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Commit 27ac5755 authored by Jeff Layton's avatar Jeff Layton
Browse files

cifs: remove /proc/fs/cifs/OplockEnabled 



We've had a deprecation warning on this file for 2 releases now. Remove
it as promised for 3.4.

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
parent da82f7e7

fs/cifs/cifs_debug.c

+0 −43
Original line number Original line Diff line number Diff line
@@ -418,7 +418,6 @@ static const struct file_operations cifs_stats_proc_fops = { 




static struct proc_dir_entry *proc_fs_cifs;

static struct proc_dir_entry *proc_fs_cifs;

static const struct file_operations cifsFYI_proc_fops;

static const struct file_operations cifsFYI_proc_fops;

static const struct file_operations cifs_oplock_proc_fops;

static const struct file_operations cifs_lookup_cache_proc_fops;

static const struct file_operations cifs_lookup_cache_proc_fops;

static const struct file_operations traceSMB_proc_fops;

static const struct file_operations traceSMB_proc_fops;

static const struct file_operations cifs_multiuser_mount_proc_fops;

static const struct file_operations cifs_multiuser_mount_proc_fops;
@@ -439,7 +438,6 @@ cifs_proc_init(void) 
#endif /* STATS */

#endif /* STATS */

	proc_create("cifsFYI", 0, proc_fs_cifs, &cifsFYI_proc_fops);

	proc_create("cifsFYI", 0, proc_fs_cifs, &cifsFYI_proc_fops);

	proc_create("traceSMB", 0, proc_fs_cifs, &traceSMB_proc_fops);

	proc_create("traceSMB", 0, proc_fs_cifs, &traceSMB_proc_fops);

	proc_create("OplockEnabled", 0, proc_fs_cifs, &cifs_oplock_proc_fops);

	proc_create("LinuxExtensionsEnabled", 0, proc_fs_cifs,

	proc_create("LinuxExtensionsEnabled", 0, proc_fs_cifs,

		    &cifs_linux_ext_proc_fops);

		    &cifs_linux_ext_proc_fops);

	proc_create("MultiuserMount", 0, proc_fs_cifs,

	proc_create("MultiuserMount", 0, proc_fs_cifs,
@@ -463,7 +461,6 @@ cifs_proc_clean(void) 
	remove_proc_entry("Stats", proc_fs_cifs);

	remove_proc_entry("Stats", proc_fs_cifs);

#endif

#endif

	remove_proc_entry("MultiuserMount", proc_fs_cifs);

	remove_proc_entry("MultiuserMount", proc_fs_cifs);

	remove_proc_entry("OplockEnabled", proc_fs_cifs);

	remove_proc_entry("SecurityFlags", proc_fs_cifs);

	remove_proc_entry("SecurityFlags", proc_fs_cifs);

	remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs);

	remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs);

	remove_proc_entry("LookupCacheEnabled", proc_fs_cifs);

	remove_proc_entry("LookupCacheEnabled", proc_fs_cifs);
@@ -509,46 +506,6 @@ static const struct file_operations cifsFYI_proc_fops = { 
	.write		= cifsFYI_proc_write,

	.write		= cifsFYI_proc_write,

};

};





static int cifs_oplock_proc_show(struct seq_file *m, void *v)

{

	seq_printf(m, "%d\n", enable_oplocks);

	return 0;

}



static int cifs_oplock_proc_open(struct inode *inode, struct file *file)

{

	return single_open(file, cifs_oplock_proc_show, NULL);

}



static ssize_t cifs_oplock_proc_write(struct file *file,

		const char __user *buffer, size_t count, loff_t *ppos)

{

	char c;

	int rc;



	printk(KERN_WARNING "CIFS: The /proc/fs/cifs/OplockEnabled interface "

	       "will be removed in kernel version 3.4. Please migrate to "

	       "using the 'enable_oplocks' module parameter in cifs.ko.\n");

	rc = get_user(c, buffer);

	if (rc)

		return rc;

	if (c == '0' || c == 'n' || c == 'N')

		enable_oplocks = false;

	else if (c == '1' || c == 'y' || c == 'Y')

		enable_oplocks = true;



	return count;

}



static const struct file_operations cifs_oplock_proc_fops = {

	.owner		= THIS_MODULE,

	.open		= cifs_oplock_proc_open,

	.read		= seq_read,

	.llseek		= seq_lseek,

	.release	= single_release,

	.write		= cifs_oplock_proc_write,

};



static int cifs_linux_ext_proc_show(struct seq_file *m, void *v)

static int cifs_linux_ext_proc_show(struct seq_file *m, void *v)

{

{

	seq_printf(m, "%d\n", linuxExtEnabled);

	seq_printf(m, "%d\n", linuxExtEnabled);