On Wed, Sep 27, 2023 at 02:25:40PM +0000, Luiz Capitulino <luizcap@xxxxxxxxxx> wrote: > We have a need of using favordynmods with cgroup v1, which doesn't support > changing mount flags during remount. Enabling CONFIG_CGROUP_FAVOR_DYNMODS at > build-time is not an option because we want to be able to selectively > enable it for certain systems. > > This commit addresses this by introducing the cgroup_favordynmods= > command-line option. This option works for both cgroup v1 and v2 and also > allows for disabling favorynmods when the kernel built with > CONFIG_CGROUP_FAVOR_DYNMODS=y. > > Also, note that when cgroup_favordynmods=true favordynmods is never > disabled in cgroup_destroy_root(). > > Signed-off-by: Luiz Capitulino <luizcap@xxxxxxxxxx> > --- > .../admin-guide/kernel-parameters.txt | 4 ++++ > kernel/cgroup/cgroup.c | 18 ++++++++++++++---- > 2 files changed, 18 insertions(+), 4 deletions(-) (resend too) Reviewed-by: Michal Koutný <mkoutny@xxxxxxxx>
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