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Date: Tue, 28 Apr 2020 15:17:58 -0500 From: Josh Poimboeuf <jpoimboe@...hat.com> To: Peter Zijlstra <peterz@...radead.org> Cc: alexandre.chartre@...cle.com, linux-kernel@...r.kernel.org, jthierry@...hat.com, tglx@...utronix.de, x86@...nel.org, mbenes@...e.cz Subject: Re: [PATCH v2 00/14] objtool vs retpoline On Tue, Apr 28, 2020 at 09:11:01PM +0200, Peter Zijlstra wrote: > Hi, > > Based on Alexandre's patches, here's a few that go on top of tip/objtool/core. > > With these patches on objtool can completely understand retpolines and RSB > stuffing, which means it can emit valid ORC unwind information for them, which > in turn means we can now unwind through a retpoline. > > New since last time: > > - 1-3, alternatives vs ORC unwind > - 7-9: implement some suggestions from Julien > - addressed feedback For patches 2-14: Acked-by: Josh Poimboeuf <jpoimboe@...hat.com> Instead of patch 1, maybe you could grab Julien's patch to drop the useless warning; and also grab the alt_group numbering and the "orig->alt_group = true" bits from Alexandre's patch. -- Josh
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