mm: use zone lock guard in unset_migratetype_isolate()

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Use spinlock_irqsave zone lock guard in unset_migratetype_isolate() to
replace the explicit lock/unlock and goto pattern with automatic
scope-based cleanup.

Link: https://lore.kernel.org/815c0905ea77828ed32bf56ff0a6d3c6548eb3a2.1777462630.git.d@ilvokhin.com
Signed-off-by: Dmitry Ilvokhin <d@ilvokhin.com>
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Michal Hocko <mhocko@suse.com>
Acked-by: Zi Yan <ziy@nvidia.com>
Cc: Brendan Jackman <jackmanb@google.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

...

This commit is contained in:

Dmitry Ilvokhin 2026-04-29 12:02:07 +00:00 • committed by Andrew Morton

parent 5ebb2064da

commit 3a92b4e99b

1 changed files with 2 additions and 5 deletions

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mm/page_isolation.c

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