From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,ziy@nvidia.com,vbabka@kernel.org,usama.arif@linux.dev,ryan.roberts@arm.com,nico.pache@linux.dev,ljs@kernel.org,liam@infradead.org,lance.yang@linux.dev,jannh@google.com,dev.jain@arm.com,david@kernel.org,baolin.wang@linux.alibaba.com,baohua@kernel.org,kas@kernel.org,akpm@linux-foundation.org
Subject: [merged mm-stable] mm-collapse-name-the-per-table-scan-reset-for-what-it-resets.patch removed from -mm tree
Date: Sat, 24 Oct 2026 02:01:30 -0700 [thread overview]
Message-ID: <20261024090131.60DDA1F01825@smtp.kernel.org> (raw)
The quilt patch titled
Subject: mm/collapse: name the per-table scan reset for what it resets
has been removed from the -mm tree. Its filename was
mm-collapse-name-the-per-table-scan-reset-for-what-it-resets.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Kiryl Shutsemau (Meta)" <kas@kernel.org>
Subject: mm/collapse: name the per-table scan reset for what it resets
Date: Wed, 14 Oct 2026 18:11:40 +0100
collapse_control_init_scan() resets what one scan accumulates: the node
load, the allocation nodemask and the eligible-PTE bitmap. It runs before
every PTE table a scan is given, not once per control, so its name points
at the wrong thing.
Call it collapse_scan_reset().
Preparation for giving a control a real init, run once for a whole series
of scans. Two names a word apart would then stand for two different jobs.
No functional change.
Link: https://lore.kernel.org/20261014171145.3292736-8-kas@kernel.org
Signed-off-by: Kiryl Shutsemau (Meta) <kas@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Lance Yang <lance.yang@linux.dev>
Assisted-by: LLM
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Liam R. Howlett <liam@infradead.org>
Cc: Nico Pache <nico.pache@linux.dev>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Barry Song <baohua@kernel.org>
Cc: Usama Arif <usama.arif@linux.dev>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Jann Horn <jannh@google.com>
---
mm/khugepaged.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/mm/khugepaged.c~mm-collapse-name-the-per-table-scan-reset-for-what-it-resets
+++ a/mm/khugepaged.c
@@ -532,7 +532,7 @@ void __khugepaged_exit(struct mm_struct
}
}
-static void collapse_control_init_scan(struct collapse_control *cc)
+static void collapse_scan_reset(struct collapse_control *cc)
{
memset(cc->node_load, 0, sizeof(cc->node_load));
nodes_clear(cc->alloc_nmask);
@@ -1607,7 +1607,7 @@ static enum scan_result collapse_scan_pm
goto out;
}
- collapse_control_init_scan(cc);
+ collapse_scan_reset(cc);
enabled_orders = collapse_possible_orders(vma, vma->vm_flags, tva_flags);
@@ -2681,7 +2681,7 @@ static enum scan_result collapse_scan_fi
present = 0;
swap = 0;
- collapse_control_init_scan(cc);
+ collapse_scan_reset(cc);
rcu_read_lock();
xas_for_each(&xas, folio, start + HPAGE_PMD_NR - 1) {
if (xas_retry(&xas, folio))
_
Patches currently in -mm which might be from kas@kernel.org are
reply other threads:[~2026-10-24 9:01 UTC|newest]
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