create_cgroup_from_name_value_pairs can't deal name/value pairs from the same
controller
E.G.
cgset -r cpu.cfs_quota_us=400000 -r cpu.cfs_period_us=400000 cgroup
This patch fix the problem.
Signed-off-by: Ivana Hutarova Varekova <varek...@redhat.com>
---
src/wrapper.c | 15 ++++++++++-----
1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/src/wrapper.c b/src/wrapper.c
index dfcfc8f..c03472a 100644
--- a/src/wrapper.c
+++ b/src/wrapper.c
@@ -556,12 +556,17 @@ struct cgroup *create_cgroup_from_name_value_pairs(const
char *name,
strncpy(con, name_value[i].name, FILENAME_MAX);
strtok(con, ".");
- /* add relevant controller */
- cgc = cgroup_add_controller(src_cgroup, con);
+ /* find out whether we have to add the controller or
+ cgroup already contains it */
+ cgc = cgroup_get_controller(src_cgroup, con);
if (!cgc) {
- fprintf(stderr, "controller %s can't be add\n",
- con);
- goto scgroup_err;
+ /* add relevant controller */
+ cgc = cgroup_add_controller(src_cgroup, con);
+ if (!cgc) {
+ fprintf(stderr, "controller %s can't be add\n",
+ con);
+ goto scgroup_err;
+ }
}
/* add name-value pair to this controller */
------------------------------------------------------------------------------
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