A patch for f.64 - now you can not ask for more memory than available of free memory.

git-svn-id: svn://kolibrios.org@4313 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-11-29 18:31:49 +00:00 · 2013-11-29 18:31:49 +00:00 · 2e14ef3302
parent 37b4e70244
commit 2e14ef3302
1 changed files with 11 additions and 0 deletions
--- a/kernel/trunk/core/sys32.inc
+++ b/kernel/trunk/core/sys32.inc
@ -386,7 +386,18 @@ sys_resize_app_memory:
 ;        cmp    eax,1
        dec     ebx
        jnz     .no_application_mem_resize
+
+        mov     eax, [pg_data.pages_free]
+        shl     eax, 12
+        cmp     eax, ecx
+        jae     @f
+
+        xor     eax, eax
+        inc     eax
+        jmp     .store_result
+@@:
        stdcall new_mem_resize, ecx
+.store_result:
        mov     [esp+32], eax
 .no_application_mem_resize:
        ret