From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D67A6C43381 for ; Wed, 27 Mar 2019 03:00:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A8AC82082F for ; Wed, 27 Mar 2019 03:00:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="omUuBi3S" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731701AbfC0DA4 (ORCPT ); Tue, 26 Mar 2019 23:00:56 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:43516 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726922AbfC0DA4 (ORCPT ); Tue, 26 Mar 2019 23:00:56 -0400 Received: by mail-pg1-f195.google.com with SMTP id z9so2925146pgu.10 for ; Tue, 26 Mar 2019 20:00:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:subject:date:message-id:in-reply-to:references; bh=0iO9tkOGqcI0tvGbQKa6YOU9sxnGsx47exhRnLQXXSw=; b=omUuBi3Sg3LPZTm3wqsBo+9Zeq7W6xN7vEKBybOzQpise8TB90WPlJkZaDU6C5c9fn 6rg2w039CYvuLJv4A1H9cggpRqZymqBTirpRv2ygV7aCwmz9THIgzrpmo4Yd08ibLOvz BEDuoDmf+WXuxVgJ6XCont+cNdxNkd9PI77l+ZN7d2KAkeI3AhHAuWhwq8oGzvwaoHFl s5wNKit1DyKnbQiXTPKyBwRIIlnsP7SR1ORNDQNBBCSgMVrMjMdJD7golArXpDFDTnWE wqyuUXvgJwuzxheQKHN3fiW6ImyrWFtVizP6cXZlYa6cUoUAiMY7/5xggoe45EqgHPMi MzNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:subject:date:message-id :in-reply-to:references; bh=0iO9tkOGqcI0tvGbQKa6YOU9sxnGsx47exhRnLQXXSw=; b=tdCBcEk8qkvX7iB/+u+8LJZuBZRB75l9tDsg2tbcIlPr4nv+zs3HKA0qkU25pW+IQ6 0CYngcbuB6VRi2K141S3/A2HK6MvOtMEm2ewajdwcNYbAQHV/+jvDRDofYwfuS94ero6 u3W45jcV3/vcdatLbFHiaVUPdDBl9mL4Htpi+hdUh36O8DbOhC3zhqKhRLzvRTn1jC8b asrr3MVDjsQEQkmEQ6ebVdpw6LwFHSwk7CGaI1WXQS2ntUj7pPs9abDkV2+FDDofxnWo MDl8bwji8gptRdCcgtu0pVwqZsGWOd8YPujql4sVjXNMymlgKOPdxQ+bk2/yLNxJfeNM g00w== X-Gm-Message-State: APjAAAXhzD2rp+gGZ3pEyQoYxw/P+uRjswMdthG66FkhXDjCUcXvpmzB gLTiJLT2r8Xptf5RD+1Dn7U= X-Google-Smtp-Source: APXvYqy2ZKsY4U1h5Em7qAQCPpYhJr3ZGct9zXzypSxU6JvB/xr3PMiylUvS0M2qlVTl1/fqMDhklA== X-Received: by 2002:aa7:8609:: with SMTP id p9mr32982477pfn.166.1553655655451; Tue, 26 Mar 2019 20:00:55 -0700 (PDT) Received: from localhost (61-220-137-37.HINET-IP.hinet.net. [61.220.137.37]) by smtp.gmail.com with ESMTPSA id z77sm38785243pfi.155.2019.03.26.20.00.54 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 26 Mar 2019 20:00:54 -0700 (PDT) From: AceLan Kao To: hauke@hauke-m.de, mcgrof@kernel.org, backports@vger.kernel.org Subject: [PATCH v3 3/3] backports: fix compilation error against v4.4 kernel Date: Wed, 27 Mar 2019 11:00:44 +0800 Message-Id: <20190327030044.28263-4-acelan.kao@canonical.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190327030044.28263-1-acelan.kao@canonical.com> References: <20190327030044.28263-1-acelan.kao@canonical.com> Sender: backports-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: backports@vger.kernel.org Add the smp_acquire__after_ctrl_dep macro to compat/lib-refcount.c to fix the compilation error /tmp/tmp.Z85sMNyuzD/backports-5.1-rc1-test1/backports-5.1-rc1/compat/lib-refcount.c: In function 'backport_refcount_sub_and_test_checked': /tmp/tmp.Z85sMNyuzD/backports-5.1-rc1-test1/backports-5.1-rc1/compat/lib-refcount.c:198:3: error: implicit declaration of function 'smp_acquire__after_ctrl_dep' [-Werror=implicit-function-declaration] smp_acquire__after_ctrl_dep(); ^ Signed-off-by: AceLan Kao --- patches/lib-refcount.patch | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/patches/lib-refcount.patch b/patches/lib-refcount.patch index 28106342..ae568f8d 100644 --- a/patches/lib-refcount.patch +++ b/patches/lib-refcount.patch @@ -2,11 +2,15 @@ diff --git a/compat/lib-refcount.c b/compat/lib-refcount.c index 5d0582a..8d108f9 100644 --- a/compat/lib-refcount.c +++ b/compat/lib-refcount.c -@@ -39,6 +39,7 @@ +@@ -42,6 +42,11 @@ #include #include #include +#include ++ ++#ifndef smp_acquire__after_ctrl_dep ++#define smp_acquire__after_ctrl_dep() smp_rmb() ++#endif /** * refcount_add_not_zero_checked - add a value to a refcount unless it is 0 -- 2.17.1 -- To unsubscribe from this list: send the line "unsubscribe backports" in