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authorChristoph Hellwig <hch@lst.de>2018-04-13 20:44:18 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:23:35 +0300
commitfddda2b7b521185f3aa018f9559eb33b0aee53a9 (patch)
treeece18b3d82822f8eaefd8b0afa2f93307e83b253 /drivers/s390/block/dasd_proc.c
parent7aed53d1dfd14d468e065212ce45068e2b50c1fa (diff)
downloadlinux-fddda2b7b521185f3aa018f9559eb33b0aee53a9.tar.xz
proc: introduce proc_create_seq{,_data}
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>
Diffstat (limited to 'drivers/s390/block/dasd_proc.c')
-rw-r--r--drivers/s390/block/dasd_proc.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index c33788a829c3..5cb80c645489 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -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",