Re: [2.6 patch] i386: always use 4k stacks

Bodo Eggert
2005-12-23T10:12:32Z

Horst von Brand <vonbrand@inf.utfsm.cl> wrote:

> "With some drawbacks" is the point: It has been determined that the
> drawbacks are heavy enough that the 8KiB stack option should go.

Determined by voodoo and wild guessing.

Let's detect the need for 4K stacks: (I hope I found the correct place)

(Maybe the printk should be completely ifdefed, but I'm not sure)

Signed-off-by: Bodo Eggert <7eggert@gmx.de>

--- 2.6.14/kernel/fork.c.ori 2005-12-21 19:06:24.000000000 +0100
+++ 2.6.14/kernel/fork.c 2005-12-21 19:15:23.000000000 +0100
@@ -168,4 +168,9 @@ static struct task_struct *dup_task_stru
if (!ti) {
free_task_struct(tsk);
+ printk(KERN_WARNING, "Can't allocate new task structure"
+#ifndef CONFIG_4KSTACKS
+ ". Maybe you could benefit from 4K stacks.\n"
+#endif
+ "\n");
return NULL;
}

--
Ich danke GMX dafür, die Verwendung meiner Adressen mittels per SPF
verbreiteten Lügen zu sabotieren.