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interrupt: fix ipl check

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Matheus
2023-05-04 19:36:15 -03:00
parent 5ddc944b29
commit 75671f1ca2
1 changed files with 2 additions and 2 deletions
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kernel-src/sys/interrupt.c
+2 -2
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@@ -54,7 +54,7 @@ isr_t *interrupt_allocate(void (*func)(isr_t *self, context_t *ctx), void (*eoi)
long interrupt_loweripl(long ipl) { long interrupt_loweripl(long ipl) {
bool oldintstatus = interrupt_set(false); bool oldintstatus = interrupt_set(false);
long oldipl = _cpu()->ipl; long oldipl = _cpu()->ipl;
if (oldipl > ipl) if (oldipl < ipl)
_cpu()->ipl = ipl; _cpu()->ipl = ipl;
interrupt_set(oldintstatus); interrupt_set(oldintstatus);
@@ -66,7 +66,7 @@ long interrupt_loweripl(long ipl) {
long interrupt_raiseipl(long ipl) { long interrupt_raiseipl(long ipl) {
bool oldintstatus = interrupt_set(false); bool oldintstatus = interrupt_set(false);
long oldipl = _cpu()->ipl; long oldipl = _cpu()->ipl;
if (oldipl < ipl) if (oldipl > ipl)
_cpu()->ipl = ipl; _cpu()->ipl = ipl;
interrupt_set(oldintstatus); interrupt_set(oldintstatus);
return oldipl; return oldipl;