Re: [patch] x86 clone() speedup, 2.1.90-pre2

MOLNAR Ingo (mingo@chiara.csoma.elte.hu)
Thu, 12 Mar 1998 17:06:23 +0100 (CET)


On Thu, 12 Mar 1998, Perry Harrington wrote:

> What about random IO perms ina thread because of not initialzing?

+ /*
+ * a bitmap offset pointing outside of the TSS limit causes a nicely
+ * controllable SIGSEGV. The first sys_ioperm() call sets up the
+ * bitmap properly.
+ */
+ p->tss.bitmap = sizeof(struct thread_struct);

-- mingo

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