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Merge pull request #5455 from kata-containers/main-validate-hp-size

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agent: validate hugepage size is supported
This commit is contained in:
snir911 2022-10-23 08:15:05 +03:00 committed by GitHub
commit ee189d2ebe
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1 changed files with 15 additions and 6 deletions
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21
src/agent/rustjail/src/cgroups/fs/mod.rs
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@ -252,19 +252,28 @@ fn set_devices_resources(
}
fn set_hugepages_resources(
_cg: &cgroups::Cgroup,
cg: &cgroups::Cgroup,
hugepage_limits: &[LinuxHugepageLimit],
res: &mut cgroups::Resources,
) {
info!(sl!(), "cgroup manager set hugepage");
let mut limits = vec![];
let hugetlb_controller = cg.controller_of::<HugeTlbController>();
for l in hugepage_limits.iter() {
let hr = HugePageResource {
size: l.page_size.clone(),
limit: l.limit,
};
limits.push(hr);
if hugetlb_controller.is_some() && hugetlb_controller.unwrap().size_supported(&l.page_size)
{
let hr = HugePageResource {
size: l.page_size.clone(),
limit: l.limit,
};
limits.push(hr);
} else {
warn!(
sl!(),
"{} page size support cannot be verified, dropping requested limit", l.page_size
);
}
}
res.hugepages.limits = limits;
}