linux-kernel - [PATCH] mm/damon/vaddr: remove unnecessary switch case DAMOS

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Message-Id: <1662568262-20925-1-git-send-email-kaixuxia@tencent.com>
Date:   Thu,  8 Sep 2022 00:31:02 +0800
From:   xiakaixu1987@...il.com
To:     sj@...nel.org, akpm@...ux-foundation.org
Cc:     damon@...ts.linux.dev, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Kaixu Xia <kaixuxia@...cent.com>
Subject: [PATCH] mm/damon/vaddr: remove unnecessary switch case DAMOS_STAT

From: Kaixu Xia <kaixuxia@...cent.com>

The switch case DAMOS_STAT and switch case default have same
return value in damon_va_apply_scheme(), so we can combine them.

Signed-off-by: Kaixu Xia <kaixuxia@...cent.com>
---
 mm/damon/vaddr.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/mm/damon/vaddr.c b/mm/damon/vaddr.c
index 3c7b9d6dca95..94ae8816a912 100644
--- a/mm/damon/vaddr.c
+++ b/mm/damon/vaddr.c
@@ -643,8 +643,6 @@ static unsigned long damon_va_apply_scheme(struct damon_ctx *ctx,
 	case DAMOS_NOHUGEPAGE:
 		madv_action = MADV_NOHUGEPAGE;
 		break;
-	case DAMOS_STAT:
-		return 0;
 	default:
 		return 0;
 	}
-- 
2.27.0