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WindowServer: Port threading to LibThread

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This commit is contained in:
Sergey Bugaev 2019-08-25 19:28:09 +03:00 • committed by Andreas Kling
parent 1ac7fedefe
commit 8d59b10022
5 changed files with 43 additions and 53 deletions
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43
Servers/WindowServer/WSCPUMonitor.cpp
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@ -9,26 +9,31 @@
#include <unistd.h>
WSCPUMonitor::WSCPUMonitor()
: m_thread([this] {
monitor();
return 0;
})
{
create_thread([](void* context) -> int {
auto& monitor = *(WSCPUMonitor*)context;
for (;;) {
static unsigned last_busy;
static unsigned last_idle;
unsigned busy;
unsigned idle;
monitor.get_cpu_usage(busy, idle);
unsigned busy_diff = busy - last_busy;
unsigned idle_diff = idle - last_idle;
last_busy = busy;
last_idle = idle;
float cpu = (float)busy_diff / (float)(busy_diff + idle_diff);
monitor.m_cpu_history.enqueue(cpu);
monitor.m_dirty = true;
sleep(1);
}
},
this);
m_thread.start();
}
void WSCPUMonitor::monitor()
{
for (;;) {
static unsigned last_busy;
static unsigned last_idle;
unsigned busy;
unsigned idle;
get_cpu_usage(busy, idle);
unsigned busy_diff = busy - last_busy;
unsigned idle_diff = idle - last_idle;
last_busy = busy;
last_idle = idle;
float cpu = (float)busy_diff / (float)(busy_diff + idle_diff);
m_cpu_history.enqueue(cpu);
m_dirty = true;
sleep(1);
}
}
void WSCPUMonitor::get_cpu_usage(unsigned& busy, unsigned& idle)