diff mbox series

[bpf-next,v4,05/30] bpf: refine memcg-based memory accounting for cpumap maps

Message ID 20200821150134.2581465-6-guro@fb.com (mailing list archive)
State New, archived
Headers show
Series bpf: switch to memcg-based memory accounting | expand

Commit Message

Roman Gushchin Aug. 21, 2020, 3:01 p.m. UTC 
Include metadata and percpu data into the memcg-based memory accounting.

Signed-off-by: Roman Gushchin <guro@fb.com>
Acked-by: Song Liu <songliubraving@fb.com>
---
 kernel/bpf/cpumap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Shakeel Butt Aug. 27, 2020, 1:24 a.m. UTC | #1 
On Fri, Aug 21, 2020 at 8:11 AM Roman Gushchin <guro@fb.com> wrote:
>
> Include metadata and percpu data into the memcg-based memory accounting.
>
> Signed-off-by: Roman Gushchin <guro@fb.com>
> Acked-by: Song Liu <songliubraving@fb.com>

Reviewed-by: Shakeel Butt <shakeelb@google.com>
diff mbox series

Patch

diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c
index f1c46529929b..74ae9fcbe82e 100644
--- a/kernel/bpf/cpumap.c
+++ b/kernel/bpf/cpumap.c
@@ -99,7 +99,7 @@  static struct bpf_map *cpu_map_alloc(union bpf_attr *attr)
 	    attr->map_flags & ~BPF_F_NUMA_NODE)
 		return ERR_PTR(-EINVAL);
 
-	cmap = kzalloc(sizeof(*cmap), GFP_USER);
+	cmap = kzalloc(sizeof(*cmap), GFP_USER | __GFP_ACCOUNT);
 	if (!cmap)
 		return ERR_PTR(-ENOMEM);
 
@@ -418,7 +418,7 @@  static struct bpf_cpu_map_entry *
 __cpu_map_entry_alloc(struct bpf_cpumap_val *value, u32 cpu, int map_id)
 {
 	int numa, err, i, fd = value->bpf_prog.fd;
-	gfp_t gfp = GFP_KERNEL | __GFP_NOWARN;
+	gfp_t gfp = GFP_KERNEL_ACCOUNT | __GFP_NOWARN;
 	struct bpf_cpu_map_entry *rcpu;
 	struct xdp_bulk_queue *bq;