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Reduce number of passes in the scheduler by 2.

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This commit is contained in:
Andreas Kling 2018-11-07 22:24:20 +01:00
parent 39d2fcbbee
commit 440029c9d1
2 changed files with 23 additions and 16 deletions
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8
Kernel/Process.cpp
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@ -857,20 +857,24 @@ void Process::doHouseKeeping()
void Process::for_each(Function<bool(Process&)> callback)
{
ASSERT_INTERRUPTS_DISABLED();
for (auto* process = g_processes->head(); process; process = process->next()) {
for (auto* process = g_processes->head(); process;) {
auto* next_process = process->next();
if (!callback(*process))
break;
process = next_process;
}
}
void Process::for_each_in_pgrp(pid_t pgid, Function<bool(Process&)> callback)
{
ASSERT_INTERRUPTS_DISABLED();
for (auto* process = g_processes->head(); process; process = process->next()) {
for (auto* process = g_processes->head(); process;) {
auto* next_process = process->next();
if (process->pgid() == pgid) {
if (!callback(*process))
break;
}
process = next_process;
}
}