fix: corner case for x87 context restore on execve

[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 7d385a472d899283bb2773cc581513245df4df1e..1453e71634a72b5ee562f97131899693928ebb12 100644 (file)
--- a/lunaix-os/includes/lunaix/process.h
+++ b/lunaix-os/includes/lunaix/process.h
@@ -45,8 +45,6 @@
 #define proc_hanged(proc) (((proc)->state) & PS_BLOCKED)
 #define proc_runnable(proc) (((proc)->state) & PS_PAUSED)
 
 #define proc_hanged(proc) (((proc)->state) & PS_BLOCKED)
 #define proc_runnable(proc) (((proc)->state) & PS_PAUSED)
 

-#define PROC_FINPAUSE 1
-

 struct sigact
 {
     struct sigact* prev;
 struct sigact
 {
     struct sigact* prev;


@@ -76,17 +74,17 @@ struct proc_info
 {
     /*
         Any change to *critical section*, including layout, size
 {
     /*
         Any change to *critical section*, including layout, size

-        must be reflected in kernel/asm/x86/interrupt.S to avoid
+        must be reflected in arch/x86/interrupt.S.inc to avoid

         disaster!
      */
 
     /* ---- critical section start ---- */
 
         disaster!
      */
 
     /* ---- critical section start ---- */
 

-    pid_t pid;                // offset = 0
-    struct proc_info* parent; // offset = 4
-    isr_param* intr_ctx;      // offset = 8
-    ptr_t ustack_top;         // offset = 84 -> 56 -> 60 -> 12
-    ptr_t page_table;         // offset = 88 -> 60 -> 64 -> 16
+    pid_t pid;
+    struct proc_info* parent;
+    isr_param* intr_ctx;
+    ptr_t ustack_top;
+    ptr_t page_table;

 
     /* ---- critical section end ---- */
 
 
     /* ---- critical section end ---- */
 


@@ -108,7 +106,6 @@ struct proc_info
     u8_t state;
     int32_t exit_code;
     int32_t k_status;
     u8_t state;
     int32_t exit_code;
     int32_t k_status;

-    int flags;

     struct sighail sigctx;
     struct v_fdtable* fdtable;
     struct v_dnode* cwd;
     struct sighail sigctx;
     struct v_fdtable* fdtable;
     struct v_dnode* cwd;


@@ -195,4 +192,7 @@ get_process(pid_t pid);
 void
 proc_setsignal(struct proc_info* proc, int signum);
 
 void
 proc_setsignal(struct proc_info* proc, int signum);
 

+void
+proc_clear_signal(struct proc_info* proc);
+

 #endif /* __LUNAIX_PROCESS_H */
 #endif /* __LUNAIX_PROCESS_H */