diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/s6-devd.html | 7 | ||||
| -rw-r--r-- | doc/s6-uevent-listener.html | 9 | ||||
| -rw-r--r-- | doc/s6-uevent-spawner.html | 2 |
3 files changed, 10 insertions, 8 deletions
diff --git a/doc/s6-devd.html b/doc/s6-devd.html index 60fee03..ddbff78 100644 --- a/doc/s6-devd.html +++ b/doc/s6-devd.html @@ -33,9 +33,10 @@ interface does. <li> s6-devd rewrites its command line into <tt><a href="s6-uevent-listener.html">s6-uevent-listener</a> <a href="s6-uevent-spawner.html">s6-uevent-spawner</a> <em>prog...</em></tt>, -dispatching its options to the appropriate program; then it execs into -this command line. </li> - <li> The <a href="s6-uevent-listener.html">s6-uevent-listener</a> +dispatching its options to the appropriate programs; then it execs into +this new command line. It does nothing else: it's just a wrapper. </li> + <li> The first executed program, +<a href="s6-uevent-listener.html">s6-uevent-listener</a>, will listen to the netlink and pass the events sequentially to <a href="s6-uevent-spawner.html">s6-uevent-spawner</a>, which will spawn a <em>prog...</em> helper for every event. </li> diff --git a/doc/s6-uevent-listener.html b/doc/s6-uevent-listener.html index 9050e9f..6e6d0ab 100644 --- a/doc/s6-uevent-listener.html +++ b/doc/s6-uevent-listener.html @@ -35,9 +35,9 @@ helper program's standard input, using a simple format. <em>prog</em>' stdin. </li> <li> s6-uevent-listener binds to the netlink interface and listens for hotplug events, as the <em>udev</em> program does. </li> - <li> It tranmits event information to <em>prog</em> via the pipe. </li> - <li> s6-uevent-listener, as well as <em>prog</em>, are long-lived programs. -When it receives a SIGTERM, s6-uevent-listener stops listening; it will + <li> It transmits event information to <em>prog</em> via the pipe. </li> + <li> s6-uevent-listener, like <em>prog</em>, is a long-lived program. +When it receives a SIGTERM, it stops listening; it will exit as soon as it has flushed its event queue to <em>prog</em>. </li> </ul> @@ -50,7 +50,8 @@ print warnings every time the netlink interface sends something unexpected. </li> <li> <tt>-b</tt> <em>kbufsz</em> : try and reserve a kernel buffer of <em>kbufsz</em> bytes for the netlink queue. Too large a buffer wastes kernel memory; -too small a buffer risks losing events. The default is 65536. </li> +too small a buffer risks losing events. The default is 65536 (which is on +the large side). </li> </ul> <h2> Protocol </h2> diff --git a/doc/s6-uevent-spawner.html b/doc/s6-uevent-spawner.html index e9be726..3fbb545 100644 --- a/doc/s6-uevent-spawner.html +++ b/doc/s6-uevent-spawner.html @@ -70,7 +70,7 @@ alive after <em>k</em> more milliseconds, s6-uevent-spawner yells and exits 99. <ul> <li> The <em>prog...</em> helper should be very short-lived, -even if you are not using the <tt>-t</tt> option to s6-devd. Since helpers are +even if you are not using the <tt>-t</tt> option. Since helpers are spawned sequentially, slow helpers can make events queue up and fill up buffers. </li> </ul> |