Re: [patch 0/2] x86: NMI-safe trap handlers

From: Andi Kleen
Date: Wed Jul 14 2010 - 13:06:19 EST


> x86_32 cannot use vmalloc_sync_all() to sychronize the TLBs from every
> processes because the vmalloc area is mapped in a different address space for

That doesn't make sense. vmalloc_all_sync() should work on 32bit too.
It just needs to walk all processes and fix up every page table.

-Andi
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