From ac2dc058bce81b83631ad5accb90b8f4abe613b7 Mon Sep 17 00:00:00 2001 From: Dave Chinner Date: Wed, 17 Aug 2016 08:41:34 +1000 Subject: [PATCH] iomap: prepare iomap_fiemap for attribute mappings By bassing through an -ENOENT, similar to the old XFS implementation of FIEMAP_FLAG_XATTR. Signed-off-by: Dave Chinner [hch: split from a larger patch] Signed-off-by: Christoph Hellwig Reviewed-by: Dave Chinner Signed-off-by: Dave Chinner --- fs/iomap.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/iomap.c b/fs/iomap.c index 56c19e617a26..d9d1f50c36aa 100644 --- a/fs/iomap.c +++ b/fs/iomap.c @@ -476,6 +476,9 @@ int iomap_fiemap(struct inode *inode, struct fiemap_extent_info *fi, while (len > 0) { ret = iomap_apply(inode, start, len, 0, ops, &ctx, iomap_fiemap_actor); + /* inode with no (attribute) mapping will give ENOENT */ + if (ret == -ENOENT) + break; if (ret < 0) return ret; if (ret == 0)