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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 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 X-Rspamd-Queue-Id: 23B8B80003 X-Stat-Signature: 37tsrqwbr56cq568tmjawy7ns4dnm98j X-Rspam-User: X-Rspamd-Server: rspam11 X-HE-Tag: 1786954120-318540 X-HE-Meta: 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 lmTuWyKr fBbZfHp8rThXlqvWpOQIXL+tSSVfMRWSXHBqP2ayE3hIHVkYGYJAPGwU7v3LavNcffYZNe15Icpqc2uuw3fSFESDTGO8M+iZs+AxXg2ib8Ux+yWUQsM69eptHGME9ucpu3Q1x1+HmYUXvJr//sfpwYcjMMhEbmXXZfzvSJ7h6BTyp39I5VYZ9Goyb22A70BxyUIOJuY2toaH/NBl48TTHaKsbv4MVzEfXs95h4ylrrqqji4hy1ip98ylsjoLXukUKSsIQ1133KeglgqkPOa9QTzqJlnpPYF7G8PrKUsPRWTrm3pHl3bgas8zyTzIKO0rQcLiU8sV0coXZYAxS3qBssi9lG0CjVEq8gt5pO6jXAmBoqTZquYvZDiyEMrg2zvzkMe1rtT9fZ3U5seYJ6G16FLP9jA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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