From: tiny.windzz@gmail.com (Yangtao Li)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: mm: dump: Change to use DEFINE_SHOW_ATTRIBUTE macro
Date: Mon, 5 Nov 2018 09:32:34 -0500 [thread overview]
Message-ID: <20181105143234.6015-1-tiny.windzz@gmail.com> (raw)
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
arch/arm/mm/ptdump_debugfs.c | 12 +-----------
1 file changed, 1 insertion(+), 11 deletions(-)
diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c
index be8d87be4b93..201cd467a739 100644
--- a/arch/arm/mm/ptdump_debugfs.c
+++ b/arch/arm/mm/ptdump_debugfs.c
@@ -12,17 +12,7 @@ static int ptdump_show(struct seq_file *m, void *v)
return 0;
}
-static int ptdump_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ptdump_show, inode->i_private);
-}
-
-static const struct file_operations ptdump_fops = {
- .open = ptdump_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ptdump);
int ptdump_debugfs_register(struct ptdump_info *info, const char *name)
{
--
2.17.0
next reply other threads:[~2018-11-05 14:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-05 14:32 Yangtao Li [this message]
2018-11-05 17:01 ` [PATCH] ARM: mm: dump: Change to use DEFINE_SHOW_ATTRIBUTE macro Laura Abbott
2018-11-05 17:15 ` Kees Cook
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