| commit | 848b3182365fdf5a05bcd5ed949071cac2c894b3 | [log] [tgz] |
|---|---|---|
| author | NeilBrown <neilb@suse.de> | Tue May 26 12:41:08 2009 +1000 |
| committer | NeilBrown <neilb@suse.de> | Tue May 26 12:41:08 2009 +1000 |
| tree | cfb09457f8d8d582d443a92c2a47f1f9862a2036 | |
| parent | b6a9ce688f613e2ee5f15e6720e0bb8520efc36e [diff] |
md: raid5: avoid sector values going negative when testing reshape progress. As sector_t in unsigned, we cannot afford to let 'safepos' etc go negative. So replace a -= b; by a -= min(b,a); Signed-off-by: NeilBrown <neilb@suse.de>