update stop ioctl

Change-Id: Ib1757baa0bcc48082cb36848b5f06da2cc401437

diff --git a/bcache.c b/bcache.c
index ee4b0f736bc996e23332d77ee158e2543419fae1..c9a02586f71b65761c46226a43ba0b4b4caa6b34 100644 (file)
--- a/bcache.c
+++ b/bcache.c
@@ -1158,13 +1158,13 @@ char *unregister_bcache(char *const *devs)
        int ret, bcachefd;
        char *err = NULL;
 
-       bcachefd = open("/dev/bcache", O_RDWR);
+       bcachefd = open("/dev/bcache_extent0", O_RDWR);
        if (bcachefd < 0) {
                err = "Can't open bcache device";
                goto err;
        }
 
-       ret = ioctl(bcachefd, BCH_IOCTL_UNREGISTER, devs);
+       ret = ioctl(bcachefd, BCH_IOCTL_STOP);
        if (ret < 0) {
                char tmp[64];
                snprintf(tmp, 64, "ioctl unregister error: %s\n",