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authorNeilBrown <neilb@suse.de>2006-06-26 00:27:40 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 09:58:37 -0700
commit5fd6c1dce06ec24ef3de20fe0c7ecf2ba9fe5ef9 (patch)
treebd7cc8c22615e8622d3d63b7fc68dcc3ac1964de /drivers/md/raid10.c
parenta8a55c387da28d67d98f56e4f5021462cb61f7a6 (diff)
downloadop-kernel-dev-5fd6c1dce06ec24ef3de20fe0c7ecf2ba9fe5ef9.zip
op-kernel-dev-5fd6c1dce06ec24ef3de20fe0c7ecf2ba9fe5ef9.tar.gz
[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/raid10.c')
-rw-r--r--drivers/md/raid10.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index affeaef..2ca1877 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -2015,7 +2015,8 @@ static int run(mddev_t *mddev)
disk = conf->mirrors + i;
- if (!disk->rdev) {
+ if (!disk->rdev ||
+ !test_bit(In_sync, &rdev->flags)) {
disk->head_position = 0;
mddev->degraded++;
}
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