From: "Vlastimil Babka (SUSE)" <vbabka@kernel.org>
To: Brendan Jackman <jackmanb@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Kairui Song <kasong@tencent.com>, Qi Zheng <qi.zheng@linux.dev>,
Shakeel Butt <shakeel.butt@linux.dev>,
Barry Song <baohua@kernel.org>,
Axel Rasmussen <axelrasmussen@google.com>,
Yuanchu Xie <yuanchu@google.com>, Wei Xu <weixugc@google.com>,
David Hildenbrand <david@kernel.org>,
Lorenzo Stoakes <ljs@kernel.org>,
"Liam R. Howlett" <liam@infradead.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Pavel Machek <pavel@kernel.org>, Len Brown <lenb@kernel.org>,
Johannes Weiner <hannes@cmpxchg.org>, Zi Yan <ziy@nvidia.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH 1/4] mm: introduce for_each_free_list()
Date: Wed, 13 May 2026 19:07:03 +0200 [thread overview]
Message-ID: <1d1c5f42-2f90-4770-93e4-24b2958c0c4c@kernel.org> (raw)
In-Reply-To: <20260513-page_alloc-unmapped-prep-v1-1-dacdf5402be8@google.com>
On 5/13/26 14:35, Brendan Jackman wrote:
> There are a couple of places that iterate over the freelists with
> awareness of the data structures' layout.
>
> It seems ideally, code outside of mm should not be aware of the page
> allocator's freelists at all. But, this patch just doesn't hide them
> completely, it's just a meek incremental step in that direction: provide
> a macro to iterate over it without needing to be aware of the actual
> struct fields.
>
> Signed-off-by: Brendan Jackman <jackmanb@google.com>
Reviewed-by: Vlastimil Babka (SUSE) <vbabka@kernel.org>
next prev parent reply other threads:[~2026-05-13 17:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-13 12:35 [PATCH 0/4] mm: misc cleanups from __GFP_UNMAPPED series Brendan Jackman
2026-05-13 12:35 ` [PATCH 1/4] mm: introduce for_each_free_list() Brendan Jackman
2026-05-13 14:44 ` Mike Rapoport
2026-05-13 17:07 ` Vlastimil Babka (SUSE) [this message]
2026-05-13 12:35 ` [PATCH 2/4] mm/page_alloc: don't overload migratetype in find_suitable_fallback() Brendan Jackman
2026-05-13 12:35 ` [PATCH 3/4] mm: rejig pageblock mask definitions Brendan Jackman
2026-05-13 12:35 ` [PATCH 4/4] mm/page_alloc: remove ifdefs from pindex helpers Brendan Jackman
2026-05-13 17:19 ` Vlastimil Babka (SUSE)
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