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Thu, 10 Jul 2025 11:59:26 +0000 (GMT) From: Ilya Leoshkevich To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Jan Kiszka , Kieran Bingham Cc: linux-kernel@vger.kernel.org, bpf@vger.kernel.org, Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Ilya Leoshkevich Subject: [PATCH 0/2] scripts/gdb/symbols: make BPF debug info available to GDB Date: Thu, 10 Jul 2025 13:53:18 +0200 Message-ID: <20250710115920.47740-1-iii@linux.ibm.com> X-Mailer: git-send-email 2.50.0 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=FZ43xI+6 c=1 sm=1 tr=0 ts=686fab23 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=Wb1JkmetP80A:10 a=IYNAWcdd8jllPgNNEL8A:9 X-Proofpoint-GUID: KbXdV9Z0tZv8HI9n-VMQeVRT5dOucmdt X-Proofpoint-ORIG-GUID: KbXdV9Z0tZv8HI9n-VMQeVRT5dOucmdt X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzEwMDEwMSBTYWx0ZWRfX9aXX2knXaKx0 +vVUWje1KN6zPgQ5Mwta8qI7u9WFdZi538Kw2QfDFVKdPQdsUIeEOjLl5pZJIsaGT6KdB4Etise yQKbHEmQUyX1sJnLadyW0PgocnAU+X57fLtJuYzXUGbeimGqdzkQ5Tp0TyuyQOmJTEvhw4Id1fv MekgrVg9EDkmT1HPp57+MYD3zEgySfu1XPGKURFYlH/xE2Ib6tzCACm2KKYQydzxcmnL90AzWvc 6n/pvcH4/ohk7DIr/UsCNnE+fl1u6TmDKFZK3l5yej5Vnll5gp68De6nZyKQx8iMNQhlk6Cg40X Cxt70Lq6CkyUoNBUvOnXEHDh4g3XgUXneyqTw0E1zwF8k2XkB02CQr2PGXNFqyW8pF9OhnM1ONE KBRI5RkM4kkS6oOdXZnhaL/BLntcdVi2jvT/H7RrbSh+8aT3/kSzhF+hwELGxL70mZ9Itsro X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-07-10_02,2025-07-09_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 priorityscore=1501 malwarescore=0 mlxlogscore=534 clxscore=1015 spamscore=0 bulkscore=0 phishscore=0 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507100101 Hi, This series greatly simplifies debugging BPF progs when using QEMU gdbstub by providing symbol names, sizes, and line numbers to GDB. Patch 1 adds radix tree iteration, which is necessary for parsing prog_idr. Patch 2 is the actual implementation; its description contains some details on how to use this. Best regards, Ilya Ilya Leoshkevich (2): scripts/gdb/radix-tree: add lx-radix-tree-command scripts/gdb/symbols: make BPF debug info available to GDB scripts/gdb/linux/bpf.py | 253 ++++++++++++++++++++++++++++++ scripts/gdb/linux/constants.py.in | 3 + scripts/gdb/linux/radixtree.py | 139 +++++++++++++++- scripts/gdb/linux/symbols.py | 77 ++++++++- 4 files changed, 462 insertions(+), 10 deletions(-) create mode 100644 scripts/gdb/linux/bpf.py -- 2.50.0