diff options
author | iwasaki <iwasaki@FreeBSD.org> | 2008-01-27 16:06:37 +0000 |
---|---|---|
committer | iwasaki <iwasaki@FreeBSD.org> | 2008-01-27 16:06:37 +0000 |
commit | a9f086bbd3d0f139b7c5a606c20aecb2b0e028f9 (patch) | |
tree | af9de834c75802469cbcc48f619918a56a1b81b6 /sys/kern/subr_bus.c | |
parent | 25cf2e216ff4e0dc970ed281507d3823519260e7 (diff) | |
download | FreeBSD-src-a9f086bbd3d0f139b7c5a606c20aecb2b0e028f9.zip FreeBSD-src-a9f086bbd3d0f139b7c5a606c20aecb2b0e028f9.tar.gz |
Add devctl_process_running() so that power management system driver
can check whether devd(8) is running.
MFC after: 1 week
Diffstat (limited to 'sys/kern/subr_bus.c')
-rw-r--r-- | sys/kern/subr_bus.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/kern/subr_bus.c b/sys/kern/subr_bus.c index 89876d227..71924cc 100644 --- a/sys/kern/subr_bus.c +++ b/sys/kern/subr_bus.c @@ -509,6 +509,15 @@ devpoll(struct cdev *dev, int events, d_thread_t *td) } /** + * @brief Return whether the userland process is running + */ +boolean_t +devctl_process_running(void) +{ + return (devsoftc.async_proc != NULL); +} + +/** * @brief Queue data to be read from the devctl device * * Generic interface to queue data to the devctl device. It is |