freebsd-dev/sys/amd64
Steve Passe 570dbb53e0 Eliminate frequent silo overflows by restoring the TEST_LOPRIO code.
This code was eliminated when the PEND_INTS algorithm was added.  But it was
discovered that PEND_INTS only worsen latency for FAST_INTR() routines,
which can't be marked pending.

Noticed & debugged by:	dave adkins <adkin003@gold.tc.umn.edu>
1997-08-04 17:31:43 +00:00
..
amd64 Eliminate frequent silo overflows by restoring the TEST_LOPRIO code. 1997-08-04 17:31:43 +00:00
conf Well, consensus seems very split on this so I talked it over with DG 1997-07-22 08:33:52 +00:00
include Eliminate frequent silo overflows by restoring the TEST_LOPRIO code. 1997-08-04 17:31:43 +00:00
isa Return to using disable/enable_intr() for guarding DMA register access. 1997-07-29 05:24:36 +00:00
pci
Makefile