From: Ian Kent Date: Wed, 23 Nov 2016 21:03:42 +0000 (+1100) Subject: vfs: remove unused have_submounts() function X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f74e7b33c37e5a7bae33bb73858c2766cb256626;p=linux-beck.git vfs: remove unused have_submounts() function Now that path_has_submounts() has been added have_submounts() is no longer used so remove it. Link: http://lkml.kernel.org/r/20161011053428.27645.12310.stgit@pluto.themaw.net Signed-off-by: Ian Kent Cc: Al Viro Cc: Eric W. Biederman Cc: Omar Sandoval Signed-off-by: Andrew Morton Signed-off-by: Al Viro --- diff --git a/fs/dcache.c b/fs/dcache.c index 8515875854b6..252378359a8f 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1273,39 +1273,6 @@ rename_retry: goto again; } -/* - * Search for at least 1 mount point in the dentry's subdirs. - * We descend to the next level whenever the d_subdirs - * list is non-empty and continue searching. - */ - -static enum d_walk_ret check_mount(void *data, struct dentry *dentry) -{ - int *ret = data; - if (d_mountpoint(dentry)) { - *ret = 1; - return D_WALK_QUIT; - } - return D_WALK_CONTINUE; -} - -/** - * have_submounts - check for mounts over a dentry - * @parent: dentry to check. - * - * Return true if the parent or its subdirectories contain - * a mount point - */ -int have_submounts(struct dentry *parent) -{ - int ret = 0; - - d_walk(parent, &ret, check_mount, NULL); - - return ret; -} -EXPORT_SYMBOL(have_submounts); - struct check_mount { struct vfsmount *mnt; unsigned int mounted; diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 0ffaf7aef9ae..c965e4469499 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -254,7 +254,6 @@ extern struct dentry *d_find_alias(struct inode *); extern void d_prune_aliases(struct inode *); /* test whether we have any submounts in a subdir tree */ -extern int have_submounts(struct dentry *); extern int path_has_submounts(const struct path *); /*