diff options
author | Yafang Shao <laoar.shao@gmail.com> | 2023-03-05 15:46:14 +0300 |
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committer | Alexei Starovoitov <ast@kernel.org> | 2023-03-07 20:33:43 +0300 |
commit | 9629363cd05642fe43aded44938adec067ad1da3 (patch) | |
tree | a539fb65397d42388846a5f4691e6a15091f36e3 /include | |
parent | b4fd0d672bca001632d7291b5b162b08e065b815 (diff) | |
download | linux-9629363cd05642fe43aded44938adec067ad1da3.tar.xz |
bpf: offload map memory usage
A new helper is introduced to calculate offload map memory usage. But
currently the memory dynamically allocated in netdev dev_ops, like
nsim_map_update_elem, is not counted. Let's just put it aside now.
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20230305124615.12358-18-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/bpf.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 9059520bbb5e..6792a7940e1e 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -2624,6 +2624,7 @@ static inline bool bpf_map_is_offloaded(struct bpf_map *map) struct bpf_map *bpf_map_offload_map_alloc(union bpf_attr *attr); void bpf_map_offload_map_free(struct bpf_map *map); +u64 bpf_map_offload_map_mem_usage(const struct bpf_map *map); int bpf_prog_test_run_syscall(struct bpf_prog *prog, const union bpf_attr *kattr, union bpf_attr __user *uattr); @@ -2695,6 +2696,11 @@ static inline void bpf_map_offload_map_free(struct bpf_map *map) { } +static inline u64 bpf_map_offload_map_mem_usage(const struct bpf_map *map) +{ + return 0; +} + static inline int bpf_prog_test_run_syscall(struct bpf_prog *prog, const union bpf_attr *kattr, union bpf_attr __user *uattr) |