Tools: hv: vssdaemon: skip all filesystems mounted readonly

Instead of making a list of exceptions for readonly filesystems
in addition to iso9660 we already have it is better to skip freeze
operation for all readonly-mounted filesystems.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Acked-by: Dexuan Cui <decui@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
index ee44f0d..5e63f70 100644 (file)
--- a/tools/hv/hv_vss_daemon.c
+++ b/tools/hv/hv_vss_daemon.c
@@ -102,7 +102,7 @@ static int vss_operate(int operation)
        while ((ent = getmntent(mounts))) {
                if (strncmp(ent->mnt_fsname, match, strlen(match)))
                        continue;
-               if (strcmp(ent->mnt_type, "iso9660") == 0)
+               if (hasmntopt(ent, MNTOPT_RO) != NULL)
                        continue;
                if (strcmp(ent->mnt_type, "vfat") == 0)
                        continue;