refactor: re-structure the kernel address space for a more integral layout.

[lunaix-os.git] / lunaix-os / includes / lunaix / process.h

diff --git a/lunaix-os/includes/lunaix/process.h b/lunaix-os/includes/lunaix/process.h
index e429060ab5f785b9ffdcec9f12c6cb534bfc48aa..26f33bd84dd9fbb21f753b5735a45a84458c2c5c 100644 (file)
--- a/lunaix-os/includes/lunaix/process.h
+++ b/lunaix-os/includes/lunaix/process.h
@@ -38,14 +38,26 @@ struct proc_sig
 
 struct proc_info
 {
+    /*
+        Any change to *critical section*, including layout, size
+        must be reflected in kernel/asm/x86/interrupt.S to avoid
+        disaster!
+     */
+
+    /* ---- critical section start ---- */
+
     pid_t pid;
     struct proc_info* parent;
     isr_param intr_ctx; // size=76
     uintptr_t ustack_top;
+    void* page_table;
+
+    /* ---- critical section end ---- */
+
     struct llist_header siblings;
     struct llist_header children;
+    struct llist_header grp_member;
     struct proc_mm mm;
-    void* page_table;
     time_t created;
     uint8_t state;
     int32_t exit_code;
@@ -53,6 +65,7 @@ struct proc_info
     sigset_t sig_pending;
     sigset_t sig_mask;
     void* sig_handler[_SIG_NUM];
+    pid_t pgid;
     struct lx_timer* timer;
 };