diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-06-22 22:32:04 +0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-06-22 22:32:04 +0400 |
| commit | 0e789314f8c0b50bd19bf08dc5624b9604d60183 (patch) | |
| tree | 64b6b9655e944284937f5eeff643f0754f35d0af /drivers/char/n_gsm.c | |
| parent | f5dec51172b81db226a23f309bc737ad021af35b (diff) | |
| parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) | |
| download | linux-0e789314f8c0b50bd19bf08dc5624b9604d60183.tar.xz | |
Merge commit 'v2.6.35-rc3' into for-linus
Diffstat (limited to 'drivers/char/n_gsm.c')
| -rw-r--r-- | drivers/char/n_gsm.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/n_gsm.c b/drivers/char/n_gsm.c index c4161d5e053d..e4089c432f15 100644 --- a/drivers/char/n_gsm.c +++ b/drivers/char/n_gsm.c @@ -904,9 +904,7 @@ static void gsm_dlci_data_sweep(struct gsm_mux *gsm) int len; /* Priority ordering: We should do priority with RR of the groups */ int i = 1; - unsigned long flags; - spin_lock_irqsave(&gsm->tx_lock, flags); while (i < NUM_DLCI) { struct gsm_dlci *dlci; @@ -927,7 +925,6 @@ static void gsm_dlci_data_sweep(struct gsm_mux *gsm) if (len == 0) i++; } - spin_unlock_irqrestore(&gsm->tx_lock, flags); } /** @@ -2230,12 +2227,16 @@ static int gsmld_open(struct tty_struct *tty) static void gsmld_write_wakeup(struct tty_struct *tty) { struct gsm_mux *gsm = tty->disc_data; + unsigned long flags; /* Queue poll */ clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); gsm_data_kick(gsm); - if (gsm->tx_bytes < TX_THRESH_LO) + if (gsm->tx_bytes < TX_THRESH_LO) { + spin_lock_irqsave(&gsm->tx_lock, flags); gsm_dlci_data_sweep(gsm); + spin_unlock_irqrestore(&gsm->tx_lock, flags); + } } /** |