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Code Issues Releases Activity

Remember to decrement interrupt nesting level if leaving early

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(in the unlikely case we get a clock interrupt on a non-primary CPU).
This commit is contained in:
Matt Jacob 2000-10-30 04:18:54 +00:00
parent b5ccf8460b
commit 2170c2d960
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=67924
1 changed files with 1 additions and 0 deletions
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sys/alpha/alpha/interrupt.c
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@ -117,6 +117,7 @@ interrupt(a0, a1, a2, framep)
CTR0(KTR_INTR, "clock interrupt"); CTR0(KTR_INTR, "clock interrupt");
if (PCPU_GET(cpuno) != hwrpb->rpb_primary_cpu_id) { if (PCPU_GET(cpuno) != hwrpb->rpb_primary_cpu_id) {
CTR0(KTR_INTR, "ignoring clock on secondary"); CTR0(KTR_INTR, "ignoring clock on secondary");
atomic_subtract_int(&PCPU_GET(intr_nesting_level), 1);
return; return;
} }