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Date: Mon, 25 Mar 2013 12:58:20 +0100 From: Oleg Nesterov <oleg@...hat.com> To: Anton Arapov <anton@...hat.com> Cc: Srikar Dronamraju <srikar@...ux.vnet.ibm.com>, LKML <linux-kernel@...r.kernel.org>, Josh Stone <jistone@...hat.com>, Frank Eigler <fche@...hat.com>, Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>, Ananth N Mavinakayanahalli <ananth@...ibm.com>, adrian.m.negreanu@...el.com, Torsten.Polle@....de Subject: Re: [PATCH 2/7] uretprobes: extract fill_page() and trampoline implementation 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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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