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Message-ID: <202112211548.IPdIhNzu-lkp@intel.com>
Date: Tue, 21 Dec 2021 15:30:09 +0800
From: kernel test robot <lkp@...el.com>
To: Huang Rui <ray.huang@....com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [rui:amd-pstate-dev-v6 6/14] drivers/acpi/cppc_acpi.c:835: undefined
reference to `init_freq_invariance_cppc'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/rui/linux.git amd-pstate-dev-v6
head: 866b93666b8eda290cd2ba77dc62032d12cbe658
commit: 3b66518485fd57f60b2f9fce4e291529558547c5 [6/14] cpufreq: amd-pstate: introduce a new AMD P-State driver to support future processors
config: x86_64-randconfig-p001-20211220 (https://download.01.org/0day-ci/archive/20211221/202112211548.IPdIhNzu-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/rui/linux.git/commit/?id=3b66518485fd57f60b2f9fce4e291529558547c5
git remote add rui https://git.kernel.org/pub/scm/linux/kernel/git/rui/linux.git
git fetch --no-tags rui amd-pstate-dev-v6
git checkout 3b66518485fd57f60b2f9fce4e291529558547c5
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
vmlinux.o: warning: objtool: kvm_spurious_fault()+0x19: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __wrgsbase_inactive()+0x29: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __rdgsbase_inactive()+0x26: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: fixup_bad_iret()+0x84: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: noist_exc_debug()+0x4c: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi()+0xaa: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: poke_int3_handler()+0x3e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter()+0x45: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit()+0x3c: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode()+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x3d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit()+0x2b: call to ftrace_likely_update() leaves .noinstr.text section
ld: drivers/acpi/cppc_acpi.o: in function `acpi_cppc_processor_probe':
>> drivers/acpi/cppc_acpi.c:835: undefined reference to `init_freq_invariance_cppc'
vim +835 drivers/acpi/cppc_acpi.c
41ea667227bad5c Nathan Fontenot 2020-11-12 655
337aadff8e4567e Ashwin Chaugule 2015-10-02 656 /**
337aadff8e4567e Ashwin Chaugule 2015-10-02 657 * acpi_cppc_processor_probe - Search for per CPU _CPC objects.
603fadf33604a2e Bjorn Helgaas 2019-03-25 658 * @pr: Ptr to acpi_processor containing this CPU's logical ID.
337aadff8e4567e Ashwin Chaugule 2015-10-02 659 *
337aadff8e4567e Ashwin Chaugule 2015-10-02 660 * Return: 0 for success or negative value for err.
337aadff8e4567e Ashwin Chaugule 2015-10-02 661 */
337aadff8e4567e Ashwin Chaugule 2015-10-02 662 int acpi_cppc_processor_probe(struct acpi_processor *pr)
337aadff8e4567e Ashwin Chaugule 2015-10-02 663 {
337aadff8e4567e Ashwin Chaugule 2015-10-02 664 struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL};
337aadff8e4567e Ashwin Chaugule 2015-10-02 665 union acpi_object *out_obj, *cpc_obj;
337aadff8e4567e Ashwin Chaugule 2015-10-02 666 struct cpc_desc *cpc_ptr;
337aadff8e4567e Ashwin Chaugule 2015-10-02 667 struct cpc_reg *gas_t;
158c998ea44ba30 Ashwin Chaugule 2016-08-16 668 struct device *cpu_dev;
337aadff8e4567e Ashwin Chaugule 2015-10-02 669 acpi_handle handle = pr->handle;
337aadff8e4567e Ashwin Chaugule 2015-10-02 670 unsigned int num_ent, i, cpc_rev;
85b1407bf6d2f4a George Cherian 2017-10-11 671 int pcc_subspace_id = -1;
337aadff8e4567e Ashwin Chaugule 2015-10-02 672 acpi_status status;
337aadff8e4567e Ashwin Chaugule 2015-10-02 673 int ret = -EFAULT;
337aadff8e4567e Ashwin Chaugule 2015-10-02 674
603fadf33604a2e Bjorn Helgaas 2019-03-25 675 /* Parse the ACPI _CPC table for this CPU. */
337aadff8e4567e Ashwin Chaugule 2015-10-02 676 status = acpi_evaluate_object_typed(handle, "_CPC", NULL, &output,
337aadff8e4567e Ashwin Chaugule 2015-10-02 677 ACPI_TYPE_PACKAGE);
337aadff8e4567e Ashwin Chaugule 2015-10-02 678 if (ACPI_FAILURE(status)) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 679 ret = -ENODEV;
