From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (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 4E0B2310629; Tue, 19 Aug 2025 21:21:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755638463; cv=none; b=dDNDBg82ijFXJZBQZTAjiwkQTl0zv4kzWT+5cCM8PyhacxvWNoyPK2Gr79fPrChLbVxf3TfZkoOQgPAD2+/rQ5qzmqO8b0KBxiSj2j3DKRqg83IIIURSBtgK7D7CfDjjoT+JAdf7p5u5Yj1sItGyt7w6yHmNeNCJePLiNsgpxNI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755638463; c=relaxed/simple; bh=OTAiCO+1+V1cK52vHjg/Yjxwnw5E+FVXq4uuanHeXNM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ZcwyS+JEB8HQBOgE/FhlRvurCtfa4zWQbZ1quLz7sLoz3ZRyb/bdnOlyxW9MFAxBbCkbi+k9iYfxHh/1wEvhTE58zt0Vyly/TmjecRCWg0mX51F07r/mDVFjo4P3Cx8kYgbzB1SCvmwIUT+Zyk3NHFDAWpSb/78zSVKKFqV8ivM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=LJKGi5OI; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="LJKGi5OI" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755638463; x=1787174463; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=OTAiCO+1+V1cK52vHjg/Yjxwnw5E+FVXq4uuanHeXNM=; b=LJKGi5OIJQJhkQK8qcN8V61lyu5rtjKAeZiRBZgDSrcatIhr/AnbqtH5 u4O2P4NpPORoTW97tjhVOFfDvTlaMTOJQRRB/sZm6/Muy2OFLej3+AQ3k vn3Z1v/MreoRkzfecifRYLL1tIKbPkzl3F9E54Tgco9q9Qk3w3LmyZSOu D533QxEw6Y4VEoMkAmGfsZ6pU8ViAERH4IEQOWVie3iSz43OiDKOvD+by uNi22WIS0wp/Gs2Rz95wwnDr1jY6x2/cONT5xd8Wsl3uNCk+u0Se1dID8 C2JLL9JUZbfm5wN3pjZdnAfmT6vAmyjU0toZ6qVGB3nNzvHxw//2Kp0uF A==; X-CSE-ConnectionGUID: fUojxQEOS6S1qXEXZz0HhQ== X-CSE-MsgGUID: TyJBQufvRy231iy2Suci1A== X-IronPort-AV: E=McAfee;i="6800,10657,11527"; a="60526038" X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="60526038" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2025 14:21:01 -0700 X-CSE-ConnectionGUID: F4R76j82SPWrpGrJY2M/Ng== X-CSE-MsgGUID: hrc6g9O2RhW+tNcxgz+mxg== X-ExtLoop1: 1 Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa003.fm.intel.com with ESMTP; 19 Aug 2025 14:20:58 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1uoTky-000HWN-2G; Tue, 19 Aug 2025 21:20:39 +0000 Date: Wed, 20 Aug 2025 05:19:59 +0800 From: kernel test robot To: Vitaly Kuznetsov , linux-hyperv@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , x86@kernel.org, linux-kernel@vger.kernel.org, Nuno Das Neves , Tianyu Lan , Michael Kelley , Li Tian , Philipp Rudo Subject: Re: [PATCH v2] x86/hyperv: Fix kdump on Azure CVMs Message-ID: <202508200507.78h11riS-lkp@intel.com> References: <20250818095400.1610209-1-vkuznets@redhat.com> Precedence: bulk X-Mailing-List: linux-hyperv@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250818095400.1610209-1-vkuznets@redhat.com> Hi Vitaly, kernel test robot noticed the following build warnings: [auto build test WARNING on tip/x86/core] [also build test WARNING on arm64/for-next/core tip/master linus/master v6.17-rc2] [cannot apply to tip/auto-latest next-20250819] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Vitaly-Kuznetsov/x86-hyperv-Fix-kdump-on-Azure-CVMs/20250818-175830 base: tip/x86/core patch link: https://lore.kernel.org/r/20250818095400.1610209-1-vkuznets%40redhat.com patch subject: [PATCH v2] x86/hyperv: Fix kdump on Azure CVMs config: x86_64-randconfig-101-20250819 (https://download.01.org/0day-ci/archive/20250820/202508200507.78h11riS-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202508200507.78h11riS-lkp@intel.com/ cocci warnings: (new ones prefixed by >>) >> arch/x86/hyperv/ivm.c:601:2-3: Unneeded semicolon arch/x86/hyperv/ivm.c:504:3-4: Unneeded semicolon arch/x86/hyperv/ivm.c:561:3-4: Unneeded semicolon vim +601 arch/x86/hyperv/ivm.c 565 566 void hv_ivm_clear_host_access(void) 567 { 568 struct hv_gpa_range_for_visibility *input; 569 struct hv_enc_pfn_region *ent; 570 unsigned long flags; 571 u64 hv_status; 572 int cur, i; 573 574 if (!hv_is_isolation_supported()) 575 return; 576 577 raw_spin_lock_irqsave(&hv_list_enc_lock, flags); 578 579 input = *this_cpu_ptr(hyperv_pcpu_input_arg); 580 if (!input) 581 goto unlock; 582 583 list_for_each_entry(ent, &hv_list_enc, list) { 584 for (i = 0, cur = 0; i < ent->count; i++) { 585 input->gpa_page_list[cur] = ent->pfn + i; 586 cur++; 587 588 if (cur == HV_MAX_MODIFY_GPA_REP_COUNT || i == ent->count - 1) { 589 input->partition_id = HV_PARTITION_ID_SELF; 590 input->host_visibility = VMBUS_PAGE_NOT_VISIBLE; 591 input->reserved0 = 0; 592 input->reserved1 = 0; 593 hv_status = hv_do_rep_hypercall( 594 HVCALL_MODIFY_SPARSE_GPA_PAGE_HOST_VISIBILITY, 595 cur, 0, input, NULL); 596 WARN_ON_ONCE(!hv_result_success(hv_status)); 597 cur = 0; 598 } 599 } 600 > 601 }; 602 603 unlock: 604 raw_spin_unlock_irqrestore(&hv_list_enc_lock, flags); 605 } 606 EXPORT_SYMBOL_GPL(hv_ivm_clear_host_access); 607 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki