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Fri, 12 Sep 2025 03:56:20 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3B8FA2004B; Fri, 12 Sep 2025 03:56:20 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BEBF520040; Fri, 12 Sep 2025 03:56:13 +0000 (GMT) Received: from li-c439904c-24ed-11b2-a85c-b284a6847472.in.ibm.com (unknown [9.98.111.108]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 12 Sep 2025 03:56:13 +0000 (GMT) From: Madhavan Srinivasan To: bpf@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Saket Kumar Bhaskar Cc: hbathini@linux.ibm.com, sachinpb@linux.ibm.com, venkat88@linux.ibm.com, andrii@kernel.org, eddyz87@gmail.com, mykolal@fb.com, ast@kernel.org, daniel@iogearbox.net, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, christophe.leroy@csgroup.eu, naveen@kernel.org, mpe@ellerman.id.au, npiggin@gmail.com, memxor@gmail.com, iii@linux.ibm.com, shuah@kernel.org Subject: Re: [PATCH bpf-next v3 0/4] powerpc64/bpf: Add support for bpf arena and arena atomics Date: Fri, 12 Sep 2025 09:26:12 +0530 Message-ID: <175764920910.610338.6618492148160203933.b4-ty@linux.ibm.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250904100835.1100423-1-skb99@linux.ibm.com> References: <20250904100835.1100423-1-skb99@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: RZT36PBqIzol4GxpIGDrRZZfvntecn7l X-Proofpoint-ORIG-GUID: CCQzVuEKXN62e_0pPcEIHssxkogmdAnM X-Authority-Analysis: v=2.4 cv=J52q7BnS c=1 sm=1 tr=0 ts=68c399ea cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=IkcTkHD0fZMA:10 a=yJojWOMRYYMA:10 a=VwQbUJbxAAAA:8 a=PIuWED_YQay8gXFd4KMA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAyNSBTYWx0ZWRfXxCDChkiMf+hS OMWFchcLm2q4tXL4Yzv9pYOwuZJxO/WnLI4dHsPxfmnA9Mb9SU/jBdfHnQJxcTZRGaYDlxMt0w1 fx0mkII9CB7aGcJRL0JQZkGKd9Jqx6ZXlWjjNfdGgyYDF1DAwZgMIwadryP3D8LGcrz+cUJy2Np 4qhHx4nwvE22E/l8vrzjofrlce4jfIiJcOr1TlMwdvldfOfJg+A4umyT3lbjLvXWkdqF0NerwkE HLmKUV+67QzYHQhORLdzrnGWhft3l84uevjHaLYxCfNCw2uYXFyEOmu7qogOIFtRU+DwxX2h1kH IHK2WRuoZeKq3mUKdmcAxrtptkmTB+yPXTJZFIUDC/gF7ueJZL9CrywrUjlp5FgTVWPTLh5eC0J 7W4RXILw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-12_01,2025-09-11_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1011 suspectscore=0 spamscore=0 phishscore=0 bulkscore=0 adultscore=0 malwarescore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060025 On Thu, 04 Sep 2025 15:38:31 +0530, Saket Kumar Bhaskar wrote: > This patch series introduces support for the PROBE_MEM32, > bpf_addr_space_cast and PROBE_ATOMIC instructions in the powerpc BPF JIT, > facilitating the implementation of BPF arena and arena atomics. > > All selftests related to bpf_arena, bpf_arena_atomic(except > load_acquire/store_release) enablement are passing: > > [...] Applied to powerpc/next. [1/4] powerpc64/bpf: Implement PROBE_MEM32 pseudo instructions https://git.kernel.org/powerpc/c/47c7f3b7038787ee42cb9ed69825e6790dba9410 [2/4] powerpc64/bpf: Implement bpf_addr_space_cast instruction https://git.kernel.org/powerpc/c/a2485d06cad3741303b9414e44f9b6d76d3713f2 [3/4] powerpc64/bpf: Introduce bpf_jit_emit_atomic_ops() to emit atomic instructions https://git.kernel.org/powerpc/c/45ed2e8b0591eb6211d79f436f76c3af31e626af [4/4] powerpc64/bpf: Implement PROBE_ATOMIC instructions https://git.kernel.org/powerpc/c/0c1da35b0188dd565cec907a16cb5d1bd425e0e4 Thanks