linux-kernel - [PATCH 1/2] hugetlb.h: flatten logic in arch_hugetlb_migration

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Message-ID: <20251008212614.86495-1-gourry@gourry.net>
Date: Wed,  8 Oct 2025 17:26:13 -0400
From: Gregory Price <gourry@...rry.net>
To: linux-mm@...ck.org
Cc: muchun.song@...ux.dev,
	osalvador@...e.de,
	david@...hat.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] hugetlb.h: flatten logic in arch_hugetlb_migration_supported

Simplify if-true-return-true-else-false logic.

Signed-off-by: Gregory Price <gourry@...rry.net>
---
 include/linux/hugetlb.h | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 526d27e88b3b..b030850975ef 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -876,12 +876,9 @@ static inline void folio_clear_hugetlb_hwpoison(struct folio *folio)
 #ifndef arch_hugetlb_migration_supported
 static inline bool arch_hugetlb_migration_supported(struct hstate *h)
 {
-	if ((huge_page_shift(h) == PMD_SHIFT) ||
+	return ((huge_page_shift(h) == PMD_SHIFT) ||
 		(huge_page_shift(h) == PUD_SHIFT) ||
-			(huge_page_shift(h) == PGDIR_SHIFT))
-		return true;
-	else
-		return false;
+		(huge_page_shift(h) == PGDIR_SHIFT));
 }
 #endif
 #else
-- 
2.51.0