diff options
| author | Edward Cree <ecree@solarflare.com> | 2015-05-27 13:14:01 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-05-27 13:54:51 -0400 |
| commit | e7fef9b45ae188066bb6eb3dde8310d33c2f7d5e (patch) | |
| tree | da1beb9d41e358b394c2ebd6ae3a3f756b5ffeb4 /drivers/net/ethernet/sfc/mcdi.c | |
| parent | 75aba2a52d955e6721b798600b115c9d73d8995c (diff) | |
| download | linux-e7fef9b45ae188066bb6eb3dde8310d33c2f7d5e.tar.bz2 | |
sfc: add sysfs entry to control MCDI tracing
MCDI tracing is enabled per-function with a sysfs file
/sys/class/net/<NET_DEV>/device/mcdi_logging
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/mcdi.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/mcdi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index 31eda3255966..dde7f901e16c 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -188,7 +188,7 @@ static void efx_mcdi_send_request(struct efx_nic *efx, unsigned cmd, } #ifdef CONFIG_SFC_MCDI_LOGGING - if (!WARN_ON_ONCE(!buf)) { + if (mcdi->logging_enabled && !WARN_ON_ONCE(!buf)) { int bytes = 0; int i; /* Lengths should always be a whole number of dwords, so scream @@ -274,7 +274,7 @@ static void efx_mcdi_read_response_header(struct efx_nic *efx) } #ifdef CONFIG_SFC_MCDI_LOGGING - if (!WARN_ON_ONCE(!buf)) { + if (mcdi->logging_enabled && !WARN_ON_ONCE(!buf)) { size_t hdr_len, data_len; int bytes = 0; int i; |