This adds memory.low for cgroup v1. Semantics the same as for cgroup v2. Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com> (cherry picked from commit 9ab48918d4587dc614595055e66e2e17af5c4a44) VvS: rebase to rh9 https://jira.sw.ru/browse/PSBM-133990 Signed-off-by: Vasily Averin <v...@virtuozzo.com> --- mm/memcontrol.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 702a81dfe72d..0ad4b3906279 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -4915,6 +4915,10 @@ static ssize_t memcg_write_event_control(struct kernfs_open_file *of, return ret; } +static ssize_t memory_low_write(struct kernfs_open_file *of, + char *buf, size_t nbytes, loff_t off); +static int memory_low_show(struct seq_file *m, void *v); + static struct cftype mem_cgroup_legacy_files[] = { { .name = "usage_in_bytes", @@ -4945,6 +4949,12 @@ static struct cftype mem_cgroup_legacy_files[] = { .write = mem_cgroup_reset, .read_u64 = mem_cgroup_read_u64, }, + { + .name = "low", + .flags = CFTYPE_NOT_ON_ROOT, + .write = memory_low_write, + .seq_show = memory_low_show, + }, { .name = "stat", .seq_show = memcg_stat_show, -- 2.25.1 _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel