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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 17:14:38 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-12-09 17:14:38 +1100 |
| commit | bcd6acd51f3d4d1ada201e9bc5c40a31d6d80c71 (patch) | |
| tree | 2f6dffd2d3e4dd67355a224de7e7a960335a92fd /drivers/net/ppp_synctty.c | |
| parent | 11c34c7deaeeebcee342cbc35e1bb2a6711b2431 (diff) | |
| parent | 3ff6a468b45b5dfeb0e903e56f4eb27d34b2437c (diff) | |
Merge commit 'origin/master' into next
Conflicts:
include/linux/kvm.h
Diffstat (limited to 'drivers/net/ppp_synctty.c')
| -rw-r--r-- | drivers/net/ppp_synctty.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/net/ppp_synctty.c b/drivers/net/ppp_synctty.c index d2fa2db1358..3a13cecae3e 100644 --- a/drivers/net/ppp_synctty.c +++ b/drivers/net/ppp_synctty.c @@ -378,10 +378,7 @@ ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait) return 0; } -/* - * This can now be called from hard interrupt level as well - * as soft interrupt level or mainline. - */ +/* May sleep, don't call from interrupt level or with interrupts disabled */ static void ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf, char *cflags, int count) @@ -665,8 +662,8 @@ ppp_sync_push(struct syncppp *ap) } /* haven't made any progress */ spin_unlock_bh(&ap->xmit_lock); - if (!(test_bit(XMIT_WAKEUP, &ap->xmit_flags) - || (!tty_stuffed && ap->tpkt))) + if (!(test_bit(XMIT_WAKEUP, &ap->xmit_flags) || + (!tty_stuffed && ap->tpkt))) break; if (!spin_trylock_bh(&ap->xmit_lock)) break; |