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authorLinus Torvalds <torvalds@linux-foundation.org>2023-02-21 10:36:29 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2023-02-21 10:36:29 -0800
commit8ca8d89b43caf9a02a18414d6eeff966d2b14512 (patch)
tree4a4a3002f32519795394985dec3157f5e7118163 /kernel/cgroup
parent3e82b41e1e3cc74108712a66b5be8a7b8be9e8b0 (diff)
parent32a47817d07557ffca9992964c514fd79bda6fba (diff)
Merge tag 'cgroup-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo: "All the changes are trivial: documentation updates and a trivial code cleanup" * tag 'cgroup-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: cgroup/cpuset: fix a few kernel-doc warnings & coding style docs: cgroup-v1: use numbered lists for user interface setup docs: cgroup-v1: add internal cross-references docs: cgroup-v1: make swap extension subsections subsections docs: cgroup-v1: use bullet lists for list of stat file tables docs: cgroup-v1: move hierarchy of accounting caption docs: cgroup-v1: fix footnotes docs: cgroup-v1: use code block for locking order schema docs: cgroup-v1: wrap remaining admonitions in admonition blocks docs: cgroup-v1: replace custom note constructs with appropriate admonition blocks cgroup/cpuset: no need to explicitly init a global static variable
Diffstat (limited to 'kernel/cgroup')
-rw-r--r--kernel/cgroup/cpuset.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index ca826bd1eba3..636f1c682ac0 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1271,7 +1271,7 @@ static int update_flag(cpuset_flagbits_t bit, struct cpuset *cs,
int turning_on);
/**
* update_parent_subparts_cpumask - update subparts_cpus mask of parent cpuset
- * @cpuset: The cpuset that requests change in partition root state
+ * @cs: The cpuset that requests change in partition root state
* @cmd: Partition root state change command
* @newmask: Optional new cpumask for partcmd_update
* @tmp: Temporary addmask and delmask
@@ -3286,8 +3286,6 @@ struct cgroup_subsys cpuset_cgrp_subsys = {
int __init cpuset_init(void)
{
- BUG_ON(percpu_init_rwsem(&cpuset_rwsem));
-
BUG_ON(!alloc_cpumask_var(&top_cpuset.cpus_allowed, GFP_KERNEL));
BUG_ON(!alloc_cpumask_var(&top_cpuset.effective_cpus, GFP_KERNEL));
BUG_ON(!zalloc_cpumask_var(&top_cpuset.subparts_cpus, GFP_KERNEL));
@@ -3907,8 +3905,7 @@ bool __cpuset_node_allowed(int node, gfp_t gfp_mask)
}
/**
- * cpuset_mem_spread_node() - On which node to begin search for a file page
- * cpuset_slab_spread_node() - On which node to begin search for a slab page
+ * cpuset_spread_node() - On which node to begin search for a page
*
* If a task is marked PF_SPREAD_PAGE or PF_SPREAD_SLAB (as for
* tasks in a cpuset with is_spread_page or is_spread_slab set),
@@ -3932,12 +3929,14 @@ bool __cpuset_node_allowed(int node, gfp_t gfp_mask)
* is passed an offline node, it will fall back to the local node.
* See kmem_cache_alloc_node().
*/
-
static int cpuset_spread_node(int *rotor)
{
return *rotor = next_node_in(*rotor, current->mems_allowed);
}
+/**
+ * cpuset_mem_spread_node() - On which node to begin search for a file page
+ */
int cpuset_mem_spread_node(void)
{
if (current->cpuset_mem_spread_rotor == NUMA_NO_NODE)
@@ -3947,6 +3946,9 @@ int cpuset_mem_spread_node(void)
return cpuset_spread_node(&current->cpuset_mem_spread_rotor);
}
+/**
+ * cpuset_slab_spread_node() - On which node to begin search for a slab page
+ */
int cpuset_slab_spread_node(void)
{
if (current->cpuset_slab_spread_rotor == NUMA_NO_NODE)
@@ -3955,7 +3957,6 @@ int cpuset_slab_spread_node(void)
return cpuset_spread_node(&current->cpuset_slab_spread_rotor);
}
-
EXPORT_SYMBOL_GPL(cpuset_mem_spread_node);
/**