John Baldwin abd9053ee4 Blow away the panic mutex in favor of using a single atomic_cmpset() on a ... panic_cpu shared variable. I used a simple atomic operation here instead of a spin lock as it seemed to be excessive overhead. Also, this can avoid recursive panics if, for example, witness is broken.		2001-04-17 04:18:08 +00:00
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acpica	FreeBSD-specific OSD (operating system dependant) modules for the Intel	2000-10-28 06:56:15 +00:00
amd64	Blow away the panic mutex in favor of using a single atomic_cmpset() on a	2001-04-17 04:18:08 +00:00
conf	Turn on kernel debugging support (DDB, INVARIANTS, INVARIANT_SUPPORT, WITNESS)	2001-04-15 19:37:28 +00:00
include	Blow away the panic mutex in favor of using a single atomic_cmpset() on a	2001-04-17 04:18:08 +00:00
isa	People are still having problems with i586_* on UP machines and SMP	2001-04-13 17:14:53 +00:00
pci	Free the memory we get from devclass_get_devices and device_get_children.	2001-02-08 20:44:49 +00:00
Makefile	Update tags directive to reflect the new location of soft updates	2000-07-04 00:18:43 +00:00