cvs commit: src/sys/dev/fxp if_fxp.c if_fxpvar.h
gallatin at cs.duke.edu
Tue Apr 29 10:37:16 PDT 2003
Warner Losh [imp at FreeBSD.org] wrote:
> 2) Call FXP_UNLOCK() before calling bus_teardown_intr to avoid
> a possible deadlock reported by jhb.
> 3) add gone to the softc. Set it to true in detach.
> 5) Return immediately if gone is true in fxp_intr
My workstation has been up for ~5 hours now, and has seen 1.3 million
fxp interrupts. That's 1.3 million extra compares that this code
is now executing.
What is this deadlock with bus_teardown_intr? Could we possibly fix
this some other way than by adding (mostly) useless code to the
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