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SubjectRe: [PATCH 3/5] uprobes: introduce uprobe_xol_slots[NR_CPUS]
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On Mon, 2011-11-28 at 20:07 +0100, Oleg Nesterov wrote:
> + UPROBE_XOL_FIRST_PAGE = UPROBE_XOL_LAST_PAGE
> + + NR_CPUS * UPROBES_XOL_SLOT_BYTES / PAGE_SIZE,

I think that wants to be:
+ DIV_ROUND_UP(NR_CPUS * UPROBES_XOL_SLOT_BYTES, PAGE_SIZE);

otherwise you'll end up with 0 pages for UP and the sort.


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