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ARM: 9074/1: ptdump: convert to DEFINE_SHOW_ATTRIBUTE

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Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Jisheng Zhang (syna) 2021-04-12 09:14:27 +01:00 • committed by Russell King
parent a5e8acd94f
commit 5fafafe7ee
1 changed files with 1 additions and 12 deletions
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13
arch/arm/mm/ptdump_debugfs.c
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@ -11,18 +11,7 @@ static int ptdump_show(struct seq_file *m, void *v)
ptdump_walk_pgd(m, info); ptdump_walk_pgd(m, info);
return 0; return 0;
} }
DEFINE_SHOW_ATTRIBUTE(ptdump);
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,
};
void __init ptdump_debugfs_register(struct ptdump_info *info, const char *name) void __init ptdump_debugfs_register(struct ptdump_info *info, const char *name)
{ {