Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18F1FC61D9D for ; Wed, 25 Jan 2023 03:38:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234623AbjAYDid (ORCPT ); Tue, 24 Jan 2023 22:38:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51786 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234594AbjAYDia (ORCPT ); Tue, 24 Jan 2023 22:38:30 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4665C3EC59; Tue, 24 Jan 2023 19:38:18 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id DC62AB81893; Wed, 25 Jan 2023 03:38:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 392C0C433D2; Wed, 25 Jan 2023 03:38:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674617891; bh=4uS3feTw0NdsdG5j9CW0iXk86qPLpoPkIfhS+7MuwBk=; h=From:To:Cc:Subject:Date:From; b=FWTczkGqad6vrR5MnA61pukJK9ZQgmfUzqn5fhAfJ51yNdytxxJIXelAc7/0gt+Qz P99aPLtECpEUIzZx5fKUhbF7sGzfIHEOeuW/dQWtgCZhMIheuOnq1BssJcaT6Abexo cGeLvrBQIWls+CMQWfJ9XeRrgjIAZvr1vpYsXZ3lK2iXvrRgKJ/NptPayW0ORTKQVr y9+F6n5AVq/ZPwD5m/fc/Q+cRhQ4kzw8aku3ESEB2uypkwdAMJz7x/B01ELedgrRV/ bBnipkAZn9ewYYG9tsZqJ0esbtKApmZlFEGfE0Hgx1qo8AGN+yqr2Ajf+SJMsn5XDd rKmnRNNWwIcMg== From: Josh Poimboeuf To: Michael Ellerman Cc: live-patching@vger.kernel.org, Nicholas Piggin , Christophe Leroy , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Song Liu Subject: [PATCH 0/2] powerpc: Fix livepatch module re-patching issue Date: Tue, 24 Jan 2023 19:38:03 -0800 Message-Id: X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 Content-type: text/plain Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix a livepatch bug seen when reloading a patched module. This is the powerpc counterpart to Song Liu's fix for a similar issue on x86: https://lkml.kernel.org/lkml/20230121004945.697003-2-song@kernel.org Josh Poimboeuf (2): powerpc/module_64: Improve restore_r2() return semantics powerpc/module_64: Fix "expected nop" error on module re-patching arch/powerpc/kernel/module_64.c | 29 ++++++++++++++++++----------- 1 file changed, 18 insertions(+), 11 deletions(-) -- 2.39.0