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38 lines
1.1 KiB
Diff
38 lines
1.1 KiB
Diff
From d2ce8690239f278f0e3c90c3f8a6e3a00700692e Mon Sep 17 00:00:00 2001
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From: Henrik Grimler <grimler@termux.dev>
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Date: Sun, 5 Feb 2023 09:14:50 +0100
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Subject: [PATCH 27/41] os: linux: add getloadavg implementation for android
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---
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src/hotspot/os/linux/os_linux.cpp | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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diff --git a/src/hotspot/os/linux/os_linux.cpp b/src/hotspot/os/linux/os_linux.cpp
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index 2637a1075d6..81b108c6169 100644
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--- a/src/hotspot/os/linux/os_linux.cpp
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+++ b/src/hotspot/os/linux/os_linux.cpp
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@@ -5300,7 +5300,20 @@ bool os::is_thread_cpu_time_supported() {
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// Linux doesn't yet have a (official) notion of processor sets,
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// so just return the system wide load average.
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int os::loadavg(double loadavg[], int nelem) {
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+#if defined(__ANDROID__) && __ANDROID_API__ < 29
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+ if (nelem < 0) return -1;
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+ if (nelem > 3) nelem = 3;
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+
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+ struct sysinfo si;
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+ if (sysinfo(&si) == -1) return -1;
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+
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+ for (int i = 0; i < nelem; ++i) {
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+ loadavg[i] = (double)(si.loads[i]) / (double)(1 << SI_LOAD_SHIFT);
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+ }
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+ return nelem;
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+#else
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return ::getloadavg(loadavg, nelem);
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+#endif
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}
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void os::pause() {
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--
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2.50.1
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