[folded-merged] mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix.patch removed from -mm tree

[folded-merged] mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix
has been removed from the -mm tree.  Its filename was
     mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix.patch

This patch was dropped because it was folded into mm-dont-be-stuck-to-rmap-lock-on-reclaim-path.patch

------------------------------------------------------
From: Minchan Kim <minchan@kernel.org>
Subject: mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix
Date: Wed, 4 May 2022 23:11:04 -0700

add comment, per Matthew

Link: https://lkml.kernel.org/r/YnNqeB5tUf6LZ57b@google.com
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: John Dias <joaodias@google.com>
Cc: Tim Murray <timmurray@google.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: Martin Liu <liumartin@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/page_idle.c |    4 ++++
 1 file changed, 4 insertions(+)

--- a/mm/page_idle.c~mm-dont-be-stuck-to-rmap-lock-on-reclaim-path-fix
+++ a/mm/page_idle.c
@@ -87,6 +87,10 @@ static void page_idle_clear_pte_refs(str
 {
 	struct folio *folio = page_folio(page);
 
+	/*
+	 * Since rwc.try_lock is unused, rwc is effectively immutable, so we
+	 * can make it static to save some cycles and stack.
+	 */
 	static struct rmap_walk_control rwc = {
 		.rmap_one = page_idle_clear_pte_refs_one,
 		.anon_lock = folio_lock_anon_vma_read,
_

Patches currently in -mm which might be from minchan@kernel.org are

mm-dont-be-stuck-to-rmap-lock-on-reclaim-path.patch