update docs on sysfn 26.2

git-svn-id: svn://kolibrios.org@8161 a494cfbc-eb01-0410-851d-a64ba20cac60
2020-11-07 16:53:46 +00:00
parent 9508cfa2b7
commit c8f42bc3d1
2 changed files with 7 additions and 1 deletions
--- a/kernel/trunk/docs/sysfuncs.txt
+++ b/kernel/trunk/docs/sysfuncs.txt
@@ -1552,6 +1552,9 @@ Parameters:
    copied
 Returned value:
  * function does not return value
+    but if pointer in edx is illegal, for example,
+    [edx, edx + 128) region intersects with kernel memory,
+    then function returns -1
 Or:
  * eax = 26 - function number
  * ebx = 2 - subfunction number