mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
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


  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240408-hid-bpf-sleepable-v6-5-0499ddd91b94@kernel.org \
    --to=bentiss@kernel.org \
    --cc=andrii@kernel.org \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=daniel@iogearbox.net \
    --cc=eddyz87@gmail.com \
    --cc=haoluo@google.com \
    --cc=john.fastabend@gmail.com \
    --cc=jolsa@kernel.org \
    --cc=kpsingh@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-kselftest@vger.kernel.org \
    --cc=martin.lau@linux.dev \
    --cc=mykolal@fb.com \
    --cc=sdf@google.com \
    --cc=shuah@kernel.org \
    --cc=song@kernel.org \
    --cc=yonghong.song@linux.dev \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®