diff options
| author | Ben Hutchings <bhutchings@solarflare.com> | 2012-02-29 03:40:21 +0400 |
|---|---|---|
| committer | Ben Hutchings <bhutchings@solarflare.com> | 2012-03-06 22:14:15 +0400 |
| commit | dd40781e3a4e9d3177a548c389232ee9496dae8e (patch) | |
| tree | 6308028fab5fa47ec105eb77888e3cc8a59b4323 /drivers/net/ethernet/sfc/nic.c | |
| parent | eee6f6a9e0c83811de77a137989d4a3289e297cc (diff) | |
| download | linux-dd40781e3a4e9d3177a548c389232ee9496dae8e.tar.xz | |
sfc: Run event/IRQ self-test asynchronously when interface is brought up
Generate a test event on each event queue whenever the interface is
brought up, then after 1 second check that we have either handled a
test event or handled another IRQ for each event queue.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/sfc/nic.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/nic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sfc/nic.c b/drivers/net/ethernet/sfc/nic.c index 4c47b7569145..4a9a5beec8fc 100644 --- a/drivers/net/ethernet/sfc/nic.c +++ b/drivers/net/ethernet/sfc/nic.c @@ -1083,7 +1083,7 @@ efx_handle_generated_event(struct efx_channel *channel, efx_qword_t *event) code = _EFX_CHANNEL_MAGIC_CODE(magic); if (magic == EFX_CHANNEL_MAGIC_TEST(channel)) { - /* ignore */ + channel->event_test_cpu = raw_smp_processor_id(); } else if (rx_queue && magic == EFX_CHANNEL_MAGIC_FILL(rx_queue)) { /* The queue must be empty, so we won't receive any rx * events, so efx_process_channel() won't refill the @@ -1334,7 +1334,7 @@ void efx_nic_remove_eventq(struct efx_channel *channel) void efx_nic_event_test_start(struct efx_channel *channel) { - channel->last_irq_cpu = -1; + channel->event_test_cpu = -1; smp_wmb(); efx_magic_event(channel, EFX_CHANNEL_MAGIC_TEST(channel)); } |