linux-kernel - [PATCH 02/20] mm: zswap: inline and remove zswap_entry_find

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Date: Mon, 29 Jan 2024 20:36:38 -0500
From: Johannes Weiner <hannes@...xchg.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: Nhat Pham <nphamcs@...il.com>,
	Yosry Ahmed <yosryahmed@...gle.com>,
	Chengming Zhou <zhouchengming@...edance.com>,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 02/20] mm: zswap: inline and remove zswap_entry_find_get()

There is only one caller and the function is trivial. Inline it.

Signed-off-by: Johannes Weiner <hannes@...xchg.org>
---
 mm/zswap.c | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

diff --git a/mm/zswap.c b/mm/zswap.c
index 173f2e6657de..cf864aaa214d 100644
--- a/mm/zswap.c
+++ b/mm/zswap.c
@@ -559,19 +559,6 @@ static void zswap_entry_put(struct zswap_entry *entry)
 	}
 }
 
-/* caller must hold the tree lock */
-static struct zswap_entry *zswap_entry_find_get(struct rb_root *root,
-				pgoff_t offset)
-{
-	struct zswap_entry *entry;
-
-	entry = zswap_rb_search(root, offset);
-	if (entry)
-		zswap_entry_get(entry);
-
-	return entry;
-}
-
 /*********************************
 * shrinker functions
 **********************************/
@@ -1708,13 +1695,13 @@ bool zswap_load(struct folio *folio)
 
 	VM_WARN_ON_ONCE(!folio_test_locked(folio));
 
-	/* find */
 	spin_lock(&tree->lock);
-	entry = zswap_entry_find_get(&tree->rbroot, offset);
+	entry = zswap_rb_search(&tree->rbroot, offset);
 	if (!entry) {
 		spin_unlock(&tree->lock);
 		return false;
 	}
+	zswap_entry_get(entry);
 	spin_unlock(&tree->lock);
 
 	if (entry->length)
-- 
2.43.0