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| author | Andre Noll <maan@systemlinux.org> | 2009-06-18 08:45:01 +1000 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2009-06-18 08:45:01 +1000 |
| commit | 9d8f0363623b3da12c43007cf77f5e1a4e8a5964 (patch) | |
| tree | 0fee53971a397ade209dd36c4f1ed50db6450faf /drivers/md/raid1.c | |
| parent | fbb704efb784e2c8418e34dc3013af76bdd58101 (diff) | |
| download | kernel_samsung_smdk4412-9d8f0363623b3da12c43007cf77f5e1a4e8a5964.tar.gz kernel_samsung_smdk4412-9d8f0363623b3da12c43007cf77f5e1a4e8a5964.tar.bz2 kernel_samsung_smdk4412-9d8f0363623b3da12c43007cf77f5e1a4e8a5964.zip | |
md: Make mddev->chunk_size sector-based.
This patch renames the chunk_size field to chunk_sectors with the
implied change of semantics. Since
is_power_of_2(chunk_size) = is_power_of_2(chunk_sectors << 9)
= is_power_of_2(chunk_sectors)
these bits don't need an adjustment for the shift.
Signed-off-by: Andre Noll <maan@systemlinux.org>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid1.c')
| -rw-r--r-- | drivers/md/raid1.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 5ea5bca53a5..388635735ae 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -2161,10 +2161,10 @@ static int raid1_reshape(mddev_t *mddev) int d, d2, err; /* Cannot change chunk_size, layout, or level */ - if (mddev->chunk_size != mddev->new_chunk || + if (mddev->chunk_sectors << 9 != mddev->new_chunk || mddev->layout != mddev->new_layout || mddev->level != mddev->new_level) { - mddev->new_chunk = mddev->chunk_size; + mddev->new_chunk = mddev->chunk_sectors << 9; mddev->new_layout = mddev->layout; mddev->new_level = mddev->level; return -EINVAL; |