uhci_start() is executed one time during usb_add_hcd() call and by default UHCI frame list is allocated from atomic DMA pool.
Do non-atomic allocation of uhci->frame and free some space in coherent atomic DMA pool. Cc: Alan Stern <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> Signed-off-by: Vladimir Zapolskiy <[email protected]> --- drivers/usb/host/uhci-hcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c index 27f35e8..a7de8e8 100644 --- a/drivers/usb/host/uhci-hcd.c +++ b/drivers/usb/host/uhci-hcd.c @@ -591,7 +591,7 @@ static int uhci_start(struct usb_hcd *hcd) uhci->frame = dma_alloc_coherent(uhci_dev(uhci), UHCI_NUMFRAMES * sizeof(*uhci->frame), - &uhci->frame_dma_handle, 0); + &uhci->frame_dma_handle, GFP_KERNEL); if (!uhci->frame) { dev_err(uhci_dev(uhci), "unable to allocate consistent memory for frame list\n"); -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
