From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A26743B42EB; Mon, 17 Aug 2026 08:08:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786954121; cv=none; b=hF7F1vhxxTvz4/Rq9xexJr6cOgNeeZASCa+pSkcD3uC3WpuETPL3SqSIAXFYlnfFtY32GzUiVYlyJTx8uhKiNPRY2PCgjZa5d/n7hcFWxz5T9Oud6Djy8jqScIJss8Ic8C7smZJMe/3Q+21dzm1GzHZziSf5otShtyZwxEuO3hw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786954121; c=relaxed/simple; bh=zj74Hr/XAT02FIqAuwwDqdOTj+m6BqblU8nBPT8xOMU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=CBCt0oil/9dnAHH641Ub3Ec1R07++XEi5tIRrUjzf+f8AjyaozwLkOtxmC6WxuCVMViUippq9CWpdIBNquLe2Lm6pR15UVB3EBcwUQp9HcHgUh5zhQHwSWV2E4xbAA+Y5JYO8Gefw6NCWuK6JunavZ4LgNre7bNCbqHGPP95Prc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=L6EFAz/N; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="L6EFAz/N" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D087B1F000E9; Mon, 17 Aug 2026 08:08:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786954120; bh=sJsJN+5YLKTnW81Xicb7tL7wpJX2GIsGaBclQLeGSDY=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=L6EFAz/N8frtjTYMhC41YcgafQj+gBjJh6rY/daU7FJO1YzFpJVnp9i4SKeoeNtqm UXnYJvec4PnoNFP5LGZRO8AGBo8w+/MX5AU/KUNd+Vr9d0M6FDRicHMXnIpui5G8ED QRD1EZbe8d15CmW20LwIZ7UHzIFTPLtK8CH34er6bIryDtyIu8yXH7a1ty8lIKlKP3 UF5rA1P+w9CJXKZdrY+9RWw/oAhSSceXva0IlqgCq6LYRjsLwktpzXoIo10++8NJ+y FrXvWoVckNUjHs21Mi8UX8GQU+7QO9UikyZhngjnuehX+OCwbgN4TRU75XOugXl73L s4yspLaJop6GA== Message-ID: <985a5b95-e2af-4603-b2af-973cd634cb59@kernel.org> Date: Mon, 17 Aug 2026 10:08:32 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 57/57] MAINTAINERS: add an entry for collapse To: "Lorenzo Stoakes (ARM)" , Kiryl Shutsemau Cc: akpm@linux-foundation.org, nico.pache@linux.dev, baolin.wang@linux.alibaba.com, baohua@kernel.org, dev.jain@arm.com, hughd@google.com, lance.yang@linux.dev, liam@infradead.org, mhocko@suse.com, rppt@kernel.org, ryan.roberts@arm.com, shuah@kernel.org, surenb@google.com, usama.arif@linux.dev, vbabka@kernel.org, ziy@nvidia.com, usama.anjum@arm.com, agordeev@linux.ibm.com, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, kas@kernel.org, jannh@google.com, willy@infradead.org, pfalcato@suse.de, rostedt@goodmis.org, mhiramat@kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org References: <20260816224609.308019-1-kirill@shutemov.name> <20260816224609.308019-58-kirill@shutemov.name> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 8/17/26 10:04, Lorenzo Stoakes (ARM) wrote: > On Sun, Aug 16, 2026 at 11:46:09PM +0100, Kiryl Shutsemau wrote: >> From: "Kiryl Shutsemau (Meta)" >> >> Collapse is now its own body of code: mm/collapse.c, a header stating what >> it offers a caller, and its own tracepoint family. It has two callers, >> the khugepaged daemon and MADV_COLLAPSE, rather than living inside one of >> them. >> >> Add a section for it, and move what belongs to it out of the THP entry: >> khugepaged.c and its header, the trace header, the selftests, and >> mm_slot.h. >> >> The selftests are matched as khugepaged*.c, which also covers the race and >> sync-check harnesses the THP entry did not list. mm_slot.h stays listed >> under KSM as well, which is the other user of it. >> >> Assisted-by: Claude-Code:claude-opus-5 >> Signed-off-by: Kiryl Shutsemau (Meta) >> --- >> MAINTAINERS | 19 ++++++++++++++----- >> 1 file changed, 14 insertions(+), 5 deletions(-) >> >> diff --git a/MAINTAINERS b/MAINTAINERS >> index 7c179b333e4e..4e4e5030b979 100644 >> --- a/MAINTAINERS >> +++ b/MAINTAINERS >> @@ -16955,6 +16955,20 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm >> F: include/linux/balloon.h >> F: mm/balloon.c >> >> +MEMORY MANAGEMENT - COLLAPSE >> +M: Kiryl Shutsemau >> +L: linux-mm@kvack.org >> +S: Maintained >> +W: http://www.linux-mm.org >> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm >> +F: include/linux/khugepaged.h >> +F: include/trace/events/collapse.h >> +F: mm/collapse.c >> +F: mm/collapse.h >> +F: mm/khugepaged.c >> +F: mm/mm_slot.h >> +F: tools/testing/selftests/mm/khugepaged*.c >> + > > I'll look through the series properly, but presumably this is a separation of > the THP collapse logic, and therefore should have the same maintainers/reviewers > as the rest of THP. Jup. -- Cheers, David