LGTM to first 5 patches. + probably we need a test for this in kselftests?
-- Best regards, Konstantin Khorenko, Virtuozzo Linux Kernel Team On 11/14/25 11:59, Pavel Tikhomirov wrote:
[1-3] Port unrelated mainstream fixes for racy freezer. [4] Revert our hack for hang in ptrace, which does not look needed now. [5] Allow cgroup-v2 freezer to be frozern while ignoring kernel threads. [6] Support "unfreezable process" warning in cgroup-v2 freezer. https://virtuozzo.atlassian.net/browse/VSTOR-118578 Signed-off-by: Pavel Tikhomirov <[email protected]> Chen Ridong (3): cgroup,freezer: fix incomplete freezing when attaching tasks sched,freezer: Remove unnecessary warning in __thaw_task Revert "cgroup_freezer: cgroup_freezing: Check if not frozen" Pavel Tikhomirov (3): Revert "kernel/freezer: don't freeze stopped & about to be ptraced task" cgroup-v2/freezer: allow freezing with kthreads cgroup-v2/freezer: Print information about unfreezable process include/linux/cgroup-defs.h | 10 +++ include/linux/cgroup.h | 3 + kernel/cgroup/cgroup.c | 120 +++++++++++++++++++++++++++++++++ kernel/cgroup/freezer.c | 11 ++- kernel/cgroup/legacy_freezer.c | 47 +------------ kernel/freezer.c | 18 +---- 6 files changed, 147 insertions(+), 62 deletions(-)
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