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| author | Vivek Goyal <vgoyal@redhat.com> | 2010-10-01 21:16:41 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-10-01 21:16:41 +0200 |
| commit | 9355aede5a3c4975e0ba8bbfe2b9d1fd73308916 (patch) | |
| tree | 73db212009de0e60d71d343b737d6a90449b06b8 /block/blk-cgroup.h | |
| parent | 5e901a2b95db709c5e40599ff4df6029be1e2a12 (diff) | |
| download | blackbird-op-linux-9355aede5a3c4975e0ba8bbfe2b9d1fd73308916.tar.gz blackbird-op-linux-9355aede5a3c4975e0ba8bbfe2b9d1fd73308916.zip | |
blkio-throttle: limit max iops value to UINT_MAX
- Limit max iops value to UINT_MAX and return error to user if value is more
than that instead of accepting bigger values and truncating implicitly.
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/blk-cgroup.h')
| -rw-r--r-- | block/blk-cgroup.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk-cgroup.h b/block/blk-cgroup.h index 034c35562dba..ea4861bdd549 100644 --- a/block/blk-cgroup.h +++ b/block/blk-cgroup.h @@ -20,6 +20,9 @@ enum blkio_policy_id { BLKIO_POLICY_THROTL, /* Throttling */ }; +/* Max limits for throttle policy */ +#define THROTL_IOPS_MAX UINT_MAX + #if defined(CONFIG_BLK_CGROUP) || defined(CONFIG_BLK_CGROUP_MODULE) #ifndef CONFIG_BLK_CGROUP |
