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authorMiklos Szeredi <mszeredi@redhat.com>2018-07-18 15:44:40 +0200
committerMiklos Szeredi <mszeredi@redhat.com>2018-07-18 15:44:40 +0200
commit9df6702ad0e85901450fe48a7b5f0f8975353eeb (patch)
treeb9728e3cb034fedd8bca60a97b3572cfa590fc79
parentd3b1084dfd629ef89bc1c4bab95e5cb87e7d08c2 (diff)
vfs: export vfs_ioctl() to modules
This is needed by the stacked ioctl implementation in overlayfs. Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
-rw-r--r--fs/internal.h1
-rw-r--r--fs/ioctl.c1
-rw-r--r--include/linux/fs.h2
3 files changed, 3 insertions, 1 deletions
diff --git a/fs/internal.h b/fs/internal.h
index 442098fa0a84..9c3b4c40e582 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -184,7 +184,6 @@ extern const struct dentry_operations ns_dentry_operations;
*/
extern int do_vfs_ioctl(struct file *file, unsigned int fd, unsigned int cmd,
unsigned long arg);
-extern long vfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
/*
* iomap support:
diff --git a/fs/ioctl.c b/fs/ioctl.c
index b445b13fc59b..3212c29235ce 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -49,6 +49,7 @@ long vfs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
out:
return error;
}
+EXPORT_SYMBOL(vfs_ioctl);
static int ioctl_fibmap(struct file *filp, int __user *p)
{
diff --git a/include/linux/fs.h b/include/linux/fs.h
index e1884840d556..019817a083a0 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1634,6 +1634,8 @@ int vfs_mkobj(struct dentry *, umode_t,
int (*f)(struct dentry *, umode_t, void *),
void *);
+extern long vfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
+
/*
* VFS file helper functions.
*/