rxq_flush_pending: Count of number of receive queues that need to be flushed. * Decremented when the efx_flush_rx_queue() is called. @@ -1035,7 +1039,7 @@ struct efx_nic { spinlock_t filter_lock; void *filter_state; #ifdef CONFIG_RFS_ACCEL - u32 *rps_flow_id; + unsigned int rps_expire_channel; unsigned int rps_expire_index; #endif |