From: Steven Rostedt <rostedt@goodmis.org>
To: Dmitry Ilvokhin <d@ilvokhin.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
David Hildenbrand <david@kernel.org>,
Lorenzo Stoakes <ljs@kernel.org>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>,
Brendan Jackman <jackmanb@google.com>,
Johannes Weiner <hannes@cmpxchg.org>, Zi Yan <ziy@nvidia.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
kernel-team@meta.com
Subject: Re: [PATCH 0/8] mm: introduce zone lock guards
Date: Fri, 6 Mar 2026 11:15:54 -0500 [thread overview]
Message-ID: <20260306111554.2bb29b05@gandalf.local.home> (raw)
In-Reply-To: <cover.1772811429.git.d@ilvokhin.com>
On Fri, 6 Mar 2026 16:05:34 +0000
Dmitry Ilvokhin <d@ilvokhin.com> wrote:
> This series defines DEFINE_LOCK_GUARD_1 for zone_lock_irqsave and uses
> it across several mm functions to replace explicit lock/unlock patterns
> with automatic scope-based cleanup.
>
> This simplifies the control flow by removing 'flags' variables, goto
> labels, and redundant unlock calls.
>
> Patches are ordered by decreasing value. The first six patches simplify
> the control flow by removing gotos, multiple unlock paths, or 'ret'
> variables. The last two are simpler lock/unlock pair conversions that
> only remove 'flags' and can be dropped if considered unnecessary churn.
>
> Based on mm-new.
>
> Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Thanks, the code looks much cleaner.
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
-- Steve
prev parent reply other threads:[~2026-03-06 16:16 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-06 16:05 Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 1/8] mm: use zone lock guard in reserve_highatomic_pageblock() Dmitry Ilvokhin
2026-03-06 17:53 ` Andrew Morton
2026-03-06 18:00 ` Steven Rostedt
2026-03-06 18:24 ` Vlastimil Babka
2026-03-06 18:33 ` Andrew Morton
2026-03-06 18:46 ` Steven Rostedt
2026-03-06 16:05 ` [PATCH 2/8] mm: use zone lock guard in unset_migratetype_isolate() Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 3/8] mm: use zone lock guard in unreserve_highatomic_pageblock() Dmitry Ilvokhin
2026-03-06 16:10 ` Steven Rostedt
2026-03-06 16:05 ` [PATCH 4/8] mm: use zone lock guard in set_migratetype_isolate() Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 5/8] mm: use zone lock guard in take_page_off_buddy() Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 6/8] mm: use zone lock guard in put_page_back_buddy() Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 7/8] mm: use zone lock guard in free_pcppages_bulk() Dmitry Ilvokhin
2026-03-06 16:05 ` [PATCH 8/8] mm: use zone lock guard in __offline_isolated_pages() Dmitry Ilvokhin
2026-03-06 16:15 ` Steven Rostedt [this message]
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