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From: Ye Liu <ye.liu@linux.dev>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Ye Liu <liuye@kylinos.cn>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/3] tools/mm/page-types: Fix kpageflags option argument in getopt_long
Date: Wed, 13 May 2026 10:21:18 +0800	[thread overview]
Message-ID: <20260513022120.58033-4-ye.liu@linux.dev> (raw)
In-Reply-To: <20260513022120.58033-1-ye.liu@linux.dev>

From: Ye Liu <liuye@kylinos.cn>

The --kpageflags option requires an argument to specify the kpageflags
file path, but has_arg was set to 0 (no_argument) in the long options
table. Change it to 1 (required_argument) so getopt_long correctly
parses the argument.

Signed-off-by: Ye Liu <liuye@kylinos.cn>
---
 tools/mm/page-types.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/mm/page-types.c b/tools/mm/page-types.c
index 66f429f2b698..7fc5a8be5997 100644
--- a/tools/mm/page-types.c
+++ b/tools/mm/page-types.c
@@ -1261,7 +1261,7 @@ static const struct option opts[] = {
 	{ "no-summary", 0, NULL, 'N' },
 	{ "hwpoison"  , 0, NULL, 'X' },
 	{ "unpoison"  , 0, NULL, 'x' },
-	{ "kpageflags", 0, NULL, 'F' },
+	{ "kpageflags", 1, NULL, 'F' },
 	{ "help"      , 0, NULL, 'h' },
 	{ NULL        , 0, NULL, 0 }
 };
-- 
2.43.0



  parent reply	other threads:[~2026-05-13  2:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-13  2:21 [PATCH 0/3] tools/mm/page-types: Fix misc bugs Ye Liu
2026-05-13  2:21 ` [PATCH 1/3] tools/mm/page-types: Fix typo in madvise() error message Ye Liu
2026-05-13 10:18   ` David Hildenbrand (Arm)
2026-05-14  0:23   ` SeongJae Park
2026-05-13  2:21 ` [PATCH 2/3] tools/mm/page-types: Fix ternary operator precedence in sigbus handler Ye Liu
2026-05-13 10:24   ` David Hildenbrand (Arm)
2026-05-14  0:53   ` SeongJae Park
2026-05-13  2:21 ` Ye Liu [this message]
2026-05-13 10:27   ` [PATCH 3/3] tools/mm/page-types: Fix kpageflags option argument in getopt_long David Hildenbrand (Arm)
2026-05-14  0:57   ` SeongJae Park

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