Adjust USB kthread priorities
John Baldwin
jhb at freebsd.org
Wed Jan 12 22:03:39 UTC 2011
Currently the USB kthreads created for each USB bus use hardware interrupt
priorities. I think this is wrong and that they should use software interrupt
priorities instead. This patch would do that:
--- //depot/projects/smpng/sys/dev/usb/usb_process.h 2009-08-25 21:12:15.000000000 0000
+++ //depot/user/jhb/socket/dev/usb/usb_process.h 2010-12-21 20:30:04.000000000 0000
@@ -27,11 +27,13 @@
#ifndef _USB_PROCESS_H_
#define _USB_PROCESS_H_
+#include <sys/interrupt.h>
#include <sys/priority.h>
+#include <sys/runq.h>
/* defines */
-#define USB_PRI_HIGH PI_NET
-#define USB_PRI_MED PI_DISK
+#define USB_PRI_HIGH PI_SWI(SWI_NET)
+#define USB_PRI_MED PI_SWI(SWI_CAMBIO)
#define USB_PROC_WAIT_TIMEOUT 2
#define USB_PROC_WAIT_DRAIN 1
--
John Baldwin
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