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poll: rework timeout

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Matheus
2025-11-02 21:32:04 -03:00
parent c9d401f488
commit 3b6b5363ad
5 changed files with 36 additions and 23 deletions
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kernel-src/io/tty.c
+7 -8
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@@ -266,17 +266,16 @@ static int read(int minor, iovec_iterator_t *iovec_iterator, size_t size, uintma
error = poll_dowait(&desc, effectivetimeout);
if (error == 0 && (desc.event == NULL || (desc.event && desc.event->revents == 0))) {
// timed out!
poll_leave(&desc);
poll_destroydesc(&desc);
break;
}
poll_leave(&desc);
poll_destroydesc(&desc);
if (error == ETIMEDOUT) {
// this does not return an error on timeout.
// instead, it just returns the number of bytes read.
error = 0;
break;
}
if (error)
goto leave;
}