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* Avi Kivity <avi@qumranet.com> wrote: > PAGE_MASK is an unsigned long, so using it to mask physical addresses > on i386 (which are 64-bit wide) leads to truncation. This can result > in page->private of unrelated memory pages being modified, with > disasterous results. > > Fix by not using PAGE_MASK for physical addresses; instead calculate > the correct value directly from PAGE_SIZE. Also fix a similar > BUG_ON(). > > Signed-off-by: Avi Kivity <avi@qumranet.com> i have tested this, albeit with less than 4GB RAM. Acked-by: Ingo Molnar <mingo@elte.hu> Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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