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authorNeilBrown <neilb@suse.de>2006-06-26 11:27:40 +0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 20:58:37 +0400
commit5fd6c1dce06ec24ef3de20fe0c7ecf2ba9fe5ef9 (patch)
treebd7cc8c22615e8622d3d63b7fc68dcc3ac1964de /drivers/md/raid5.c
parenta8a55c387da28d67d98f56e4f5021462cb61f7a6 (diff)
downloadlinux-5fd6c1dce06ec24ef3de20fe0c7ecf2ba9fe5ef9.tar.xz
[PATCH] md: allow checkpoint of recovery with version-1 superblock
For a while we have had checkpointing of resync. The version-1 superblock allows recovery to be checkpointed as well, and this patch implements that. Due to early carelessness we need to add a feature flag to signal that the recovery_offset field is in use, otherwise older kernels would assume that a partially recovered array is in fact fully recovered. 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/md/raid5.c')
-rw-r--r--drivers/md/raid5.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 9ba73074df04..970eb03ec6c0 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3555,6 +3555,7 @@ static int raid5_start_reshape(mddev_t *mddev)
set_bit(In_sync, &rdev->flags);
conf->working_disks++;
added_devices++;
+ rdev->recovery_offset = 0;
sprintf(nm, "rd%d", rdev->raid_disk);
sysfs_create_link(&mddev->kobj, &rdev->kobj, nm);
} else