> If you do INVARIANTS + WITNESS + WITNESS_SKIPSPIN, that should be good. > WITNESS does a number of things, including tracking (and being judgemental > about) lock order. One nice side effect of that tracking is that we keep > track of a lot more lock state explicitly, so DDB's "show allocks", "show > locks", etc, commands can build on that. "show lockedvnods" works without > WITNESS, though, so your results so far suggest this is likely not related to > vnode locking.
Right, I've gone back to my DEBUG kernel which has a lot of options in it, including all the above. It has locked almost immediately luckily, so now I have it sitting at the debugger prompt. The output from 'show alllocks' is here: http://toybox.twisted.org.uk/~pete/71_show_alllocks.png Which of these are worth tracing ? -pte. _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
