From 8da0171e5ca3492cdb34422184a1c96acd0b5165 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Sat, 21 May 2022 21:02:17 +0300
Subject: add status info to memory mappings

+ next up would probably be to start working on process/thread
  relationships, largely as documented. Still not entirely sure about
  how I want to handle fork, but I suppose I might figure it out at some
  point.
---
 common/tcb.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'common/tcb.c')

diff --git a/common/tcb.c b/common/tcb.c
index bb1bcec..212e20f 100644
--- a/common/tcb.c
+++ b/common/tcb.c
@@ -4,7 +4,9 @@
 #include <apos/pmem.h>
 #include <apos/nodes.h>
 #include <apos/types.h>
+#include <apos/assert.h>
 #include <apos/string.h>
+#include <arch/vmem.h>
 
 /* arguably exessively many globals... */
 static id_t start_tid;
@@ -98,3 +100,16 @@ struct tcb *get_tcb(id_t tid)
 
 	return tcbs[tid];
 }
+
+stat_t clone_tcb_maps(struct tcb *r)
+{
+	hard_assert(r && !r->parent, ERR_INVAL);
+	struct tcb *t = r;
+	while ((t = t->next)) {
+		stat_t ret = clone_vmbranch(r->b_r, t->b_r);
+		if (ret)
+			return ret;
+	}
+
+	return OK;
+}
-- 
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