diff options
Diffstat (limited to 'dev/ZKA/Sources/UserProcessScheduler.cxx')
| -rw-r--r-- | dev/ZKA/Sources/UserProcessScheduler.cxx | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/dev/ZKA/Sources/UserProcessScheduler.cxx b/dev/ZKA/Sources/UserProcessScheduler.cxx index 721bd02f..00f314d1 100644 --- a/dev/ZKA/Sources/UserProcessScheduler.cxx +++ b/dev/ZKA/Sources/UserProcessScheduler.cxx @@ -348,11 +348,6 @@ namespace Kernel continue; } } - else - { - // otherwise increment the P-time. - --process.PTime; - } } kcout << "Scheduled Process Count: " << number(process_index) << endl; @@ -390,15 +385,17 @@ namespace Kernel /// @retval false cannot be schedulded. bool UserProcessHelper::CanBeScheduled(const UserProcess& process) { - kcout << "Checking Status...\r"; + kcout << "Checking process status...\r"; if (process.Status == ProcessStatusKind::kFrozen || process.Status == ProcessStatusKind::kDead) return No; - kcout << "Checking PTime...\r"; + if (!process.Image && + process.Kind == UserProcess::kExeKind) + return No; - return process.PTime <= 0; + return Yes; } /** @@ -450,11 +447,15 @@ namespace Kernel PID prev_pid = UserProcessHelper::TheCurrentPID(); UserProcessHelper::TheCurrentPID() = new_pid; - bool ret = HardwareThreadScheduler::The()[index].Leak()->Switch(image_ptr, stack, frame_ptr); + auto prev_ptime = HardwareThreadScheduler::The()[index].Leak()->fPTime; + HardwareThreadScheduler::The()[index].Leak()->fPTime = UserProcessScheduler::The().CurrentTeam().AsArray()[new_pid].ProcessId; + Bool ret = HardwareThreadScheduler::The()[index].Leak()->Switch(image_ptr, stack, frame_ptr); if (!ret) { - UserProcessHelper::TheCurrentPID() = prev_pid; + HardwareThreadScheduler::The()[index].Leak()->fPTime = prev_ptime; + UserProcessHelper::TheCurrentPID() = prev_pid; + continue; } } |