Support bitmaps with raid10

[thirdparty/mdadm.git] / Build.c

diff --git a/Build.c b/Build.c
index 2fcc47e153f2d3c29c428cf308d27fe966a747f2..bb53a11cfbdddb6fd5551defbf1dd69736d6f0bd 100644 (file)
--- a/Build.c
+++ b/Build.c
@@ -58,6 +58,7 @@ int Build(char *mddev, int mdfd, int chunk, int level, int layout,
        mddev_dev_t dv;
        int bitmap_fd;
        unsigned long long size = ~0ULL;
+       unsigned long long bitmapsize;
 
        /* scan all devices, make sure they really are block devices */
        for (dv = devlist; dv; dv=dv->next) {
@@ -215,8 +216,9 @@ int Build(char *mddev, int mdfd, int chunk, int level, int layout,
                                                "  between different architectured.  Consider upgrading the Linux kernel.\n");
 #endif
                                }
+                               bitmapsize = size>>9; /* FIXME wrong for RAID10 */
                                if (CreateBitmap(bitmap_file, 1, NULL, bitmap_chunk,
-                                                delay, write_behind, size>>9, major)) {
+                                                delay, write_behind, bitmapsize, major)) {
                                        return 1;
                                }
                                bitmap_fd = open(bitmap_file, O_RDWR);