talexander
/
freebsd_amp_hwpstate
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- Wrap the IPI interrupt handler in #ifdef SMP. 

- Catch up to cpuno -> cpuid change.
- Add parens around a subexpression to quiet a warning.
This commit is contained in:
John Baldwin 2001-01-24 10:05:24 +00:00
parent 35d14e0f54
commit 8929eb2c88
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sys/alpha/alpha/interrupt.c
View File

@ -107,14 +107,16 @@ interrupt(a0, a1, a2, framep)
framep->tf_regs[FRAME_TRAPARG_A1] = a1;
framep->tf_regs[FRAME_TRAPARG_A2] = a2;
switch (a0) {
#ifdef SMP
case ALPHA_INTR_XPROC: /* interprocessor interrupt */
CTR0(KTR_INTR|KTR_SMP, "interprocessor interrupt");
smp_handle_ipi(framep); /* note: lock not taken */
break;
#endif
case ALPHA_INTR_CLOCK: /* clock interrupt */
CTR0(KTR_INTR, "clock interrupt");
if (PCPU_GET(cpuno) != hwrpb->rpb_primary_cpu_id) {
if (PCPU_GET(cpuid) != hwrpb->rpb_primary_cpu_id) {
CTR0(KTR_INTR, "ignoring clock on secondary");
atomic_subtract_int(&p->p_intr_nesting_level, 1);
return;
@ -530,7 +532,7 @@ alpha_dispatch_intr(void *frame, unsigned long vector)
* that this means that any fast interrupt handler must be MP safe.
*/
if (ithd->it_proc == NULL) {
KASSERT(ithd->it_ih->ih_flags & INTR_FAST != 0,
KASSERT((ithd->it_ih->ih_flags & INTR_FAST) != 0,
("threaded interrupt without a thread"));
KASSERT(ithd->it_ih->ih_next == NULL,
("fast interrupt with more than one handler"));