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authorArnd Bergmann <arnd@arndb.de>2010-06-01 22:53:05 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-10 13:47:43 -0700
commitbe1bc2889a4db4961ef69f47fb471ecae9f23ade (patch)
treefd6d5e46e69efd9d66e6baa184988461f608f49a /drivers/char/n_r3964.c
parent4e608671674b62e97166f903830d5553e37970e8 (diff)
downloadop-kernel-dev-be1bc2889a4db4961ef69f47fb471ecae9f23ade.zip
op-kernel-dev-be1bc2889a4db4961ef69f47fb471ecae9f23ade.tar.gz
tty: introduce wait_event_interruptible_tty
Calling wait_event_interruptible implicitly releases the BKL when it sleeps, but we need to do this explcitly when we have converted it to a mutex. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/char/n_r3964.c')
-rw-r--r--drivers/char/n_r3964.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/n_r3964.c b/drivers/char/n_r3964.c
index f4bd259..a98290d 100644
--- a/drivers/char/n_r3964.c
+++ b/drivers/char/n_r3964.c
@@ -1079,7 +1079,7 @@ static ssize_t r3964_read(struct tty_struct *tty, struct file *file,
goto unlock;
}
/* block until there is a message: */
- wait_event_interruptible(pInfo->read_wait,
+ wait_event_interruptible_tty(pInfo->read_wait,
(pMsg = remove_msg(pInfo, pClient)));
}
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