[PATCH] arm: ptdump: convert to DEFINE_SHOW_ATTRIBUTE
Steven Price
steven.price at arm.com
Wed Apr 7 14:48:04 BST 2021
On 30/03/2021 04:20, Jisheng Zhang wrote:
> Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
>
> Signed-off-by: Jisheng Zhang <Jisheng.Zhang at synaptics.com>
Reviewed-by: Steven Price <steven.price at arm.com>
> ---
> arch/arm/mm/ptdump_debugfs.c | 13 +------------
> 1 file changed, 1 insertion(+), 12 deletions(-)
>
> diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c
> index 8df9afac8d81..318de969ae0f 100644
> --- a/arch/arm/mm/ptdump_debugfs.c
> +++ b/arch/arm/mm/ptdump_debugfs.c
> @@ -11,18 +11,7 @@ static int ptdump_show(struct seq_file *m, void *v)
> ptdump_walk_pgd(m, info);
> 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 __init ptdump_debugfs_register(struct ptdump_info *info, const char *name)
> {
>
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