+ LIST_REMOVE(device_bandwidths, c->blockio_device_bandwidths, b);
+ free(b->path);
+ free(b);
+}
+
+void cgroup_context_done(CGroupContext *c) {
+ assert(c);
+
+ while (c->blockio_device_weights)
+ cgroup_context_free_blockio_device_weight(c, c->blockio_device_weights);
+
+ while (c->blockio_device_bandwidths)
+ cgroup_context_free_blockio_device_bandwidth(c, c->blockio_device_bandwidths);
+
+ while (c->device_allow)
+ cgroup_context_free_device_allow(c, c->device_allow);
+}
+
+void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix) {
+ CGroupBlockIODeviceBandwidth *b;
+ CGroupBlockIODeviceWeight *w;
+ CGroupDeviceAllow *a;
+
+ assert(c);
+ assert(f);
+
+ prefix = strempty(prefix);
+
+ fprintf(f,
+ "%sCPUAccounting=%s\n"
+ "%sBlockIOAccounting=%s\n"
+ "%sMemoryAccounting=%s\n"
+ "%sCPUShares=%lu\n"
+ "%sBlockIOWeight=%lu\n"
+ "%sMemoryLimit=%" PRIu64 "\n"
+ "%sDevicePolicy=%s\n",
+ prefix, yes_no(c->cpu_accounting),
+ prefix, yes_no(c->blockio_accounting),
+ prefix, yes_no(c->memory_accounting),
+ prefix, c->cpu_shares,
+ prefix, c->blockio_weight,
+ prefix, c->memory_limit,
+ prefix, cgroup_device_policy_to_string(c->device_policy));
+
+ LIST_FOREACH(device_allow, a, c->device_allow)
+ fprintf(f,
+ "%sDeviceAllow=%s %s%s%s\n",
+ prefix,
+ a->path,
+ a->r ? "r" : "", a->w ? "w" : "", a->m ? "m" : "");
+
+ LIST_FOREACH(device_weights, w, c->blockio_device_weights)
+ fprintf(f,
+ "%sBlockIODeviceWeight=%s %lu",
+ prefix,
+ w->path,
+ w->weight);
+
+ LIST_FOREACH(device_bandwidths, b, c->blockio_device_bandwidths) {
+ char buf[FORMAT_BYTES_MAX];
+
+ fprintf(f,
+ "%s%s=%s %s\n",
+ prefix,
+ b->read ? "BlockIOReadBandwidth" : "BlockIOWriteBandwidth",
+ b->path,
+ format_bytes(buf, sizeof(buf), b->bandwidth));
+ }
+}
+
+static int lookup_blkio_device(const char *p, dev_t *dev) {
+ struct stat st;
+ int r;
+
+ assert(p);
+ assert(dev);
+
+ r = stat(p, &st);