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authorGreg Kroah-Hartman <gregkh@suse.de>2006-08-11 01:55:12 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2006-12-01 14:25:52 -0800
commitc066475e1fe3b3afbd613ddf5f1eca9be4fb6de0 (patch)
tree43d9d68fd1d57a3ae376d0d3fe22df32482715d3 /drivers/usb/core/Kconfig
parent958e8741bf9ff5d0f0b82b7cef578e96c764a288 (diff)
downloadop-kernel-dev-c066475e1fe3b3afbd613ddf5f1eca9be4fb6de0.zip
op-kernel-dev-c066475e1fe3b3afbd613ddf5f1eca9be4fb6de0.tar.gz
USB: create a new thread for every USB device found during the probe sequence
Might speed up some systems. If nothing else, a bad driver should not take the whole USB subsystem down with it. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core/Kconfig')
-rw-r--r--drivers/usb/core/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 6e3b535..f8324d8 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -72,6 +72,21 @@ config USB_SUSPEND
If you are unsure about this, say N here.
+config USB_MULTITHREAD_PROBE
+ bool "USB Multi-threaded probe (EXPERIMENTAL)"
+ depends on USB && EXPERIMENTAL
+ default n
+ help
+ Say Y here if you want the USB core to spawn a new thread for
+ every USB device that is probed. This can cause a small speedup
+ in boot times on systems with a lot of different USB devices.
+
+ This option should be safe to enable, but if any odd probing
+ problems are found, please disable it, or dynamically turn it
+ off in the /sys/module/usbcore/parameters/multithread_probe
+ file
+
+ When in doubt, say N.
config USB_OTG
bool
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