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Subject: [patch 141/158] mm/hwpoison-inject: use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs fops
Date: Sat, 30 Nov 2019 17:57:35 -0800
Message-ID: <> (raw)

From: zhong jiang <>
Subject: mm/hwpoison-inject: use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs fops

It is more clear to use DEFINE_DEBUGFS_ATTRIBUTE to define debugfs file
operation rather than DEFINE_SIMPLE_ATTRIBUTE.

Signed-off-by: zhong jiang <>
Acked-by: Naoya Horiguchi <>
Signed-off-by: Andrew Morton <>

 mm/hwpoison-inject.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/mm/hwpoison-inject.c~mm-hwpoison-inject-use-define_debugfs_attribute-to-define-debugfs-fops
+++ a/mm/hwpoison-inject.c
@@ -67,8 +67,8 @@ static int hwpoison_unpoison(void *data,
 	return unpoison_memory(val);
-DEFINE_SIMPLE_ATTRIBUTE(hwpoison_fops, NULL, hwpoison_inject, "%lli\n");
-DEFINE_SIMPLE_ATTRIBUTE(unpoison_fops, NULL, hwpoison_unpoison, "%lli\n");
+DEFINE_DEBUGFS_ATTRIBUTE(hwpoison_fops, NULL, hwpoison_inject, "%lli\n");
+DEFINE_DEBUGFS_ATTRIBUTE(unpoison_fops, NULL, hwpoison_unpoison, "%lli\n");
 static void pfn_inject_exit(void)

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