From: Roman Gushchin <guro@fb.com>
To: <bpf@vger.kernel.org>
Cc: <netdev@vger.kernel.org>, Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>, <kernel-team@fb.com>,
<linux-kernel@vger.kernel.org>, Roman Gushchin <guro@fb.com>
Subject: [PATCH bpf-next 05/35] bpf: memcg-based memory accounting for cgroup storage maps
Date: Fri, 24 Jul 2020 17:03:40 -0700 [thread overview]
Message-ID: <20200725000410.3566700-6-guro@fb.com> (raw)
In-Reply-To: <20200725000410.3566700-1-guro@fb.com>
Account memory used by cgroup storage maps including the percpu memory
for the percpu flavor of cgroup storage and map metadata.
Signed-off-by: Roman Gushchin <guro@fb.com>
---
kernel/bpf/local_storage.c | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)
diff --git a/kernel/bpf/local_storage.c b/kernel/bpf/local_storage.c
index 3b2c70197d78..117acb2e80fb 100644
--- a/kernel/bpf/local_storage.c
+++ b/kernel/bpf/local_storage.c
@@ -166,7 +166,8 @@ static int cgroup_storage_update_elem(struct bpf_map *map, void *key,
new = kmalloc_node(sizeof(struct bpf_storage_buffer) +
map->value_size,
- __GFP_ZERO | GFP_ATOMIC | __GFP_NOWARN,
+ __GFP_ZERO | GFP_ATOMIC | __GFP_NOWARN |
+ __GFP_ACCOUNT,
map->numa_node);
if (!new)
return -ENOMEM;
@@ -313,7 +314,7 @@ static struct bpf_map *cgroup_storage_map_alloc(union bpf_attr *attr)
return ERR_PTR(ret);
map = kmalloc_node(sizeof(struct bpf_cgroup_storage_map),
- __GFP_ZERO | GFP_USER, numa_node);
+ __GFP_ZERO | GFP_USER | __GFP_ACCOUNT, numa_node);
if (!map) {
bpf_map_charge_finish(&mem);
return ERR_PTR(-ENOMEM);
@@ -496,9 +497,9 @@ static size_t bpf_cgroup_storage_calculate_size(struct bpf_map *map, u32 *pages)
struct bpf_cgroup_storage *bpf_cgroup_storage_alloc(struct bpf_prog *prog,
enum bpf_cgroup_storage_type stype)
{
+ const gfp_t gfp = __GFP_ZERO | GFP_USER | __GFP_ACCOUNT;
struct bpf_cgroup_storage *storage;
struct bpf_map *map;
- gfp_t flags;
size_t size;
u32 pages;
@@ -511,20 +512,18 @@ struct bpf_cgroup_storage *bpf_cgroup_storage_alloc(struct bpf_prog *prog,
if (bpf_map_charge_memlock(map, pages))
return ERR_PTR(-EPERM);
- storage = kmalloc_node(sizeof(struct bpf_cgroup_storage),
- __GFP_ZERO | GFP_USER, map->numa_node);
+ storage = kmalloc_node(sizeof(struct bpf_cgroup_storage), gfp,
+ map->numa_node);
if (!storage)
goto enomem;
- flags = __GFP_ZERO | GFP_USER;
-
if (stype == BPF_CGROUP_STORAGE_SHARED) {
- storage->buf = kmalloc_node(size, flags, map->numa_node);
+ storage->buf = kmalloc_node(size, gfp, map->numa_node);
if (!storage->buf)
goto enomem;
check_and_init_map_lock(map, storage->buf->data);
} else {
- storage->percpu_buf = __alloc_percpu_gfp(size, 8, flags);
+ storage->percpu_buf = __alloc_percpu_gfp(size, 8, gfp);
if (!storage->percpu_buf)
goto enomem;
}
--
2.26.2
next prev parent reply other threads:[~2020-07-25 0:04 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-25 0:03 [PATCH bpf-next 00/35] bpf: switch to memcg-based memory accounting Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 01/35] bpf: memcg-based memory accounting for bpf progs Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 02/35] bpf: memcg-based memory accounting for bpf maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 03/35] bpf: refine memcg-based memory accounting for arraymap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 04/35] bpf: refine memcg-based memory accounting for cpumap maps Roman Gushchin
2020-07-25 0:03 ` Roman Gushchin [this message]
2020-07-25 0:03 ` [PATCH bpf-next 06/35] bpf: refine memcg-based memory accounting for devmap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 07/35] bpf: refine memcg-based memory accounting for hashtab maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 08/35] bpf: memcg-based memory accounting for lpm_trie maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 09/35] bpf: memcg-based memory accounting for bpf ringbuffer Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 10/35] bpf: memcg-based memory accounting for socket storage maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 11/35] bpf: refine memcg-based memory accounting for sockmap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 12/35] bpf: refine memcg-based memory accounting for xskmap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 13/35] bpf: eliminate rlimit-based memory accounting for arraymap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 14/35] bpf: eliminate rlimit-based memory accounting for bpf_struct_ops maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 15/35] bpf: eliminate rlimit-based memory accounting for cpumap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 16/35] bpf: eliminate rlimit-based memory accounting for cgroup storage maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 17/35] bpf: eliminate rlimit-based memory accounting for devmap maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 18/35] bpf: eliminate rlimit-based memory accounting for hashtab maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 19/35] bpf: eliminate rlimit-based memory accounting for lpm_trie maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 20/35] bpf: eliminate rlimit-based memory accounting for queue_stack_maps maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 21/35] bpf: eliminate rlimit-based memory accounting for reuseport_array maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 22/35] bpf: eliminate rlimit-based memory accounting for bpf ringbuffer Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 23/35] bpf: eliminate rlimit-based memory accounting for sock_map maps Roman Gushchin
2020-07-25 0:03 ` [PATCH bpf-next 24/35] bpf: eliminate rlimit-based memory accounting for stackmap maps Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 25/35] bpf: eliminate rlimit-based memory accounting for socket storage maps Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 26/35] bpf: eliminate rlimit-based memory accounting for xskmap maps Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 27/35] bpf: eliminate rlimit-based memory accounting infra for bpf maps Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 28/35] bpf: eliminate rlimit-based memory accounting for bpf progs Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 29/35] bpf: libbpf: cleanup RLIMIT_MEMLOCK usage Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 30/35] bpf: bpftool: do not touch RLIMIT_MEMLOCK Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 31/35] bpf: runqslower: don't " Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 32/35] bpf: selftests: delete bpf_rlimit.h Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 33/35] bpf: selftests: don't touch RLIMIT_MEMLOCK Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 34/35] bpf: samples: do not " Roman Gushchin
2020-07-25 0:04 ` [PATCH bpf-next 35/35] perf: don't " Roman Gushchin
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