From: KaFai Wan <kafai.wan@linux.dev>
To: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com,
andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com,
song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org,
sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org,
shuah@kernel.org, paul.chaignon@gmail.com, m.shachnai@gmail.com,
kafai.wan@linux.dev, harishankar.vishwanathan@gmail.com,
colin.i.king@gmail.com, luis.gerhorst@fau.de,
shung-hsi.yu@suse.com, bpf@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org
Subject: [PATCH bpf-next v2 0/2] bpf: Fix tnum_overlap to check for zero mask intersection
Date: Tue, 28 Oct 2025 23:19:36 +0800 [thread overview]
Message-ID: <20251028151938.3872003-1-kafai.wan@linux.dev> (raw)
This small patchset is about avoid verifier bug warning when tnum_overlap()
is called with zero mask intersection.
v2:
- fix runtime error
v1:
https://lore.kernel.org/all/20251026163806.3300636-1-kafai.wan@linux.dev/
---
KaFai Wan (2):
bpf: Fix tnum_overlap to check for zero mask intersection
selftests/bpf: Range analysis test case for JEQ
kernel/bpf/tnum.c | 2 ++
.../selftests/bpf/progs/verifier_bounds.c | 23 +++++++++++++++++++
2 files changed, 25 insertions(+)
--
2.43.0
next reply other threads:[~2025-10-28 15:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-28 15:19 KaFai Wan [this message]
2025-10-28 15:19 ` [PATCH bpf-next v2 1/2] bpf: Fix tnum_overlap to check for zero mask intersection KaFai Wan
2025-10-28 15:45 ` bot+bpf-ci
2025-10-28 17:18 ` Eduard Zingerman
2025-10-28 15:19 ` [PATCH bpf-next v2 2/2] selftests/bpf: Range analysis test case for JEQ KaFai Wan
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=20251028151938.3872003-1-kafai.wan@linux.dev \
--to=kafai.wan@linux.dev \
--cc=andrii@kernel.org \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=colin.i.king@gmail.com \
--cc=daniel@iogearbox.net \
--cc=eddyz87@gmail.com \
--cc=haoluo@google.com \
--cc=harishankar.vishwanathan@gmail.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=luis.gerhorst@fau.de \
--cc=m.shachnai@gmail.com \
--cc=martin.lau@linux.dev \
--cc=paul.chaignon@gmail.com \
--cc=sdf@fomichev.me \
--cc=shuah@kernel.org \
--cc=shung-hsi.yu@suse.com \
--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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.