make rsync deal with sparse files efficiently

Signed-off-by: Lukas Pirl <git@lukas-pirl.de>

diff --git a/src/lxc/bdev.c b/src/lxc/bdev.c
index 529b92b4fe6e6698c090deac6e7160e1bef07cb0..510897f78749389dab992a54111ba3a10fc42de6 100644 (file)
--- a/src/lxc/bdev.c
+++ b/src/lxc/bdev.c
@@ -102,7 +102,7 @@ static int do_rsync(const char *src, const char *dest)
        s[l-2] = '/';
        s[l-1] = '\0';
 
-       execlp("rsync", "rsync", "-aHX", "--delete", s, dest, (char *)NULL);
+       execlp("rsync", "rsync", "-aHXS", "--delete", s, dest, (char *)NULL);
        exit(1);
 }