feat: kernel: stability and performance improvements.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

4 files changed, 24 insertions, 6 deletions

diff --git a/src/kernel/HALKit/AMD64/HalApplicationProcessor.cc b/src/kernel/HALKit/AMD64/HalApplicationProcessor.cc
index 9286af57..0450c71c 100644
--- a/src/kernel/HALKit/AMD64/HalApplicationProcessor.cc
+++ b/src/kernel/HALKit/AMD64/HalApplicationProcessor.cc
@@ -123,6 +123,8 @@ EXTERN_C BOOL mp_register_task(HAL::StackFramePtr stack_frame, ThreadID thrdid)
   kHWThread[thrdid].mThreadID = thrdid;
   kHWThread[thrdid].mFramePtr = stack_frame;
 
+  hal_send_ipi_msg(thrdid, kAPICLocales[thrdid], kSMPInterrupt + 32);
+
   return YES;
 }
 
@@ -209,8 +211,6 @@ Void mp_init_cores(VoidPtr vendor_ptr) {
 
       entry_ptr += length;
     }
-
-    kSMPAware = kSMPCount > 1;
   }
 }
 }  // namespace Kernel::HAL
diff --git a/src/kernel/HALKit/AMD64/HalInterruptAPI.asm b/src/kernel/HALKit/AMD64/HalInterruptAPI.asm
index be8675f8..ada65474 100644
--- a/src/kernel/HALKit/AMD64/HalInterruptAPI.asm
+++ b/src/kernel/HALKit/AMD64/HalInterruptAPI.asm
@@ -193,6 +193,7 @@ IntNormal 31
 
 [extern idt_handle_scheduler]
 [extern kApicBaseAddress]
+[global __NE_INT_33]
 
 __NE_INT_32:
     cli
@@ -206,7 +207,6 @@ __NE_INT_32:
 
     o64 iret
 
-global __NE_INT_33
 __NE_INT_33:
     cli
 
diff --git a/src/kernel/HALKit/AMD64/HalKernelMain.cc b/src/kernel/HALKit/AMD64/HalKernelMain.cc
index cdf593cb..cf98a20a 100644
--- a/src/kernel/HALKit/AMD64/HalKernelMain.cc
+++ b/src/kernel/HALKit/AMD64/HalKernelMain.cc
@@ -149,6 +149,27 @@ EXTERN_C Kernel::Void hal_real_init(Kernel::Void) {
 
   if (ldr.IsLoaded()) rtl_create_user_process(ldr, UserProcess::ExecutableKind::kExecutableKind);
 
+  rtl_create_user_process(
+      []() {
+        while (YES)
+          ;
+      },
+      "idle");
+
+  rtl_create_user_process(
+      []() {
+        while (YES)
+          ;
+      },
+      "idle2");
+
+  rtl_create_user_process(
+      []() {
+        while (YES)
+          ;
+      },
+      "idle3");
+
   HAL::mp_init_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr);
 
   HAL::Register64 idt_reg;
diff --git a/src/kernel/src/BitMapMgr.cc b/src/kernel/src/BitMapMgr.cc
index 56c261c2..d9e8a869 100644
--- a/src/kernel/src/BitMapMgr.cc
+++ b/src/kernel/src/BitMapMgr.cc
@@ -50,7 +50,6 @@ namespace HAL {
         if (!page_ptr) return No;
 
         if (ptr_bit_set[kBitMapMagIdx] != kBitMapMagic) return No;
-        if (ptr_bit_set[kBitMapSizeIdx] > kBitMapMaxSz) return No;
 
         this->GetBitMapStatus(ptr_bit_set);
 
@@ -128,8 +127,6 @@ namespace HAL {
 
           UIntPtr raw_base = reinterpret_cast<UIntPtr>(base);
 
-          if (ptr_bit_set[kBitMapSizeIdx] > kBitMapMaxSz) return nullptr;
-
           UIntPtr offset = (ptr_bit_set[kBitMapMagIdx] != kBitMapMagic)
                                ? (size + pad)
                                : ptr_bit_set[kBitMapSizeIdx];