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| author | Olof Johansson <olof@lixom.net> | 2013-02-04 22:56:41 -0800 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2013-02-04 22:56:41 -0800 |
| commit | 469da62096e23adc755c1268b00b5fc7a214151b (patch) | |
| tree | fefd055fdae584e38d551f44d1339eb22cee4ed9 /drivers/md/dm.c | |
| parent | 4227961650884a06757f80877d5dce0bddc723d4 (diff) | |
| parent | 88b62b915b0b7e25870eb0604ed9a92ba4bfc9f7 (diff) | |
| download | olio-linux-3.10-469da62096e23adc755c1268b00b5fc7a214151b.tar.xz olio-linux-3.10-469da62096e23adc755c1268b00b5fc7a214151b.zip | |
Merge tag 'v3.8-rc6' into next/soc
Linux 3.8-rc6
Diffstat (limited to 'drivers/md/dm.c')
| -rw-r--r-- | drivers/md/dm.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index c72e4d5a961..314a0e2faf7 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1188,6 +1188,7 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci, { struct dm_target *ti; sector_t len; + unsigned num_requests; do { ti = dm_table_find_target(ci->map, ci->sector); @@ -1200,7 +1201,8 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci, * reconfiguration might also have changed that since the * check was performed. */ - if (!get_num_requests || !get_num_requests(ti)) + num_requests = get_num_requests ? get_num_requests(ti) : 0; + if (!num_requests) return -EOPNOTSUPP; if (is_split_required && !is_split_required(ti)) @@ -1208,7 +1210,7 @@ static int __clone_and_map_changing_extent_only(struct clone_info *ci, else len = min(ci->sector_count, max_io_len(ci->sector, ti)); - __issue_target_requests(ci, ti, ti->num_discard_requests, len); + __issue_target_requests(ci, ti, num_requests, len); ci->sector += len; } while (ci->sector_count -= len); |