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Ciju Rajan K authored
If the cgroup hierarchy for blkio control groups is deeper than two levels, kernel should not allow the creation of further levels. mkdir system call does not except EINVAL as a return value. This patch replaces EINVAL with more appropriate EPERM Signed-off-by:
Ciju Rajan K <ciju@linux.vnet.ibm.com> Reviewed-by:
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by:
Jens Axboe <jaxboe@fusionio.com>
96aa1b41