freebsd-nq/sys/cddl/dev
Andrew Turner aeca5b8bc9 Use the ARM unwinder with dtrace to extract the stack when asked. With this
dtrace is able to display a stack trace similar to the one below.

# dtrace -p 603 -n 'tcp:kernel::receive { stack(); }'
  0     70                         :receive
              kernel`ip_input+0x140
              kernel`netisr_dispatch_src+0xb8
              kernel`ether_demux+0x1c4
              kernel`ether_nh_input+0x3a8
              kernel`netisr_dispatch_src+0xb8
              kernel`ether_input+0x60
              kernel`cpsw_intr_rx+0xac
              kernel`intr_event_execute_handlers+0x128
              kernel`ithread_loop+0xb4
              kernel`fork_exit+0x84
              kernel`swi_exit
              kernel`swi_exit

Tested by:	gnn
Sponsored by:	ABT Systems Ltd
2015-02-19 12:20:21 +00:00
..
dtmalloc The dtmalloc provider uses the short description of a malloc type as the 2013-06-28 03:14:40 +00:00
dtrace Use the ARM unwinder with dtrace to extract the stack when asked. With this 2015-02-19 12:20:21 +00:00
fbt Clean up machine dependent code for DTrace on ARM. 2015-02-11 17:27:37 +00:00
lockstat Initial version of DTrace on ARM32. 2015-02-10 19:41:30 +00:00
profile Initial version of DTrace on ARM32. 2015-02-10 19:41:30 +00:00
sdt Allow creation of SDT probes from a module in which no providers are 2014-06-21 19:29:40 +00:00
systrace Ensure that all eight syscall arguments are available to dtrace_probe(), 2014-04-14 00:23:18 +00:00
prototype.c