This commit was manufactured by cvs2svn to create tag

[linux-2.6.git] / kernel / kmod.c

diff --git a/kernel/kmod.c b/kernel/kmod.c
index 41f2f9a..82bce02 100644 (file)
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -115,6 +115,29 @@ int request_module(const char *fmt, ...)
 EXPORT_SYMBOL(request_module);
 #endif /* CONFIG_KMOD */
 
+#ifdef CONFIG_HOTPLUG
+/*
+       hotplug path is set via /proc/sys
+       invoked by hotplug-aware bus drivers,
+       with call_usermodehelper
+
+       argv [0] = hotplug_path;
+       argv [1] = "usb", "scsi", "pci", "network", etc;
+       ... plus optional type-specific parameters
+       argv [n] = 0;
+
+       envp [*] = HOME, PATH; optional type-specific parameters
+
+       a hotplug bus should invoke this for device add/remove
+       events.  the command is expected to load drivers when
+       necessary, and may perform additional system setup.
+*/
+char hotplug_path[KMOD_PATH_LEN] = "/sbin/hotplug";
+
+EXPORT_SYMBOL(hotplug_path);
+
+#endif /* CONFIG_HOTPLUG */
+
 struct subprocess_info {
        struct completion *complete;
        char *path;