* [PATCH bpf-next] libbpf: deprecate priv/set_priv storage
@ 2022-02-03 18:00 Delyan Kratunov
2022-02-03 20:40 ` patchwork-bot+netdevbpf
0 siblings, 1 reply; 2+ messages in thread
From: Delyan Kratunov @ 2022-02-03 18:00 UTC (permalink / raw)
To: bpf, ast, andrii, daniel; +Cc: Delyan Kratunov
Arbitrary storage via bpf_*__set_priv/__priv is being deprecated
without a replacement ([1]). perf uses this capability, but most of
that is going away with the removal of prologue generation ([2]).
perf is already suppressing deprecation warnings, so the remaining
cleanup will happen separately.
[1]: Closes: https://github.com/libbpf/libbpf/issues/294
[2]: https://lore.kernel.org/bpf/20220123221932.537060-1-jolsa@kernel.org/
Signed-off-by: Delyan Kratunov <delyank@fb.com>
---
tools/lib/bpf/libbpf.h | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 5762b57aecfc..c8d8daad212e 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -246,8 +246,10 @@ struct bpf_object *bpf_object__next(struct bpf_object *prev);
(pos) = (tmp), (tmp) = bpf_object__next(tmp))
typedef void (*bpf_object_clear_priv_t)(struct bpf_object *, void *);
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API int bpf_object__set_priv(struct bpf_object *obj, void *priv,
bpf_object_clear_priv_t clear_priv);
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API void *bpf_object__priv(const struct bpf_object *prog);
LIBBPF_API int
@@ -279,9 +281,10 @@ bpf_object__prev_program(const struct bpf_object *obj, struct bpf_program *prog)
typedef void (*bpf_program_clear_priv_t)(struct bpf_program *, void *);
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API int bpf_program__set_priv(struct bpf_program *prog, void *priv,
bpf_program_clear_priv_t clear_priv);
-
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API void *bpf_program__priv(const struct bpf_program *prog);
LIBBPF_API void bpf_program__set_ifindex(struct bpf_program *prog,
__u32 ifindex);
@@ -769,8 +772,10 @@ LIBBPF_API __u64 bpf_map__map_extra(const struct bpf_map *map);
LIBBPF_API int bpf_map__set_map_extra(struct bpf_map *map, __u64 map_extra);
typedef void (*bpf_map_clear_priv_t)(struct bpf_map *, void *);
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API int bpf_map__set_priv(struct bpf_map *map, void *priv,
bpf_map_clear_priv_t clear_priv);
+LIBBPF_DEPRECATED_SINCE(0, 7, "storage via set_priv/priv is deprecated")
LIBBPF_API void *bpf_map__priv(const struct bpf_map *map);
LIBBPF_API int bpf_map__set_initial_value(struct bpf_map *map,
const void *data, size_t size);
--
2.30.2
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH bpf-next] libbpf: deprecate priv/set_priv storage
2022-02-03 18:00 [PATCH bpf-next] libbpf: deprecate priv/set_priv storage Delyan Kratunov
@ 2022-02-03 20:40 ` patchwork-bot+netdevbpf
0 siblings, 0 replies; 2+ messages in thread
From: patchwork-bot+netdevbpf @ 2022-02-03 20:40 UTC (permalink / raw)
To: Delyan Kratunov; +Cc: bpf, ast, andrii, daniel
Hello:
This patch was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@kernel.org>:
On Thu, 3 Feb 2022 10:00:32 -0800 you wrote:
> Arbitrary storage via bpf_*__set_priv/__priv is being deprecated
> without a replacement ([1]). perf uses this capability, but most of
> that is going away with the removal of prologue generation ([2]).
> perf is already suppressing deprecation warnings, so the remaining
> cleanup will happen separately.
>
> [1]: Closes: https://github.com/libbpf/libbpf/issues/294
> [2]: https://lore.kernel.org/bpf/20220123221932.537060-1-jolsa@kernel.org/
>
> [...]
Here is the summary with links:
- [bpf-next] libbpf: deprecate priv/set_priv storage
https://git.kernel.org/bpf/bpf-next/c/ca33aa4ec5cb
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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2022-02-03 18:00 [PATCH bpf-next] libbpf: deprecate priv/set_priv storage Delyan Kratunov
2022-02-03 20:40 ` patchwork-bot+netdevbpf
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