virtiofsd: Add attr_flags to fuse_entry_param

fuse_entry_param is converted to fuse_attr on the line (by
fill_entry()), so it should have a member that mirrors fuse_attr.flags.

fill_entry() should then copy this fuse_entry_param.attr_flags to
fuse_attr.flags.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20201102161859.156603-3-mreitz@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c
index 370222339ba74ac4241e29db004d41e66c696746..c70fb16a9a5313160a4cc53faf86e1265cc28082 100644 (file)
--- a/tools/virtiofsd/fuse_lowlevel.c
+++ b/tools/virtiofsd/fuse_lowlevel.c
@@ -341,6 +341,8 @@ static void fill_entry(struct fuse_entry_out *arg,
         .attr_valid_nsec = calc_timeout_nsec(e->attr_timeout),
     };
     convert_stat(&e->attr, &arg->attr);
+
+    arg->attr.flags = e->attr_flags;
 }
 
 /*

diff --git a/tools/virtiofsd/fuse_lowlevel.h b/tools/virtiofsd/fuse_lowlevel.h
index 562fd5241ed400013f6fa65116ee4c4b0831e241..9c06240f9e61ea259241a3ec77e9cf2ff8d5856f 100644 (file)
--- a/tools/virtiofsd/fuse_lowlevel.h
+++ b/tools/virtiofsd/fuse_lowlevel.h
@@ -102,6 +102,11 @@ struct fuse_entry_param {
      *  large value.
      */
     double entry_timeout;
+
+    /**
+     * Flags for fuse_attr.flags that do not fit into attr.
+     */
+    uint32_t attr_flags;
 };
 
 /**