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blkio-throttle: limit max iops value to UINT_MAX

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- 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 <[email protected]>
This commit is contained in:
Vivek Goyal 2010-10-01 21:16:41 +02:00 • committed by Jens Axboe
commit 9355aede5a
2 changed files with 10 additions and 4 deletions
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3
block/blk-cgroup.h
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@ -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