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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F8F2C4332F for ; Mon, 12 Dec 2022 20:43:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233346AbiLLUny (ORCPT ); Mon, 12 Dec 2022 15:43:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233312AbiLLUnx (ORCPT ); Mon, 12 Dec 2022 15:43:53 -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 965F91836E for ; Mon, 12 Dec 2022 12:43:51 -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 55E0CB80E0E for ; Mon, 12 Dec 2022 20:43:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6D28C433D2; Mon, 12 Dec 2022 20:43:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1670877829; bh=x6GDNOL/NsCGq749ijXZRxDVKvvCv2HWOpa87zybhog=; h=Date:To:From:Subject:From; b=UjdHIg/6pAoqaRh+oYnoSoREnw4obMrTFBJIn4oxyJ8sX7sOO18xwQ73B5tA4qnzl da+EtL8h5oAc4o6myXSTFPRM97eAOnTHUrMx6Enni4pEE+VVdOrlKs3VHVN+Gk0HSu pObgbPuSOUe5r+gNDfOMjHbDOYAYwLeDcjs+vJLg= Date: Mon, 12 Dec 2022 12:43:48 -0800 To: mm-commits@vger.kernel.org, lkp@intel.com, julia.lawall@lip6.fr, david@redhat.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-gup_test-free-memory-allocated-via-kvcalloc-using-kvfree.patch added to mm-unstable branch Message-Id: <20221212204348.E6D28C433D2@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/gup_test: free memory allocated via kvcalloc() using kvfree() has been added to the -mm mm-unstable branch. Its filename is mm-gup_test-free-memory-allocated-via-kvcalloc-using-kvfree.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-gup_test-free-memory-allocated-via-kvcalloc-using-kvfree.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: David Hildenbrand Subject: mm/gup_test: free memory allocated via kvcalloc() using kvfree() Date: Mon, 12 Dec 2022 19:20:18 +0100 We have to free via kvfree(), not via kfree(). Link: https://lkml.kernel.org/r/20221212182018.264900-1-david@redhat.com Fixes: c77369b437f9 ("mm/gup_test: start/stop/read functionality for PIN LONGTERM test") Signed-off-by: David Hildenbrand Reported-by: kernel test robot Reported-by: Julia Lawall Signed-off-by: Andrew Morton --- mm/gup_test.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/mm/gup_test.c~mm-gup_test-free-memory-allocated-via-kvcalloc-using-kvfree +++ a/mm/gup_test.c @@ -214,7 +214,7 @@ static inline void pin_longterm_test_sto if (pin_longterm_test_nr_pages) unpin_user_pages(pin_longterm_test_pages, pin_longterm_test_nr_pages); - kfree(pin_longterm_test_pages); + kvfree(pin_longterm_test_pages); pin_longterm_test_pages = NULL; pin_longterm_test_nr_pages = 0; } @@ -255,7 +255,7 @@ static inline int pin_longterm_test_star fast = !!(args.flags & PIN_LONGTERM_TEST_FLAG_USE_FAST); if (!fast && mmap_read_lock_killable(current->mm)) { - kfree(pages); + kvfree(pages); return -EINTR; } _ Patches currently in -mm which might be from david@redhat.com are mm-gup_test-free-memory-allocated-via-kvcalloc-using-kvfree.patch