proc: convert everything to "struct proc_ops"

The most notable change is DEFINE_SHOW_ATTRIBUTE macro split in
seq_file.h.

Conversion rule is:

	llseek		=> proc_lseek
	unlocked_ioctl	=> proc_ioctl

	xxx		=> proc_xxx

	delete ".owner = THIS_MODULE" line

[akpm@linux-foundation.org: fix drivers/isdn/capi/kcapi_proc.c]
[sfr@canb.auug.org.au: fix kernel/sched/psi.c]
  Link: http://lkml.kernel.org/r/20200122180545.36222f50@canb.auug.org.au
Link: http://lkml.kernel.org/r/20191225172546.GB13378@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

4 files changed, 43 insertions, 40 deletions

diff --git a/drivers/scsi/esas2r/esas2r_main.c b/drivers/scsi/esas2r/esas2r_main.c
index 80c5a235d193..7b49e2e9fcde 100644
--- a/drivers/scsi/esas2r/esas2r_main.c
+++ b/drivers/scsi/esas2r/esas2r_main.c
@@ -617,6 +617,13 @@ static const struct file_operations esas2r_proc_fops = {
 	.unlocked_ioctl = esas2r_proc_ioctl,
 };
 
+static const struct proc_ops esas2r_proc_ops = {
+	.proc_ioctl		= esas2r_proc_ioctl,
+#ifdef CONFIG_COMPAT
+	.proc_compat_ioctl	= compat_ptr_ioctl,
+#endif
+};
+
 static struct Scsi_Host *esas2r_proc_host;
 static int esas2r_proc_major;
 
@@ -728,7 +735,7 @@ const char *esas2r_info(struct Scsi_Host *sh)
 
 			pde = proc_create(ATTONODE_NAME, 0,
 					  sh->hostt->proc_dir,
-					  &esas2r_proc_fops);
+					  &esas2r_proc_ops);
 
 			if (!pde) {
 				esas2r_log_dev(ESAS2R_LOG_WARN,
diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index df14597752ec..eed31021e788 100644
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -736,13 +736,12 @@ out:
 	return err;
 }
 
-static const struct file_operations scsi_devinfo_proc_fops = {
-	.owner		= THIS_MODULE,
-	.open		= proc_scsi_devinfo_open,
-	.read		= seq_read,
-	.write		= proc_scsi_devinfo_write,
-	.llseek		= seq_lseek,
-	.release	= seq_release,
+static const struct proc_ops scsi_devinfo_proc_ops = {
+	.proc_open	= proc_scsi_devinfo_open,
+	.proc_read	= seq_read,
+	.proc_write	= proc_scsi_devinfo_write,
+	.proc_lseek	= seq_lseek,
+	.proc_release	= seq_release,
 };
 #endif /* CONFIG_SCSI_PROC_FS */
 
@@ -867,7 +866,7 @@ int __init scsi_init_devinfo(void)
 	}
 
 #ifdef CONFIG_SCSI_PROC_FS
-	p = proc_create("scsi/device_info", 0, NULL, &scsi_devinfo_proc_fops);
+	p = proc_create("scsi/device_info", 0, NULL, &scsi_devinfo_proc_ops);
 	if (!p) {
 		error = -ENOMEM;
 		goto out;
diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c
index 5b313226f11c..d6982d355739 100644
--- a/drivers/scsi/scsi_proc.c
+++ b/drivers/scsi/scsi_proc.c
@@ -83,12 +83,12 @@ static int proc_scsi_host_open(struct inode *inode, struct file *file)
 				4 * PAGE_SIZE);
 }
 
-static const struct file_operations proc_scsi_fops = {
-	.open = proc_scsi_host_open,
-	.release = single_release,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.write = proc_scsi_host_write
+static const struct proc_ops proc_scsi_ops = {
+	.proc_open	= proc_scsi_host_open,
+	.proc_release	= single_release,
+	.proc_read	= seq_read,
+	.proc_lseek	= seq_lseek,
+	.proc_write	= proc_scsi_host_write
 };
 
