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| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-01-11 20:29:06 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-01-14 23:36:29 +0100 |
| commit | bd475643d74e8ed78bfd36d941053b0e45974e8e (patch) | |
| tree | 30fdfb7335e61f5d34c864f2abce9bf74f0f89ad /kernel/bpf/cpumap.c | |
| parent | 9328e0d1bc09e96bd7dc85374f5c2a1e0e04e539 (diff) | |
| download | linux-stable-bd475643d74e8ed78bfd36d941053b0e45974e8e.tar.gz linux-stable-bd475643d74e8ed78bfd36d941053b0e45974e8e.tar.bz2 linux-stable-bd475643d74e8ed78bfd36d941053b0e45974e8e.zip | |
bpf: add helper for copying attrs to struct bpf_map
All map types reimplement the field-by-field copy of union bpf_attr
members into struct bpf_map. Add a helper to perform this operation.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'kernel/bpf/cpumap.c')
| -rw-r--r-- | kernel/bpf/cpumap.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c index ce5b669003b2..192151ec9d12 100644 --- a/kernel/bpf/cpumap.c +++ b/kernel/bpf/cpumap.c @@ -94,13 +94,7 @@ static struct bpf_map *cpu_map_alloc(union bpf_attr *attr) if (!cmap) return ERR_PTR(-ENOMEM); - /* mandatory map attributes */ - cmap->map.map_type = attr->map_type; - cmap->map.key_size = attr->key_size; - cmap->map.value_size = attr->value_size; - cmap->map.max_entries = attr->max_entries; - cmap->map.map_flags = attr->map_flags; - cmap->map.numa_node = bpf_map_attr_numa_node(attr); + bpf_map_init_from_attr(&cmap->map, attr); /* Pre-limit array size based on NR_CPUS, not final CPU check */ if (cmap->map.max_entries > NR_CPUS) { |