| Date | Mon, 25 Mar 2013 12:58:20 +0100 | From | Oleg Nesterov <> | Subject | Re: [PATCH 2/7] uretprobes: extract fill_page() and trampoline implementation |
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On 03/24, Oleg Nesterov wrote: > > On 03/22, Anton Arapov wrote: > > > > @@ -1139,6 +1155,10 @@ static struct xol_area *get_xol_area(void) > > if (!area->page) > > goto free_bitmap; > > > > + /* pre-allocate for return probes */ > > + set_bit(0, area->bitmap); > > + fill_page(area->page, 0, &insn); > > sizeof(insn) == UPROBE_SWBP_INSN_SIZE != MAX_UINSN_BYTES. See also the > comments above.
Sorry, forgot to mention... you also need to update ->slot_count.
Oleg.
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