hotfix: a better hinting on non-returning spin function

[lunaix-os.git] / lunaix-os / kernel / process / process.c

diff --git a/lunaix-os/kernel/process/process.c b/lunaix-os/kernel/process/process.c
index 4e8fa0a90b6bb14c56d2355b1897488822858239..2407ecf1c2709348ee8283ececc18d53a5abea7f 100644 (file)
--- a/lunaix-os/kernel/process/process.c
+++ b/lunaix-os/kernel/process/process.c
@@ -1,4 +1,3 @@
-#include <arch/abi.h>

 #include <klibc/string.h>
 #include <lunaix/clock.h>
 #include <lunaix/common.h>
 #include <klibc/string.h>
 #include <lunaix/clock.h>
 #include <lunaix/common.h>


@@ -13,6 +12,9 @@
 #include <lunaix/syscall.h>
 #include <lunaix/syslog.h>
 
 #include <lunaix/syscall.h>
 #include <lunaix/syslog.h>
 

+#include <sys/abi.h>
+#include <sys/mm/mempart.h>
+

 LOG_MODULE("PROC")
 
 ptr_t
 LOG_MODULE("PROC")
 
 ptr_t


@@ -24,7 +26,7 @@ __dup_pagetable(pid_t pid, ptr_t mount_point)
     x86_page_table* ptd = (x86_page_table*)PG_MOUNT_1;
     x86_page_table* pptd = (x86_page_table*)(mount_point | (0x3FF << 12));
 
     x86_page_table* ptd = (x86_page_table*)PG_MOUNT_1;
     x86_page_table* pptd = (x86_page_table*)(mount_point | (0x3FF << 12));
 

-    size_t kspace_l1inx = L1_INDEX(KERNEL_MM_BASE);
+    size_t kspace_l1inx = L1_INDEX(KERNEL_EXEC);

 
     for (size_t i = 0; i < PG_MAX_ENTRIES - 1; i++) {
 
 
     for (size_t i = 0; i < PG_MAX_ENTRIES - 1; i++) {
 


@@ -63,7 +65,7 @@ __del_pagetable(pid_t pid, ptr_t mount_point)
     x86_page_table* pptd = (x86_page_table*)(mount_point | (0x3FF << 12));
 
     // only remove user address space
     x86_page_table* pptd = (x86_page_table*)(mount_point | (0x3FF << 12));
 
     // only remove user address space

-    for (size_t i = 0; i < L1_INDEX(KERNEL_MM_BASE); i++) {
+    for (size_t i = 0; i < L1_INDEX(KERNEL_EXEC); i++) {

         x86_pte_t ptde = pptd->entry[i];
         if (!ptde || !(ptde & PG_PRESENT)) {
             continue;
         x86_pte_t ptde = pptd->entry[i];
         if (!ptde || !(ptde & PG_PRESENT)) {
             continue;


@@ -177,12 +179,12 @@ __mark_region(ptr_t start_vpn, ptr_t end_vpn, int attr)
         x86_pte_t* curproc = &PTE_MOUNTED(VMS_SELF, i);
         x86_pte_t* newproc = &PTE_MOUNTED(VMS_MOUNT_1, i);
 
         x86_pte_t* curproc = &PTE_MOUNTED(VMS_SELF, i);
         x86_pte_t* newproc = &PTE_MOUNTED(VMS_MOUNT_1, i);
 

-        cpu_invplg((ptr_t)newproc);
+        cpu_flush_page((ptr_t)newproc);

 
         if ((attr & REGION_MODE_MASK) == REGION_RSHARED) {
             // 如果读共享，则将两者的都标注为只读，那么任何写入都将会应用COW策略。
 
         if ((attr & REGION_MODE_MASK) == REGION_RSHARED) {
             // 如果读共享，则将两者的都标注为只读，那么任何写入都将会应用COW策略。

-            cpu_invplg((ptr_t)curproc);
-            cpu_invplg((ptr_t)(i << 12));
+            cpu_flush_page((ptr_t)curproc);
+            cpu_flush_page((ptr_t)(i << 12));

 
             *curproc = *curproc & ~PG_WRITE;
             *newproc = *newproc & ~PG_WRITE;
 
             *curproc = *curproc & ~PG_WRITE;
             *newproc = *newproc & ~PG_WRITE;


@@ -211,8 +213,6 @@ dup_proc()
     pcb->intr_ctx = __current->intr_ctx;
     pcb->parent = __current;
 
     pcb->intr_ctx = __current->intr_ctx;
     pcb->parent = __current;
 

-    memcpy(pcb->fxstate, __current->fxstate, 512);
-

     if (__current->cwd) {
         pcb->cwd = __current->cwd;
         vfs_ref_dnode(pcb->cwd);
     if (__current->cwd) {
         pcb->cwd = __current->cwd;
         vfs_ref_dnode(pcb->cwd);


@@ -251,7 +251,7 @@ dup_proc()
     return pcb->pid;
 }
 
     return pcb->pid;
 }
 

-extern void __kernel_end;
+extern void __kexec_end;

 
 void
 copy_kernel_stack(struct proc_info* proc, ptr_t usedMnt)
 
 void
 copy_kernel_stack(struct proc_info* proc, ptr_t usedMnt)


@@ -274,7 +274,7 @@ copy_kernel_stack(struct proc_info* proc, ptr_t usedMnt)
             In the name of Celestia our glorious goddess, I will fucking HATE
            the TLB for the rest of my LIFE!
         */
             In the name of Celestia our glorious goddess, I will fucking HATE
            the TLB for the rest of my LIFE!
         */

-        cpu_invplg((ptr_t)ppte);
+        cpu_flush_page((ptr_t)ppte);

 
         x86_pte_t p = *ppte;
         ptr_t ppa = vmm_dup_page(pid, PG_ENTRY_ADDR(p));
 
         x86_pte_t p = *ppte;
         ptr_t ppa = vmm_dup_page(pid, PG_ENTRY_ADDR(p));