diff options
| author | fsmp <fsmp@FreeBSD.org> | 1997-08-29 17:58:30 +0000 |
|---|---|---|
| committer | fsmp <fsmp@FreeBSD.org> | 1997-08-29 17:58:30 +0000 |
| commit | 34c1430d68c91861bc693a5bbca3e1d6fe85587c (patch) | |
| tree | 70e143f6fd4bde32f2835a22d6bc610aca29ba8e /sys/i386/include/smptests.h | |
| parent | c063323c3ee5e28f098fae8c6d46fb551a934d10 (diff) | |
| download | FreeBSD-src-34c1430d68c91861bc693a5bbca3e1d6fe85587c.zip FreeBSD-src-34c1430d68c91861bc693a5bbca3e1d6fe85587c.tar.gz | |
Introduce FAST_HI option, ON by default.
This options allows a CPU that is blocked spinning for the giant lock
to process FAST_INTR() ISRs, eg. siointr().
Diffstat (limited to 'sys/i386/include/smptests.h')
| -rw-r--r-- | sys/i386/include/smptests.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/i386/include/smptests.h b/sys/i386/include/smptests.h index e3f7e90..f6b2ce9 100644 --- a/sys/i386/include/smptests.h +++ b/sys/i386/include/smptests.h @@ -22,7 +22,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: smptests.h,v 1.22 1997/08/21 04:48:45 smp Exp smp $ + * $Id: smptests.h,v 1.24 1997/08/29 07:23:37 smp Exp smp $ */ #ifndef _MACHINE_SMPTESTS_H_ @@ -35,6 +35,20 @@ /* + * Put FAST_INTR() ISRs at an APIC priority above the regular INTs. + * Allow the mp_lock() routines to handle FAST interrupts while spinning. + */ +#define FAST_HI + + +/* + * Regular INTerrupts without the giant lock, NOT READY YET!!! + * +#define INTR_SIMPLELOCK + */ + + +/* * Ignore the ipending bits when exiting FAST_INTR() routines. * *** |
