|| ||"Aneesh Kumar K.V" <email@example.com> |
|| ||firstname.lastname@example.org, email@example.com, firstname.lastname@example.org,
email@example.com, firstname.lastname@example.org |
|| ||[RFC PATCH 0/6] hugetlbfs: Add cgroup resource controller for hugetlbfs |
|| ||Sat, 11 Feb 2012 03:06:40 +0530|
|| ||Article, Thread
This patchset implements a cgroup resource controller for HugeTLB pages.
It is similar to the existing hugetlb quota support in that the limit is
enforced at mmap(2) time and not at fault time. HugeTLB quota limit the
number of huge pages that can be allocated per superblock.
For shared mapping we track the region mapped by a task along with the
hugetlb cgroup in inode region list. We keep the hugetlb cgroup charged
even after the task that did mmap(2) exit. The uncharge happens during
file truncate. For Private mapping we charge and uncharge from the current
The current patchset doesn't support cgroup hierarchy. We also don't
allow task migration across cgroup.
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