Andrew Morton wrote:
On Thu, 25 Jun 2009 16:50:51 -0400 (EDT) Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:THis patch disables autosuspend in the usbhid driver. Apparently too many people have bogus udev scripts that activate autosuspend for mice which can't support it properly. Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> --- Index: 2.6.30/drivers/hid/usbhid/hid-core.c =================================================================== --- 2.6.30.orig/drivers/hid/usbhid/hid-core.c +++ 2.6.30/drivers/hid/usbhid/hid-core.c @@ -1377,7 +1377,8 @@ static struct usb_driver hid_driver = { .pre_reset = hid_pre_reset, .post_reset = hid_post_reset, .id_table = hid_usb_ids, - .supports_autosuspend = 1, +/* Disable this until bogus udev scripts aren't so widespread */ +/* .supports_autosuspend = 1, */ };mmmm.. a) we don't yet have enough data to know whether this is necessary b) the patch doesn't provide us a way of ever fixing things up. Is there any way in which the kernel can detect the problem and then emit a "hey, fix your junk" printk?
Right. Well then I guess I'll go tell laptop-mode to refrain from autosuspending my input devices...
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