From patchwork Wed Dec 20 16:56:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hari Bathini X-Patchwork-Id: 13500386 X-Patchwork-Delegate: bpf@iogearbox.net Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A66D346551 for ; Wed, 20 Dec 2023 16:57:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="MyB42emq" Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3BKFtrAa009006; Wed, 20 Dec 2023 16:56:34 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=iIx7zev5EAPBk/H2f8ZF0+DE3dkV9NqEeif7xXVkJ20=; b=MyB42emq+eCXfQMC9VRUy2GJX38zCuxYFcY8X5OX7XZId+z9IPDG8pA55T88Xm4sqops nqQyknrzlbPNzN+AQzrGc2EOtHRdFY0N6J0BuPt7V/vJ7s2sr7xmb4uuPPT0NumWtqw1 F6I+Z2FaDj/z5u6Bmd1G5wiCaIRJMhEe6RECg9eGE5v7VRbrBuxZ3mnIiGwhAG0rKDQV m+N5zhM69UfYsN3naL1Smfx49dy/yt741KRpxAwwKO9ConWcHjON1YQ4gwXk04bdGtw9 2AeBBIHbDkC4uaV5Zcc831FVlQCeMFK3ByndHKxj5VLcd/OQDQcckuCktKeIWXlzvhbQ 2w== Received: from ppma23.wdc07v.mail.ibm.com (5d.69.3da9.ip4.static.sl-reverse.com [169.61.105.93]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3v415px6mb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Dec 2023 16:56:32 +0000 Received: from pps.filterd (ppma23.wdc07v.mail.ibm.com [127.0.0.1]) by ppma23.wdc07v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 3BKEjj6o013890; Wed, 20 Dec 2023 16:56:31 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 3v1qqkfhyj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 20 Dec 2023 16:56:31 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 3BKGuTCl22020732 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 20 Dec 2023 16:56:29 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3B94C20049; Wed, 20 Dec 2023 16:56:29 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6F3D520040; Wed, 20 Dec 2023 16:56:26 +0000 (GMT) Received: from li-bd3f974c-2712-11b2-a85c-df1cec4d728e.ibm.com.com (unknown [9.43.81.245]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 20 Dec 2023 16:56:26 +0000 (GMT) From: Hari Bathini To: bpf@vger.kernel.org, linuxppc-dev Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Song Liu , Martin KaFai Lau , "Naveen N. Rao" , Christophe Leroy , Michael Ellerman Subject: [PATCH 2/2] powerpc/bpf: enable kfunc call Date: Wed, 20 Dec 2023 22:26:22 +0530 Message-ID: <20231220165622.246723-2-hbathini@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231220165622.246723-1-hbathini@linux.ibm.com> References: <20231220165622.246723-1-hbathini@linux.ibm.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: mcFD4qApMac4yKbPwA6Y6zON5dx3Cchq X-Proofpoint-GUID: mcFD4qApMac4yKbPwA6Y6zON5dx3Cchq X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-20_10,2023-12-20_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 mlxlogscore=999 clxscore=1015 phishscore=0 lowpriorityscore=0 mlxscore=0 suspectscore=0 spamscore=0 impostorscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2312200121 X-Patchwork-Delegate: bpf@iogearbox.net With module addresses supported, override bpf_jit_supports_kfunc_call() to enable kfunc support. Module address offsets can be more than 32-bit long, so override bpf_jit_supports_far_kfunc_call() to enable 64-bit pointers. Signed-off-by: Hari Bathini --- arch/powerpc/net/bpf_jit_comp.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/powerpc/net/bpf_jit_comp.c b/arch/powerpc/net/bpf_jit_comp.c index 0f9a21783329..a6151a5ef9a5 100644 --- a/arch/powerpc/net/bpf_jit_comp.c +++ b/arch/powerpc/net/bpf_jit_comp.c @@ -359,3 +359,13 @@ void bpf_jit_free(struct bpf_prog *fp) bpf_prog_unlock_free(fp); } + +bool bpf_jit_supports_kfunc_call(void) +{ + return true; +} + +bool bpf_jit_supports_far_kfunc_call(void) +{ + return true; +}