hw/9pfs: Use export flag for indicating security model

This helps to remove some of the structure members

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>

1 files changed, 7 insertions, 24 deletions

diff --git a/hw/9pfs/virtio-9p-device.c b/hw/9pfs/virtio-9p-device.c
index af230b6..bba4c54 100644
--- a/hw/9pfs/virtio-9p-device.c
+++ b/hw/9pfs/virtio-9p-device.c
@@ -83,35 +83,18 @@ VirtIODevice *virtio_9p_init(DeviceState *dev, V9fsConf *conf)
         exit(1);
     }
 
-    if (!strcmp(fse->security_model, "passthrough")) {
-        /* Files on the Fileserver set to client user credentials */
-        s->ctx.fs_sm = SM_PASSTHROUGH;
+    s->ctx.export_flags = fse->export_flags;
+    s->ctx.fs_root = g_strdup(fse->path);
+    s->ctx.exops.get_st_gen = NULL;
+
+    if (fse->export_flags & V9FS_SM_PASSTHROUGH) {
         s->ctx.xops = passthrough_xattr_ops;
-    } else if (!strcmp(fse->security_model, "mapped")) {
-        /* Files on the fileserver are set to QEMU credentials.
-         * Client user credentials are saved in extended attributes.
-         */
-        s->ctx.fs_sm = SM_MAPPED;
+    } else if (fse->export_flags & V9FS_SM_MAPPED) {
         s->ctx.xops = mapped_xattr_ops;
-    } else if (!strcmp(fse->security_model, "none")) {
-        /*
-         * Files on the fileserver are set to QEMU credentials.
-         */
-        s->ctx.fs_sm = SM_NONE;
-        s->ctx.xops = none_xattr_ops;
-    } else {
-        fprintf(stderr, "Default to security_model=none. You may want"
-                " enable advanced security model using "
-                "security option:\n\t security_model=passthrough\n\t "
-                "security_model=mapped\n");
-        s->ctx.fs_sm = SM_NONE;
+    } else if (fse->export_flags & V9FS_SM_NONE) {
         s->ctx.xops = none_xattr_ops;
     }
 
-    s->ctx.export_flags = fse->export_flags;
-    s->ctx.fs_root = g_strdup(fse->path);
-    s->ctx.exops.get_st_gen = NULL;
-
     len = strlen(conf->tag);
     if (len > MAX_TAG_LEN) {
         fprintf(stderr, "mount tag '%s' (%d bytes) is longer than "