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proc: introduce proc_create_seq{,_data}

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Variants of proc_create{,_data} that directly take a struct seq_operations
argument and drastically reduces the boilerplate code in the callers.

All trivial callers converted over.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-13 19:44:18 +02:00
parent 7aed53d1df
commit fddda2b7b5
53 changed files with 151 additions and 925 deletions
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17
drivers/s390/block/dasd_proc.c
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@@ -131,19 +131,6 @@ static const struct seq_operations dasd_devices_seq_ops = {
.show = dasd_devices_show,
};
static int dasd_devices_open(struct inode *inode, struct file *file)
{
return seq_open(file, &dasd_devices_seq_ops);
}
static const struct file_operations dasd_devices_file_ops = {
.owner = THIS_MODULE,
.open = dasd_devices_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
#ifdef CONFIG_DASD_PROFILE
static int dasd_stats_all_block_on(void)
{
@@ -352,10 +339,10 @@ dasd_proc_init(void)
dasd_proc_root_entry = proc_mkdir("dasd", NULL);
if (!dasd_proc_root_entry)
goto out_nodasd;
dasd_devices_entry = proc_create("devices",
dasd_devices_entry = proc_create_seq("devices",
S_IFREG | S_IRUGO | S_IWUSR,
dasd_proc_root_entry,
&dasd_devices_file_ops);
&dasd_devices_seq_ops);
if (!dasd_devices_entry)
goto out_nodevices;
dasd_statistics_entry = proc_create("statistics",