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authorSteven Whitehouse <steve@men-an-tol.chygwyn.com>2006-02-23 09:49:43 +0000
committerSteven Whitehouse <swhiteho@redhat.com>2006-02-23 09:49:43 +0000
commitd35462b4bb847b68321c55e95c926aa485aecce2 (patch)
treeb08e18bf6e672633402871ee763102fdb5e63229 /include/linux/tty_flip.h
parent91ffd7db71e7451f89941a8f428b4daa2a7c1e38 (diff)
parent9e956c2dac9bec602ed1ba29181b45ba6d2b6448 (diff)
Merge branch 'master'
Diffstat (limited to 'include/linux/tty_flip.h')
-rw-r--r--include/linux/tty_flip.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h
index be1400e82482..222faf97d5f9 100644
--- a/include/linux/tty_flip.h
+++ b/include/linux/tty_flip.h
@@ -17,7 +17,7 @@ _INLINE_ int tty_insert_flip_char(struct tty_struct *tty,
unsigned char ch, char flag)
{
struct tty_buffer *tb = tty->buf.tail;
- if (tb && tb->used < tb->size) {
+ if (tb && tb->active && tb->used < tb->size) {
tb->flag_buf_ptr[tb->used] = flag;
tb->char_buf_ptr[tb->used++] = ch;
return 1;
@@ -27,6 +27,13 @@ _INLINE_ int tty_insert_flip_char(struct tty_struct *tty,
_INLINE_ void tty_schedule_flip(struct tty_struct *tty)
{
+ unsigned long flags;
+ spin_lock_irqsave(&tty->buf.lock, flags);
+ if (tty->buf.tail != NULL) {
+ tty->buf.tail->active = 0;
+ tty->buf.tail->commit = tty->buf.tail->used;
+ }
+ spin_unlock_irqrestore(&tty->buf.lock, flags);
schedule_delayed_work(&tty->buf.work, 1);
}