 /**
@@ -146,7 +146,7 @@ void scsi_proc_host_add(struct Scsi_Host *shost)
 
 	sprintf(name,"%d", shost->host_no);
 	p = proc_create_data(name, S_IRUGO | S_IWUSR,
-		sht->proc_dir, &proc_scsi_fops, shost);
+		sht->proc_dir, &proc_scsi_ops, shost);
 	if (!p)
 		printk(KERN_ERR "%s: Failed to register host %d in"
 		       "%s\n", __func__, shost->host_no,
@@ -436,13 +436,12 @@ static int proc_scsi_open(struct inode *inode, struct file *file)
 	return seq_open(file, &scsi_seq_ops);
 }
 
-static const struct file_operations proc_scsi_operations = {
-	.owner		= THIS_MODULE,
-	.open		= proc_scsi_open,
-	.read		= seq_read,
-	.write		= proc_scsi_write,
-	.llseek		= seq_lseek,
-	.release	= seq_release,
+static const struct proc_ops scsi_scsi_proc_ops = {
+	.proc_open	= proc_scsi_open,
+	.proc_read	= seq_read,
+	.proc_write	= proc_scsi_write,
+	.proc_lseek	= seq_lseek,
+	.proc_release	= seq_release,
 };
 
 /**
@@ -456,7 +455,7 @@ int __init scsi_init_procfs(void)
 	if (!proc_scsi)
 		goto err1;
 
-	pde = proc_create("scsi/scsi", 0, NULL, &proc_scsi_operations);
+	pde = proc_create("scsi/scsi", 0, NULL, &scsi_scsi_proc_ops);
 	if (!pde)
 		goto err2;
 
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index bafeaf7b9ad8..4e6af592f018 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -2322,25 +2322,23 @@ static int sg_proc_seq_show_int(struct seq_file *s, void *v);
 static int sg_proc_single_open_adio(struct inode *inode, struct file *file);
 static ssize_t sg_proc_write_adio(struct file *filp, const char __user *buffer,
 			          size_t count, loff_t *off);
-static const struct file_operations adio_fops = {
-	.owner = THIS_MODULE,
-	.open = sg_proc_single_open_adio,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.write = sg_proc_write_adio,
-	.release = single_release,
+static const struct proc_ops adio_proc_ops = {
+	.proc_open	= sg_proc_single_open_adio,
+	.proc_read	= seq_read,
+	.proc_lseek	= seq_lseek,
+	.proc_write	= sg_proc_write_adio,
+	.proc_release	= single_release,
 };
 
 static int sg_proc_single_open_dressz(struct inode *inode, struct file *file);
 static ssize_t sg_proc_write_dressz(struct file *filp, 
 		const char __user *buffer, size_t count, loff_t *off);
-static const struct file_operations dressz_fops = {
-	.owner = THIS_MODULE,
-	.open = sg_proc_single_open_dressz,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.write = sg_proc_write_dressz,
-	.release = single_release,
+static const struct proc_ops dressz_proc_ops = {
+	.proc_open	= sg_proc_single_open_dressz,
+	.proc_read	= seq_read,
+	.proc_lseek	= seq_lseek,
+	.proc_write	= sg_proc_write_dressz,
+	.proc_release	= single_release,
 };
 
 static int sg_proc_seq_show_version(struct seq_file *s, void *v);
@@ -2381,9 +2379,9 @@ sg_proc_init(void)
 	if (!p)
 		return 1;
 
-	proc_create("allow_dio", S_IRUGO | S_IWUSR, p, &adio_fops);
+	proc_create("allow_dio", S_IRUGO | S_IWUSR, p, &adio_proc_ops);
 	proc_create_seq("debug", S_IRUGO, p, &debug_seq_ops);
-	proc_create("def_reserved_size", S_IRUGO | S_IWUSR, p, &dressz_fops);
+	proc_create("def_reserved_size", S_IRUGO | S_IWUSR, p, &dressz_proc_ops);
 	proc_create_single("device_hdr", S_IRUGO, p, sg_proc_seq_show_devhdr);
 	proc_create_seq("devices", S_IRUGO, p, &dev_seq_ops);
 	proc_create_seq("device_strs", S_IRUGO, p, &devstrs_seq_ops);