From: zuoqilin1@163.com
To: linux@armlinux.org.uk
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, zuoqilin <zuoqilin@yulong.com>
Subject: [PATCH] arm/mm: Convert to DEFINE_SHOW_ATTRIBUTE
Date: Fri, 2 Apr 2021 16:20:26 +0800 [thread overview]
Message-ID: <20210402082026.568-1-zuoqilin1@163.com> (raw)
From: zuoqilin <zuoqilin@yulong.com>
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: zuoqilin <zuoqilin@yulong.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 598b636..6a62bce 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);
void ptdump_debugfs_register(struct ptdump_info *info, const char *name)
{
--
1.9.1
reply other threads:[~2021-04-02 8:21 UTC|newest]
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