The quilt patch titled
Subject: mm: zswap: clean up zswap_entry_put()
has been removed from the -mm tree. Its filename was
mm-zswap-clean-up-zswap_entry_put.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: Johannes Weiner <hannes@xxxxxxxxxxx>
Subject: mm: zswap: clean up zswap_entry_put()
Date: Mon, 29 Jan 2024 20:36:41 -0500
Remove stale comment and unnecessary local variable.
Link: https://lkml.kernel.org/r/20240130014208.565554-6-hannes@xxxxxxxxxxx
Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Acked-by: Yosry Ahmed <yosryahmed@xxxxxxxxxx>
Reviewed-by: Nhat Pham <nphamcs@xxxxxxxxx>
Reviewed-by: Chengming Zhou <zhouchengming@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/zswap.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
--- a/mm/zswap.c~mm-zswap-clean-up-zswap_entry_put
+++ a/mm/zswap.c
@@ -545,15 +545,11 @@ static void zswap_entry_get(struct zswap
entry->refcount++;
}
-/* caller must hold the tree lock
-* remove from the tree and free it, if nobody reference the entry
-*/
+/* caller must hold the tree lock */
static void zswap_entry_put(struct zswap_entry *entry)
{
- int refcount = --entry->refcount;
-
- WARN_ON_ONCE(refcount < 0);
- if (refcount == 0) {
+ WARN_ON_ONCE(!entry->refcount);
+ if (--entry->refcount == 0) {
WARN_ON_ONCE(!RB_EMPTY_NODE(&entry->rbnode));
zswap_entry_free(entry);
}
_
Patches currently in -mm which might be from hannes@xxxxxxxxxxx are
