diff options
| author | Matthias Kaehlcke <matthias@kaehlcke.net> | 2008-02-15 20:56:59 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-02-29 15:37:17 -0500 |
| commit | f8139218b32e9a68fc6779fa0ce45c5078c23c8a (patch) | |
| tree | a469cc72903dc998fce586e27fed863ea3c81449 /drivers/net/wireless/prism54/isl_ioctl.c | |
| parent | 6f865c0ab9318cd4c357654e460cb4c9aaf23a92 (diff) | |
prism54: Convert stats_sem in a mutex
The semaphore stats_sem is used as mutex, convert it to the mutex API
Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
Acked-by: Luis R. Rodriguez <mcgrof@winlab.rutgers.edu>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/prism54/isl_ioctl.c')
| -rw-r--r-- | drivers/net/wireless/prism54/isl_ioctl.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/wireless/prism54/isl_ioctl.c b/drivers/net/wireless/prism54/isl_ioctl.c index df1594ea942..3fb6a7b5403 100644 --- a/drivers/net/wireless/prism54/isl_ioctl.c +++ b/drivers/net/wireless/prism54/isl_ioctl.c @@ -165,7 +165,7 @@ prism54_update_stats(struct work_struct *work) struct obj_bss bss, *bss2; union oid_res_t r; - down(&priv->stats_sem); + mutex_lock(&priv->stats_lock); /* Noise floor. * I'm not sure if the unit is dBm. @@ -207,7 +207,7 @@ prism54_update_stats(struct work_struct *work) mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r); priv->local_iwstatistics.discard.retries = r.u; - up(&priv->stats_sem); + mutex_unlock(&priv->stats_lock); return; } @@ -218,12 +218,12 @@ prism54_get_wireless_stats(struct net_device *ndev) islpci_private *priv = netdev_priv(ndev); /* If the stats are being updated return old data */ - if (down_trylock(&priv->stats_sem) == 0) { + if (mutex_trylock(&priv->stats_lock) == 0) { memcpy(&priv->iwstatistics, &priv->local_iwstatistics, sizeof (struct iw_statistics)); /* They won't be marked updated for the next time */ priv->local_iwstatistics.qual.updated = 0; - up(&priv->stats_sem); + mutex_unlock(&priv->stats_lock); } else priv->iwstatistics.qual.updated = 0; |