linux-kernel - [tip: perf/core] perf/bpf: Change the !CONFIG_BPF

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Message-ID: <171291620188.10875.569943657110108283.tip-bot2@tip-bot2>
Date: Fri, 12 Apr 2024 10:03:21 -0000
From: "tip-bot2 for Ingo Molnar" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Ingo Molnar <mingo@...nel.org>, Kyle Huey <me@...ehuey.com>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: perf/core] perf/bpf: Change the !CONFIG_BPF_SYSCALL stubs to
 static inlines

The following commit has been merged into the perf/core branch of tip:

Commit-ID:     93d3fde7fd19c2e2cde7220e7986f9a75e9c5680
Gitweb:        https://git.kernel.org/tip/93d3fde7fd19c2e2cde7220e7986f9a75e9c5680
Author:        Ingo Molnar <mingo@...nel.org>
AuthorDate:    Fri, 12 Apr 2024 11:55:00 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Fri, 12 Apr 2024 11:56:00 +02:00

perf/bpf: Change the !CONFIG_BPF_SYSCALL stubs to static inlines

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

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Kyle Huey <me@...ehuey.com>
Link: https://lore.kernel.org/r/ZhkE9F4dyfR2dH2D@gmail.com
---
 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 2212670..6708c11 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