From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1C39CCD8CA8 for ; Sun, 14 Jun 2026 04:32:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4872F10E02F; Sun, 14 Jun 2026 04:32:32 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="F1IKW2PD"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8F0F210E02F; Sun, 14 Jun 2026 04:32:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1781411552; x=1812947552; h=date:from:to:cc:subject:message-id:mime-version: content-transfer-encoding; bh=pEzwc33I+vz9xZ829eO2FVzpDvYkQciYxWWKN3oXB3A=; b=F1IKW2PDIrPJKgGWzMrHkUoEETlo0wJgpa0zsHQGXXsnUYwVMm6OFuVH QOfQ1VYRkf5xVLbbbKV0/YRdmjPei9jKCtWlxfm1vSdEkq5MY8lOHT7wd hieD6ka06A7OglxgkH0G4oExU5zx5bYy5JLapFtk7+B0d0AI4ng3XMDEh kVRrLxoLMpqSuD+3Ird7dUV2tAhAudOYId+i1IUC/g5eCVVX8cgYc1URM +MeBvQEdB1ouJRzwUrgYYMXEpRNL0rYmgwQ9lGxLxw+sJ7oQBZ+Hfs6zf BCg/2EIQr813s7IUfZkrrfkF3lMgfNKESrhLRkfT4UhGIP87G3eUIogEc A==; X-CSE-ConnectionGUID: OBCc987+S+m3L25Vuhh/JA== X-CSE-MsgGUID: znZecObRQlaIxXeiCySLEA== X-IronPort-AV: E=McAfee;i="6800,10657,11816"; a="92511785" X-IronPort-AV: E=Sophos;i="6.24,204,1774335600"; d="scan'208";a="92511785" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Jun 2026 21:32:31 -0700 X-CSE-ConnectionGUID: 6y8kqXZFQ+OiGU/dMaGFPw== X-CSE-MsgGUID: nH2iJGEgRICFpNUxtlq1fA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,204,1774335600"; d="scan'208";a="277368509" Received: from lkp-server01.sh.intel.com (HELO f0d55cb201f0) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 13 Jun 2026 21:32:29 -0700 Received: from kbuild by f0d55cb201f0 with local (Exim 4.98.2) (envelope-from ) id 1wYcWI-00000000QYE-1c2b; Sun, 14 Jun 2026 04:32:26 +0000 Date: Sun, 14 Jun 2026 12:31:45 +0800 From: kernel test robot To: Dave Airlie Cc: oe-kbuild-all@lists.linux.dev, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Matthew Brost Subject: [drm-tip:drm-tip 1/9] drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c:203:1: warning: label 'retry' defined but not used Message-ID: <202606141218.CqTOhIHC-lkp@intel.com> User-Agent: s-nail v14.9.25 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" tree: https://gitlab.freedesktop.org/drm/tip.git drm-tip head: 5fc0f82c971ea3b4e1c58602c0be573a802a8670 commit: f8363c190f6fe6cffebc8733c2375330112327f9 [1/9] Merge remote-trackin= g branch 'drm/drm-next' into drm-tip config: um-allyesconfig (https://download.01.org/0day-ci/archive/20260614/2= 02606141218.CqTOhIHC-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/archive= /20260614/202606141218.CqTOhIHC-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new versio= n of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202606141218.CqTOhIHC-lkp@i= ntel.com/ All warnings (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c: In function 'amdgpu_hmm_range_g= et_pages': >> drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c:203:1: warning: label 'retry' de= fined but not used [-Wunused-label] 203 | retry: | ^~~~~ vim +/retry +203 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 168 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 169 int amdgpu_hmm_range_get_pages(struct mmu_interval_notifi= er *notifier, d4cbff464d2932 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2022-11-09 170 uint64_t start, uint64_t npages, bool read= only, c5b3cc417b0260 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Sunil Khatri = 2025-09-17 171 void *owner, 737da5363cc07c drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Sunil Khatri = 2025-10-10 172 struct amdgpu_hmm_range *range) 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 173 { 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 174 const u64 max_bytes =3D SZ_2G; 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 175 =20 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 176 struct hmm_range *hmm_range =3D &range->hmm_range; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 177 unsigned long *pfns; 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 178 unsigned long end; 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 179 int r; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 180 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 181 pfns =3D kvmalloc_array(npages, sizeof(*pfns), GFP_KERNE= L); 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 182 if (unlikely(!pfns)) { 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 183 r =3D -ENOMEM; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 184 goto out_free_range; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 185 } 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 186 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 187 hmm_range->notifier =3D notifier; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 188 hmm_range->default_flags =3D HMM_PFN_REQ_FAULT; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 189 if (!readonly) 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 190 hmm_range->default_flags |=3D HMM_PFN_REQ_WRITE; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 191 hmm_range->hmm_pfns =3D pfns; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 192 hmm_range->start =3D start; c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 193 end =3D start + npages * PAGE_SIZE; 8c21fc49a8e637 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Alex Sierra = 2021-05-06 194 hmm_range->dev_private_owner =3D owner; d8a3c1c80ceb65 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2021-03-30 195 =20 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 196 hmm_range->notifier_seq =3D mmu_interval_read_begin= (notifier); c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 197 do { 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 198 hmm_range->end =3D min(hmm_range->start + max_byte= s, end); c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 199 =20 c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 200 pr_debug("hmm range: start =3D 0x%lx, end =3D 0x%lx", c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 201 hmm_range->start, hmm_range->end); c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 202 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 @203 retry: 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 204 r =3D hmm_range_fault(hmm_range); 342981fff32802 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Honglei Huang = 2026-05-29 205 if (unlikely(r)) 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 206 goto out_free_pfns; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 207 =20 c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 208 if (hmm_range->end =3D=3D end) c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 209 break; 962d684b5dc074 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Christian K=C3=B6nig= 2026-02-18 210 hmm_range->hmm_pfns +=3D max_bytes >> PAGE_SHIFT; c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 211 hmm_range->start =3D hmm_range->end; c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 212 } while (hmm_range->end < end); c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 213 =20 c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 214 hmm_range->start =3D start; c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 215 hmm_range->hmm_pfns =3D pfns; c1420a5dd4dd2a drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c James Zhu = 2022-11-17 216 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 217 return 0; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 218 =20 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 219 out_free_pfns: 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 220 kvfree(pfns); dfc74e37bdb487 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Srinivasan Shanmugam= 2025-10-23 221 hmm_range->hmm_pfns =3D NULL; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 222 out_free_range: 9095e5544061b1 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Philip Yang = 2024-04-30 223 if (r =3D=3D -EBUSY) 9095e5544061b1 drivers/gpu/drm/amd/amdgpu/amdgpu_hmm.c Philip Yang = 2024-04-30 224 r =3D -EAGAIN; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 225 return r; 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 226 } 04d8d73dbcbe64 drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c Philip Yang = 2020-02-24 227 =20 :::::: The code at line 203 was first introduced by commit :::::: 04d8d73dbcbe645a378fca6adc6f0e7111e46c17 drm/amdgpu: add common HMM = get pages function :::::: TO: Philip Yang :::::: CC: Alex Deucher -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki