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authorNeilBrown <neilb@suse.de>2005-11-28 13:44:12 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-28 14:42:25 -0800
commitb2a2703c282ce77d189a250f58039daac1da3314 (patch)
tree974bf2c2d418b5c57f8c27ea10b01c46710eb3eb /drivers
parentb5ab28a3b81381103b686ff6b9d2f5fbb944bc8c (diff)
downloadop-kernel-dev-b2a2703c282ce77d189a250f58039daac1da3314.zip
op-kernel-dev-b2a2703c282ce77d189a250f58039daac1da3314.tar.gz
[PATCH] md: set default_bitmap_offset properly in set_array_info
If an array is created using set_array_info, default_bitmap_offset isn't set properly meaning that an internal bitmap cannot be hot-added until the array is stopped and re-assembled. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/md/md.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 78c7418..cd12fca 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1028,7 +1028,6 @@ static int super_1_validate(mddev_t *mddev, mdk_rdev_t *rdev)
mddev->size = le64_to_cpu(sb->size)/2;
mddev->events = le64_to_cpu(sb->events);
mddev->bitmap_offset = 0;
- mddev->default_bitmap_offset = 0;
mddev->default_bitmap_offset = 1024;
mddev->recovery_cp = le64_to_cpu(sb->resync_offset);
@@ -2932,6 +2931,9 @@ static int set_array_info(mddev_t * mddev, mdu_array_info_t *info)
mddev->sb_dirty = 1;
+ mddev->default_bitmap_offset = MD_SB_BYTES >> 9;
+ mddev->bitmap_offset = 0;
+
/*
* Generate a 128 bit UUID
*/
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