restripe: allow test code to have an offset on each device.

If device name ends :number, e.g.
   /dev/sda0:1234

then assume the RAID data starts that many sectors from start of
device.

Signed-off-by: NeilBrown <neilb@suse.de>

diff --git a/restripe.c b/restripe.c
index f579a92c87440f85fb69cbf18a4dba45ae6df8fb..906788c4c94699e6e44594b4f9b07f534770d7ac 100644 (file)
--- a/restripe.c
+++ b/restripe.c
@@ -875,6 +875,14 @@ main(int argc, char *argv[])
                exit(3);
        }
        for (i=0; i<raid_disks; i++) {
+               char *p;
+               p = strchr(argv[9+i], ':');
+
+               if(p != NULL) {
+                       *p++ = '\0';
+                       offsets[i] = atoll(p) * 512;
+               }
+                       
                fds[i] = open(argv[9+i], O_RDWR);
                if (fds[i] < 0) {
                        perror(argv[9+i]);