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SubjectRe: [PATCH] Don't allow the stack to grow into hugetlb reserved regions
On Thu, 25 Jan 2007 13:40:52 -0800
Adam Litke <agl@us.ibm.com> wrote:

> When expanding the stack, we don't currently check if the VMA will cross into
> an area of the address space that is reserved for hugetlb pages. Subsequent
> faults on the expanded portion of such a VMA will confuse the low-level MMU
> code, resulting in an OOPS. Check for this.

We prefer not to oops. Is there any reason why this isn't a serious fix, needed
in 2.6.20 and 2.6.19?
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