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https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-6.18.y2022-07-14T04:43:52Zsamples: bpf: Replace sizeof(arr)/sizeof(arr[0]) with ARRAY_SIZE2022-07-14T04:43:52ZLinkui Xiaoxiaolinkui@kylinos.cn2022-07-12T07:23:02Zurn:sha1:b1fc28b338860b6c06a7a5881005a1ca9b108ba2
The ARRAY_SIZE macro is more compact and more formal in linux source.
Signed-off-by: Linkui Xiao <xiaolinkui@kylinos.cn>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/bpf/20220712072302.13761-1-xiaolinkui@kylinos.cn
samples/bpf: Get rid of deprecated libbpf API uses2021-12-02T23:23:40ZAndrii Nakryikoandrii@kernel.org2021-12-01T23:28:23Zurn:sha1:c58f9815ba9735752d3735efb915e8878604684b
Replace deprecated APIs with new ones. Also mute source code using
deprecated AF_XDP (xsk.h). Figuring out what to do with all the AF_XDP
stuff is a separate problem that should be solved with its own set of
changes.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20211201232824.3166325-9-andrii@kernel.org
samples: bpf: Fix conflicting types in fds_example2021-12-01T22:29:56ZAlexander Lobakinalexandr.lobakin@intel.com2021-12-01T16:49:31Zurn:sha1:64b5b97b8cfff64409fcc234ae3151bc8de0c4d6
Fix the following samples/bpf build error appeared after the
introduction of bpf_map_create() in libbpf:
CC samples/bpf/fds_example.o
samples/bpf/fds_example.c:49:12: error: static declaration of 'bpf_map_create' follows non-static declaration
static int bpf_map_create(void)
^
samples/bpf/libbpf/include/bpf/bpf.h:55:16: note: previous declaration is here
LIBBPF_API int bpf_map_create(enum bpf_map_type map_type,
^
samples/bpf/fds_example.c:82:23: error: too few arguments to function call, expected 6, have 0
fd = bpf_map_create();
~~~~~~~~~~~~~~ ^
samples/bpf/libbpf/include/bpf/bpf.h:55:16: note: 'bpf_map_create' declared here
LIBBPF_API int bpf_map_create(enum bpf_map_type map_type,
^
2 errors generated.
fds_example by accident has a static function with the same name.
It's not worth it to separate a single call into its own function,
so just embed it.
Fixes: 992c4225419a ("libbpf: Unify low-level map creation APIs w/ new bpf_map_create()")
Signed-off-by: Alexander Lobakin <alexandr.lobakin@intel.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Acked-by: Toke Høiland-Jørgensen <toke@redhat.com>
Link: https://lore.kernel.org/bpf/20211201164931.47357-1-alexandr.lobakin@intel.com