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Date: Tue, 26 Mar 2013 17:36:26 +0530 From: Srikar Dronamraju <srikar@...ux.vnet.ibm.com> To: Ananth N Mavinakayanahalli <ananth@...ibm.com> Cc: lkml <linux-kernel@...r.kernel.org>, oleg@...hat.com, benh@...nel.crashing.org, ppcdev <linuxppc-dev@...ts.ozlabs.org> Subject: Re: [PATCH v2 2/4] uprobes: refuse uprobe on trap variants * Ananth N Mavinakayanahalli <ananth@...ibm.com> [2013-03-22 20:47:58]: > From: Ananth N Mavinakayanahalli <ananth@...ibm.com> > > Refuse to place a uprobe if a trap variant already exists in the > file copy at the address. > > Signed-off-by: Ananth N Mavinakayanahalli <ananth@...ibm.com> Acked-by: Srikar Dronamraju <srikar@...ux.vnet.ibm.com> > --- > kernel/events/uprobes.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > Index: linux-3.9-rc3/kernel/events/uprobes.c > =================================================================== > --- linux-3.9-rc3.orig/kernel/events/uprobes.c > +++ linux-3.9-rc3/kernel/events/uprobes.c > @@ -573,7 +573,7 @@ static int prepare_uprobe(struct uprobe > goto out; > > ret = -ENOTSUPP; > - if (is_swbp_insn((uprobe_opcode_t *)uprobe->arch.insn)) > + if (is_trap_insn((uprobe_opcode_t *)uprobe->arch.insn)) > goto out; > > ret = arch_uprobe_analyze_insn(&uprobe->arch, mm, vaddr); -- Thanks and Regards Srikar Dronamraju -- 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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