From: Thorsten Blum <thorsten.blum@linux.dev>
Date: Tue, 11 Mar 2025 11:13:11 +0000 (+0100)
Subject: bcachefs: Use max() to improve gen_after()
X-Git-Tag: v6.15-rc1~146^2~58
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ff4cb203ccce24630c50a503973ac596c3d5d1be;p=thirdparty%2Flinux.git

bcachefs: Use max() to improve gen_after()

Use max() to simplify gen_after() and improve its readability.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---

diff --git a/fs/bcachefs/buckets.h b/fs/bcachefs/buckets.h
index 6aeec1c0973ce..c5363256e3638 100644
--- a/fs/bcachefs/buckets.h
+++ b/fs/bcachefs/buckets.h
@@ -140,9 +140,7 @@ static inline int gen_cmp(u8 a, u8 b)
 
 static inline int gen_after(u8 a, u8 b)
 {
-	int r = gen_cmp(a, b);
-
-	return r > 0 ? r : 0;
+	return max(0, gen_cmp(a, b));
 }
 
 static inline int dev_ptr_stale_rcu(struct bch_dev *ca, const struct bch_extent_ptr *ptr)