From: Benjamin Tissoires <bentiss@kernel.org>
To: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Martin KaFai Lau <martin.lau@linux.dev>,
Eduard Zingerman <eddyz87@gmail.com>, Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@kernel.org>,
Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
Jiri Olsa <jolsa@kernel.org>, Mykola Lysenko <mykolal@fb.com>,
Shuah Khan <shuah@kernel.org>
Cc: Benjamin Tissoires <bentiss@kernel.org>,
bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: [PATCH RFC bpf-next v6 5/6] tools: sync include/uapi/linux/bpf.h
Date: Mon, 08 Apr 2024 10:09:30 +0200 [thread overview]
Message-ID: <20240408-hid-bpf-sleepable-v6-5-0499ddd91b94@kernel.org> (raw)
In-Reply-To: <20240408-hid-bpf-sleepable-v6-0-0499ddd91b94@kernel.org>
cp include/uapi/linux/bpf.h tools/include/uapi/linux/bpf.h
Signed-off-by: Benjamin Tissoires <bentiss@kernel.org>
---
updated in v6
no changes in v5
new in v4
---
tools/include/uapi/linux/bpf.h | 20 +++++++++++++++++---
1 file changed, 17 insertions(+), 3 deletions(-)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index bf80b614c4db..f1890eed213a 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -1662,9 +1662,10 @@ union bpf_attr {
} query;
struct { /* anonymous struct used by BPF_RAW_TRACEPOINT_OPEN command */
- __u64 name;
- __u32 prog_fd;
- __aligned_u64 cookie;
+ __u64 name;
+ __u32 prog_fd;
+ __u32 :32;
+ __aligned_u64 cookie;
} raw_tracepoint;
struct { /* anonymous struct for BPF_BTF_LOAD */
@@ -7468,6 +7469,19 @@ enum {
BPF_F_TIMER_CPU_PIN = (1ULL << 1),
};
+/* Extra flags to control bpf_timer_init() behaviour, in addition to CLOCK_*.
+ * - BPF_F_TIMER_SLEEPABLE: Timer will run in a workqueue in a sleepable
+ * context, with no guarantees of ordering nor timing (consider this as
+ * being just offloaded immediately).
+ */
+enum {
+ /* CLOCK_* are using bits 0 to 3 */
+ BPF_F_TIMER_SLEEPABLE = (1ULL << 4),
+ __MAX_BPF_F_TIMER_INIT,
+};
+
+#define MAX_BPF_F_TIMER_INIT __MAX_BPF_F_TIMER_INIT
+
/* BPF numbers iterator state */
struct bpf_iter_num {
/* opaque iterator state; having __u64 here allows to preserve correct
--
2.44.0
next prev parent reply other threads:[~2024-04-08 8:10 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-08 8:09 [PATCH RFC bpf-next v6 0/6] sleepable bpf_timer (was: allow HID-BPF to do device IOs) Benjamin Tissoires
2024-04-08 8:09 ` [PATCH RFC bpf-next v6 1/6] bpf/helpers: introduce sleepable bpf_timers Benjamin Tissoires
2024-04-08 17:07 ` Eduard Zingerman
2024-04-08 17:20 ` Benjamin Tissoires
2024-04-08 21:17 ` Eduard Zingerman
2024-04-09 3:04 ` Alexei Starovoitov
2024-04-08 8:09 ` [PATCH RFC bpf-next v6 2/6] bpf: Add support for KF_ARG_PTR_TO_TIMER bentiss
2024-04-08 21:55 ` Eduard Zingerman
2024-04-12 8:14 ` Benjamin Tissoires
2024-04-08 8:09 ` [PATCH RFC bpf-next v6 3/6] bpf/helpers: introduce bpf_timer_set_sleepable_cb() kfunc Benjamin Tissoires
2024-04-08 14:25 ` Eduard Zingerman
2024-04-08 17:16 ` Benjamin Tissoires
2024-04-08 8:09 ` [PATCH RFC bpf-next v6 4/6] bpf/helpers: mark the callback of bpf_timer_set_sleepable_cb() as sleepable Benjamin Tissoires
2024-04-08 22:35 ` Eduard Zingerman
2024-04-09 3:14 ` Alexei Starovoitov
2024-04-08 8:09 ` Benjamin Tissoires [this message]
2024-04-09 3:15 ` [PATCH RFC bpf-next v6 5/6] tools: sync include/uapi/linux/bpf.h Alexei Starovoitov
2024-04-08 8:09 ` [PATCH RFC bpf-next v6 6/6] selftests/bpf: add sleepable timer tests Benjamin Tissoires
2024-04-08 23:00 ` Eduard Zingerman
2024-04-09 3:16 ` Alexei Starovoitov
2024-04-09 3:17 ` [PATCH RFC bpf-next v6 0/6] sleepable bpf_timer (was: allow HID-BPF to do device IOs) Alexei Starovoitov
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