Commit 519525fa authored Feb 05, 2020 by Vivek Goyal Committed by Miklos Szeredi Feb 06, 2020

fuse: Support RENAME_WHITEOUT flag



Allow fuse to pass RENAME_WHITEOUT to fuse server.  Overlayfs on top of
virtiofs uses RENAME_WHITEOUT.

Without this patch renaming a directory in overlayfs (dir is on lower)
fails with -EINVAL. With this patch it works.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

parent 2f139829

fs/fuse/dir.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -818,7 +818,7 @@ static int fuse_rename2(struct inode olddir, struct dentry oldent,
		struct fuse_conn *fc = get_fuse_conn(olddir);
		int err;

		if (flags & ~(RENAME_NOREPLACE \| RENAME_EXCHANGE))
		if (flags & ~(RENAME_NOREPLACE \| RENAME_EXCHANGE \| RENAME_WHITEOUT))
		return -EINVAL;

		if (flags) {

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