diff options
| author | Wei Yang <richard.weiyang@gmail.com> | 2025-11-14 03:00:27 +0000 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-11-24 15:08:52 -0800 |
| commit | f1040f889882dda62b50ae948409f21afc7d894d (patch) | |
| tree | 515056fb4af701052ee2b9a99f68f3aa904c8fc9 /mm | |
| parent | eaa4c8063f7c3b78617c3f5af14d35a782c88144 (diff) | |
mm/khugepaged: continue to collapse on SCAN_PMD_NONE
SCAN_PMD_NONE means current pmd is empty, but we can still continue
collapse next pmd range.
Link: https://lkml.kernel.org/r/20251114030028.7035-3-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Lance Yang <lance.yang@linux.dev>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
Cc: Barry Song <baohua@kernel.org>
Cc: Liam Howlett <liam.howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Nico Pache <npache@redhat.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/khugepaged.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 1fc8986a28b3..2ee5048b764e 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -2833,6 +2833,7 @@ handle_result: goto handle_result; /* Whitelisted set of results where continuing OK */ case SCAN_PMD_NULL: + case SCAN_PMD_NONE: case SCAN_PTE_NON_PRESENT: case SCAN_PTE_UFFD_WP: case SCAN_LACK_REFERENCED_PAGE: |