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time: fix diffus

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Matheus
2026-09-19 12:50:23 -03:00
parent c347afc761
commit 8d82a8fdf1
1 changed files with 14 additions and 3 deletions
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kernel-src/include/time.h
+14 -3
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@@ -32,9 +32,20 @@ static inline time_t timespec_diffms(timespec_t a, timespec_t b) {
}
static inline time_t timespec_diffus(timespec_t a, timespec_t b) {
time_t nsecdiff = abs(a.ns - b.ns);
time_t secdiff = abs(a.s - b.s);
return nsecdiff / 1000 + secdiff * 1000000;
if (a.s > b.s || (a.s == b.s && a.ns > b.ns)) {
timespec_t tmp = a;
a = b;
b = tmp;
}
time_t secdiff = b.s - a.s;
time_t nsecdiff = b.ns - a.ns;
if (nsecdiff < 0) {
secdiff--;
nsecdiff += 1000000000;
}
return secdiff * 1000000 + nsecdiff / 1000;
}
static inline time_t timespec_ns(timespec_t a) {