From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754820AbcGUWXF (ORCPT ); Thu, 21 Jul 2016 18:23:05 -0400 Received: from mail-db5eur01on0118.outbound.protection.outlook.com ([104.47.2.118]:47695 "EHLO EUR01-DB5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754400AbcGUWXB (ORCPT ); Thu, 21 Jul 2016 18:23:01 -0400 Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=aryabinin@virtuozzo.com; Subject: Re: + mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2.patch added to -mm tree To: , , , , , , , , LKML References: <578fc651.63fI2iyJ8CTxPKUJ%akpm@linux-foundation.org> From: Andrey Ryabinin Message-ID: <57908C79.2020105@virtuozzo.com> Date: Thu, 21 Jul 2016 11:48:57 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.8.0 MIME-Version: 1.0 In-Reply-To: <578fc651.63fI2iyJ8CTxPKUJ%akpm@linux-foundation.org> Content-Type: text/plain; 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Its filename is > mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2.patch > > This patch should soon appear at > http://ozlabs.org/~akpm/mmots/broken-out/mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2.patch > and later at > http://ozlabs.org/~akpm/mmotm/broken-out/mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2.patch > > 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/SubmitChecklist when testing your code *** > > The -mm tree is included into linux-next and is updated > there every 3-4 working days > > ------------------------------------------------------ > From: "Kirill A. Shutemov" > Subject: mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix > This should be a separate patch. Stackdepot was added in cd11016e5f5212c13c0cec7384a525edc93b4921 which is in v4.6. > use __GFP_NOWARN for stack > > Link: http://lkml.kernel.org/r/20160720151905.GB19146@node.shutemov.name > Cc: Andrey Ryabinin > Cc: Alexander Potapenko > Cc: Michal Hocko > Cc: Rik van Riel > Cc: David Rientjes > Cc: Mel Gorman > Signed-off-by: Andrew Morton > --- > > lib/stackdepot.c | 1 + > 1 file changed, 1 insertion(+) > > diff -puN lib/stackdepot.c~mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2 lib/stackdepot.c > --- a/lib/stackdepot.c~mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2 > +++ a/lib/stackdepot.c > @@ -242,6 +242,7 @@ depot_stack_handle_t depot_save_stack(st > */ > alloc_flags &= ~GFP_ZONEMASK; > alloc_flags &= (GFP_ATOMIC | GFP_KERNEL); > + alloc_flags |= __GFP_NOWARN; > page = alloc_pages(alloc_flags, STACK_ALLOC_ORDER); > if (page) > prealloc = page_address(page); > _ > > Patches currently in -mm which might be from kirill@shutemov.name are > > mm-kasan-switch-slub-to-stackdepot-enable-memory-quarantine-for-slub-fix-2.patch >