Author: hselasky
Date: Thu Jan 3 14:27:51 2019
New Revision: 342730
URL: https://svnweb.freebsd.org/changeset/base/342730
Log:
Improve USB generic debug messages. Print process ID and name when opening
and closing usb/ugenX.Y character device nodes.
MFC after: 1 week
Sponsored by: Mellanox Technologies
Modified:
head/sys/dev/usb/usb_generic.c
Modified: head/sys/dev/usb/usb_generic.c
==============================================================================
--- head/sys/dev/usb/usb_generic.c Thu Jan 3 09:30:10 2019
(r342729)
+++ head/sys/dev/usb/usb_generic.c Thu Jan 3 14:27:51 2019
(r342730)
@@ -183,7 +183,8 @@ ugen_open(struct usb_fifo *f, int fflags)
struct usb_endpoint_descriptor *ed = ep->edesc;
uint8_t type;
- DPRINTFN(6, "flag=0x%x\n", fflags);
+ DPRINTFN(1, "flag=0x%x pid=%d name=%s\n", fflags,
+ curthread->td_proc->p_pid, curthread->td_proc->p_comm);
mtx_lock(f->priv_mtx);
switch (usbd_get_speed(f->udev)) {
@@ -213,7 +214,9 @@ ugen_open(struct usb_fifo *f, int fflags)
static void
ugen_close(struct usb_fifo *f, int fflags)
{
- DPRINTFN(6, "flag=0x%x\n", fflags);
+
+ DPRINTFN(1, "flag=0x%x pid=%d name=%s\n", fflags,
+ curthread->td_proc->p_pid, curthread->td_proc->p_comm);
/* cleanup */
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