From: NeilBrown <neilb@suse.de>
Date: Mon, 6 Apr 2009 05:53:31 +0000 (+1000)
Subject: Create: round to chunk size
X-Git-Tag: mdadm-3.0-rc1~47
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9f3bd60c79a5c0941af7af8422299769f23b77df;p=thirdparty%2Fmdadm.git

Create: round to chunk size

There are probably other places where rounding size to
chunksize is needed, or useful, but this is a good start.

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

diff --git a/Create.c b/Create.c
index d33f8914..9f52b41d 100644
--- a/Create.c
+++ b/Create.c
@@ -261,6 +261,8 @@ int Create(struct supertype *st, char *mddev,
 		return 1;
 	}
 	
+	if (size && chunk)
+		size &= ~(unsigned long long)(chunk - 1);
 	newsize = size * 2;
 	if (st && ! st->ss->validate_geometry(st, level, layout, raiddisks,
 					      chunk, size*2, NULL, &newsize, verbose>=0))