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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 8128AC4361A for ; Fri, 4 Dec 2020 08:26:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3E90922581 for ; Fri, 4 Dec 2020 08:26:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727511AbgLDI0N (ORCPT ); Fri, 4 Dec 2020 03:26:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727069AbgLDI0N (ORCPT ); Fri, 4 Dec 2020 03:26:13 -0500 Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 16B57C061A4F; Fri, 4 Dec 2020 00:25:33 -0800 (PST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4CnQkd4hnhz9s0b; Fri, 4 Dec 2020 19:25:29 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1607070329; bh=RKQ/0KSALkz92r6pcBPR62y4zwCSR2/gn2uxYc4+cr8=; h=Date:From:To:Cc:Subject:From; b=Ww69xVGbUUdia/X5JR/nsFVtRzhtL+uW/jVN3WhBfkRzFgGZ0nNeufcfbydnn7H9n 2GJ6chRzrQEL55H17mgQKtRg/I2zFaGzU8I0td8jOrn2i/WjAqYRa8Hmev4sK66HJE aFQQa9LqGowpVbyP/aLwYyAOtLwLB/oKIP4st/gzERNYWOg0OjMYigsfpY81OC32UD qczYbVRiEr6rhC67sMeWv3AEW4EMpHyp51gu66Z0b5n26nlj0/ms1YxOXxQ2lcnoCT Xxi9JkLuX0O9mZ7WBuICc6ZevoFrQYouLD7lHMOvSl9gTXMvrkxT+ZpNWlYcLGD5V3 03nO/6qaPy8WA== Date: Fri, 4 Dec 2020 19:25:26 +1100 From: Stephen Rothwell To: "Paul E. McKenney" Cc: Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the rcu tree Message-ID: <20201204192526.0b38fb02@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/i/_kt//s4/F7sxLnsqyqfNO"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org --Sig_/i/_kt//s4/F7sxLnsqyqfNO Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the rcu tree, today's linux-next build (sparc defconfig) failed like this: mm/slab_common.o: In function `kmem_last_alloc': slab_common.c:(.text+0xc4): undefined reference to `kmem_cache_last_alloc' Caused by commit f7c3fb4fc476 ("mm: Add kmem_last_alloc() to return last allocation for me= mory block") in mm/slab.c, kmem_cache_last_alloc() is only defined when CONFIG_NUMA is set - which is not for this build. I applied the following hack fix patch for today. =46rom ac5dcf78be1e6da530302966369a3bd63007cf81 Mon Sep 17 00:00:00 2001 From: Stephen Rothwell Date: Fri, 4 Dec 2020 19:11:01 +1100 Subject: [PATCH] fixup for "mm: Add kmem_last_alloc() to return last allocation for memory block" Signed-off-by: Stephen Rothwell --- mm/slab.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/mm/slab.c b/mm/slab.c index 1f3b263f81ee..064707ac9f54 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3650,6 +3650,11 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t= flags, return __do_kmalloc_node(size, flags, node, caller); } EXPORT_SYMBOL(__kmalloc_node_track_caller); +#else +void *kmem_cache_last_alloc(struct kmem_cache *cachep, void *object) +{ + return NULL; +} #endif /* CONFIG_NUMA */ =20 /** --=20 2.29.2 --=20 Cheers, Stephen Rothwell --Sig_/i/_kt//s4/F7sxLnsqyqfNO Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl/J8nYACgkQAVBC80lX 0GzYewf+MuMlF7OJqQG0ckjT4czx5ZUQCvkKrGtFLljpQrJsXnA7c1NrM/0YfL5w X3Gzggx7w/V8aDX6cKQrt6EUPREQTNwWtPUJstxrR3nl6bksMgkpvPeIYOt8OfeR LLQlt5dFhMvP/QylWDUFOr5lYz3kW/C60mXJG1f5z8aSBF5jwqvm7P8vcwYrJI+M nHgsJd5YkmBhMlG/+DIv+tNaV4A76DD/LBitKOKzXCJOx5YdXLNtfCRTanTp/XZa YHQXLy4Dgz2K/FEQOvVtkRBkOHr8Xwmb3TTG+2tA/ZLg6qNELUyP4yl054GgpyRZ /MDquwWBMxi+Apr8BwKCaGPLb71Tmw== =J0hT -----END PGP SIGNATURE----- --Sig_/i/_kt//s4/F7sxLnsqyqfNO--