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From: Ingo Molnar <mingo@kernel.org>
To: Kyle Huey <me@kylehuey.com>
Cc: Kyle Huey <khuey@kylehuey.com>,
	linux-kernel@vger.kernel.org,
	Andrii Nakryiko <andrii.nakryiko@gmail.com>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Marco Elver <elver@google.com>,
	Yonghong Song <yonghong.song@linux.dev>,
	Peter Zijlstra <peterz@infradead.org>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Robert O'Callahan <robert@ocallahan.org>,
	bpf@vger.kernel.org
Subject: [PATCH 8/7] perf/bpf: Change the !CONFIG_BPF_SYSCALL stubs to static inlines
Date: Fri, 12 Apr 2024 11:55:00 +0200	[thread overview]
Message-ID: <ZhkE9F4dyfR2dH2D@gmail.com> (raw)
In-Reply-To: <20240412015019.7060-1-khuey@kylehuey.com>

Otherwise the compiler will be unhappy if they go unused,
which they do on allnoconfigs.

Cc: Kyle Huey <khuey@kylehuey.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 kernel/events/core.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 2212670cbe9b..6708c1121b9f 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -9638,21 +9638,21 @@ static void perf_event_free_bpf_handler(struct perf_event *event)
 	bpf_prog_put(prog);
 }
 #else
-static int bpf_overflow_handler(struct perf_event *event,
-				struct perf_sample_data *data,
-				struct pt_regs *regs)
+static inline int bpf_overflow_handler(struct perf_event *event,
+				       struct perf_sample_data *data,
+				       struct pt_regs *regs)
 {
 	return 1;
 }
 
-static int perf_event_set_bpf_handler(struct perf_event *event,
-				      struct bpf_prog *prog,
-				      u64 bpf_cookie)
+static inline int perf_event_set_bpf_handler(struct perf_event *event,
+					     struct bpf_prog *prog,
+					     u64 bpf_cookie)
 {
 	return -EOPNOTSUPP;
 }
 
-static void perf_event_free_bpf_handler(struct perf_event *event)
+static inline void perf_event_free_bpf_handler(struct perf_event *event)
 {
 }
 #endif

  parent reply	other threads:[~2024-04-12  9:55 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-12  1:50 [PATCH v6 0/7] Combine perf and bpf for fast eval of hw breakpoint conditions Kyle Huey
2024-04-12  1:50 ` [PATCH v6 1/7] perf/bpf: Reorder bpf_overflow_handler() ahead of __perf_event_overflow() Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 2/7] perf/bpf: Create bpf_overflow_handler() stub for !CONFIG_BPF_SYSCALL Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 3/7] perf/bpf: Remove #ifdef CONFIG_BPF_SYSCALL from struct perf_event members Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 4/7] perf/bpf: Call bpf handler directly, not through overflow machinery Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] perf/bpf: Call BPF " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 5/7] perf/bpf: Remove unneeded uses_default_overflow_handler() Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 6/7] perf/bpf: Allow a bpf program to suppress all sample side effects Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] perf/bpf: Allow a BPF " tip-bot2 for Kyle Huey
2024-04-12  1:50 ` [PATCH v6 7/7] selftest/bpf: Test a perf bpf program that suppresses " Kyle Huey
2024-04-12 10:03   ` [tip: perf/core] selftest/bpf: Test a perf BPF " tip-bot2 for Kyle Huey
2024-04-12  9:55 ` Ingo Molnar [this message]
2024-04-12 10:03   ` [tip: perf/core] perf/bpf: Change the !CONFIG_BPF_SYSCALL stubs to static inlines tip-bot2 for Ingo Molnar

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