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| author | Gregory Price <gourry@gourry.net> | 2026-09-02 15:55:07 -0400 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2026-10-08 22:54:36 -0700 |
| commit | a85a8d03278fd294e819e2d719805f54225b76ee (patch) | |
| tree | 4b76d2f2f7b66a4265e58ca09abf4f2f5afb6556 /include/linux | |
| parent | 0e3846146f069b4afe5fa0f8adc6b70cfc9ff7e6 (diff) | |
| download | linux-a85a8d03278fd294e819e2d719805f54225b76ee.tar.gz linux-a85a8d03278fd294e819e2d719805f54225b76ee.zip | |
mm/memory_hotplug: factor out node_is_memoryless()
A memoryless node neither spans present pages (populated or ZONE_DEVICE)
nor has an offline-but-added memory block still linked to it in sysfs.
try_offline_node() presently open-codes this memoryless check.
Pull that into a node_is_memoryless() helper and pull the existing
check_no_memblock_for_node_cb() helper ahead of the add/online path so
it's clearer what is happening here.
No functional change.
[akpm@linux-foundation.org: move node_is_memoryless() inside CONFIG_MEMORY_HOTREMOVE]
Link: https://lore.kernel.org/20260902195507.88655-1-gourry@gourry.net
Signed-off-by: Gregory Price <gourry@gourry.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Cc: Oscar Salvador <osalvador@suse.de>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions