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Diffstat (limited to 'src/core/cgroup.c')
-rw-r--r--src/core/cgroup.c117
1 files changed, 2 insertions, 115 deletions
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 7a6a4024e5..39235a95f6 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -51,8 +51,6 @@ void cgroup_context_init(CGroupContext *c) {
c->startup_blockio_weight = CGROUP_BLKIO_WEIGHT_INVALID;
c->tasks_max = (uint64_t) -1;
-
- c->netclass_type = CGROUP_NETCLASS_TYPE_NONE;
}
void cgroup_context_free_device_allow(CGroupContext *c, CGroupDeviceAllow *a) {
@@ -297,7 +295,7 @@ fail:
return -errno;
}
-void cgroup_context_apply(CGroupContext *c, CGroupMask mask, const char *path, uint32_t netclass, ManagerState state) {
+void cgroup_context_apply(CGroupContext *c, CGroupMask mask, const char *path, ManagerState state) {
bool is_root;
int r;
@@ -495,17 +493,6 @@ void cgroup_context_apply(CGroupContext *c, CGroupMask mask, const char *path, u
log_full_errno(IN_SET(r, -ENOENT, -EROFS, -EACCES) ? LOG_DEBUG : LOG_WARNING, r,
"Failed to set pids.max on %s: %m", path);
}
-
- if (mask & CGROUP_MASK_NET_CLS) {
- char buf[DECIMAL_STR_MAX(uint32_t)];
-
- sprintf(buf, "%" PRIu32, netclass);
-
- r = cg_set_attribute("net_cls", path, "net_cls.classid", buf);
- if (r < 0)
- log_full_errno(IN_SET(r, -ENOENT, -EROFS, -EACCES) ? LOG_DEBUG : LOG_WARNING, r,
- "Failed to set net_cls.classid on %s: %m", path);
- }
}
CGroupMask cgroup_context_get_mask(CGroupContext *c) {
@@ -538,9 +525,6 @@ CGroupMask cgroup_context_get_mask(CGroupContext *c) {
c->tasks_max != (uint64_t) -1)
mask |= CGROUP_MASK_PIDS;
- if (c->netclass_type != CGROUP_NETCLASS_TYPE_NONE)
- mask |= CGROUP_MASK_NET_CLS;
-
return mask;
}
@@ -908,103 +892,6 @@ static bool unit_has_mask_realized(Unit *u, CGroupMask target_mask) {
return u->cgroup_realized && u->cgroup_realized_mask == target_mask;
}
-static int unit_find_free_netclass_cgroup(Unit *u, uint32_t *ret) {
-
- uint32_t start, i;
- Manager *m;
-
- assert(u);
-
- m = u->manager;
-
- i = start = m->cgroup_netclass_registry_last;
-
- do {
- i++;
-
- if (!hashmap_get(m->cgroup_netclass_registry, UINT_TO_PTR(i))) {
- m->cgroup_netclass_registry_last = i;
- *ret = i;
- return 0;
- }
-
- if (i == UINT32_MAX)
- i = CGROUP_NETCLASS_FIXED_MAX;
-
- } while (i != start);
-
- return -ENOBUFS;
-}
-
-int unit_add_to_netclass_cgroup(Unit *u) {
-
- CGroupContext *cc;
- Unit *first;
- void *key;
- int r;
-
- assert(u);
-
- cc = unit_get_cgroup_context(u);
- if (!cc)
- return 0;
-
- switch (cc->netclass_type) {
- case CGROUP_NETCLASS_TYPE_NONE:
- return 0;
-
- case CGROUP_NETCLASS_TYPE_FIXED:
- u->cgroup_netclass_id = cc->netclass_id;
- break;
-
- case CGROUP_NETCLASS_TYPE_AUTO:
- /* Allocate a new ID in case it was requested and not done yet */
- if (u->cgroup_netclass_id == 0) {
- r = unit_find_free_netclass_cgroup(u, &u->cgroup_netclass_id);
- if (r < 0)
- return r;
-
- log_debug("Dynamically assigned netclass cgroup id %" PRIu32 " to %s", u->cgroup_netclass_id, u->id);
- }
-
- break;
- }
-
- r = hashmap_ensure_allocated(&u->manager->cgroup_netclass_registry, &trivial_hash_ops);
- if (r < 0)
- return r;
-
- key = UINT32_TO_PTR(u->cgroup_netclass_id);
- first = hashmap_get(u->manager->cgroup_netclass_registry, key);
-
- if (first) {
- LIST_PREPEND(cgroup_netclass, first, u);
- return hashmap_replace(u->manager->cgroup_netclass_registry, key, u);
- }
-
- return hashmap_put(u->manager->cgroup_netclass_registry, key, u);
-}
-
-int unit_remove_from_netclass_cgroup(Unit *u) {
-
- Unit *head;
- void *key;
-
- assert(u);
-
- key = UINT32_TO_PTR(u->cgroup_netclass_id);
-
- LIST_FIND_HEAD(cgroup_netclass, u, head);
- LIST_REMOVE(cgroup_netclass, head, u);
-
- if (head)
- return hashmap_replace(u->manager->cgroup_netclass_registry, key, head);
-
- hashmap_remove(u->manager->cgroup_netclass_registry, key);
-
- return 0;
-}
-
/* Check if necessary controllers and attributes for a unit are in place.
*
* If so, do nothing.
@@ -1040,7 +927,7 @@ static int unit_realize_cgroup_now(Unit *u, ManagerState state) {
return r;
/* Finally, apply the necessary attributes. */
- cgroup_context_apply(unit_get_cgroup_context(u), target_mask, u->cgroup_path, u->cgroup_netclass_id, state);
+ cgroup_context_apply(unit_get_cgroup_context(u), target_mask, u->cgroup_path, state);
return 0;
}