[PATCH virtiofsd 3/3] virtiofsd: support per-file DAX in FUSE_LOOKUP

[Jeffle Xu <jefflexu@xxxxxxxxxxxxxxxxx>]

Signed-off-by: Jeffle Xu <jefflexu@xxxxxxxxxxxxxxxxx>
---
 tools/virtiofsd/passthrough_ll.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index da88304253..1a472ce7f0 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -1026,6 +1026,9 @@ static int lo_do_lookup(fuse_req_t req, fuse_ino_t parent, const char *name,
         e->attr_flags |= FUSE_ATTR_SUBMOUNT;
     }
 
+    if (e->attr.st_size >= 1048576)
+	e->attr_flags |= FUSE_ATTR_DAX;
+
     inode = lo_find(lo, &e->attr, mnt_id);
     if (inode) {
         close(newfd);
-- 
2.27.0