337aadff8e4567e Ashwin Chaugule 2015-10-02 680 goto out_buf_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 681 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 682
337aadff8e4567e Ashwin Chaugule 2015-10-02 683 out_obj = (union acpi_object *) output.pointer;
337aadff8e4567e Ashwin Chaugule 2015-10-02 684
337aadff8e4567e Ashwin Chaugule 2015-10-02 685 cpc_ptr = kzalloc(sizeof(struct cpc_desc), GFP_KERNEL);
337aadff8e4567e Ashwin Chaugule 2015-10-02 686 if (!cpc_ptr) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 687 ret = -ENOMEM;
337aadff8e4567e Ashwin Chaugule 2015-10-02 688 goto out_buf_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 689 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 690
337aadff8e4567e Ashwin Chaugule 2015-10-02 691 /* First entry is NumEntries. */
337aadff8e4567e Ashwin Chaugule 2015-10-02 692 cpc_obj = &out_obj->package.elements[0];
337aadff8e4567e Ashwin Chaugule 2015-10-02 693 if (cpc_obj->type == ACPI_TYPE_INTEGER) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 694 num_ent = cpc_obj->integer.value;
337aadff8e4567e Ashwin Chaugule 2015-10-02 695 } else {
337aadff8e4567e Ashwin Chaugule 2015-10-02 696 pr_debug("Unexpected entry type(%d) for NumEntries\n",
337aadff8e4567e Ashwin Chaugule 2015-10-02 697 cpc_obj->type);
337aadff8e4567e Ashwin Chaugule 2015-10-02 698 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 699 }
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 700 cpc_ptr->num_entries = num_ent;
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 701
337aadff8e4567e Ashwin Chaugule 2015-10-02 702 /* Second entry should be revision. */
337aadff8e4567e Ashwin Chaugule 2015-10-02 703 cpc_obj = &out_obj->package.elements[1];
337aadff8e4567e Ashwin Chaugule 2015-10-02 704 if (cpc_obj->type == ACPI_TYPE_INTEGER) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 705 cpc_rev = cpc_obj->integer.value;
337aadff8e4567e Ashwin Chaugule 2015-10-02 706 } else {
337aadff8e4567e Ashwin Chaugule 2015-10-02 707 pr_debug("Unexpected entry type(%d) for Revision\n",
337aadff8e4567e Ashwin Chaugule 2015-10-02 708 cpc_obj->type);
337aadff8e4567e Ashwin Chaugule 2015-10-02 709 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 710 }
4773e77cdc9b3af Prashanth Prakash 2018-04-04 711 cpc_ptr->version = cpc_rev;
337aadff8e4567e Ashwin Chaugule 2015-10-02 712
4773e77cdc9b3af Prashanth Prakash 2018-04-04 713 if (!is_cppc_supported(cpc_rev, num_ent))
337aadff8e4567e Ashwin Chaugule 2015-10-02 714 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 715
337aadff8e4567e Ashwin Chaugule 2015-10-02 716 /* Iterate through remaining entries in _CPC */
337aadff8e4567e Ashwin Chaugule 2015-10-02 717 for (i = 2; i < num_ent; i++) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 718 cpc_obj = &out_obj->package.elements[i];
337aadff8e4567e Ashwin Chaugule 2015-10-02 719
337aadff8e4567e Ashwin Chaugule 2015-10-02 720 if (cpc_obj->type == ACPI_TYPE_INTEGER) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 721 cpc_ptr->cpc_regs[i-2].type = ACPI_TYPE_INTEGER;
337aadff8e4567e Ashwin Chaugule 2015-10-02 722 cpc_ptr->cpc_regs[i-2].cpc_entry.int_value = cpc_obj->integer.value;
337aadff8e4567e Ashwin Chaugule 2015-10-02 723 } else if (cpc_obj->type == ACPI_TYPE_BUFFER) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 724 gas_t = (struct cpc_reg *)
337aadff8e4567e Ashwin Chaugule 2015-10-02 725 cpc_obj->buffer.pointer;
337aadff8e4567e Ashwin Chaugule 2015-10-02 726
337aadff8e4567e Ashwin Chaugule 2015-10-02 727 /*
337aadff8e4567e Ashwin Chaugule 2015-10-02 728 * The PCC Subspace index is encoded inside
337aadff8e4567e Ashwin Chaugule 2015-10-02 729 * the CPC table entries. The same PCC index
337aadff8e4567e Ashwin Chaugule 2015-10-02 730 * will be used for all the PCC entries,
337aadff8e4567e Ashwin Chaugule 2015-10-02 731 * so extract it only once.
337aadff8e4567e Ashwin Chaugule 2015-10-02 732 */
337aadff8e4567e Ashwin Chaugule 2015-10-02 733 if (gas_t->space_id == ACPI_ADR_SPACE_PLATFORM_COMM) {
85b1407bf6d2f4a George Cherian 2017-10-11 734 if (pcc_subspace_id < 0) {
85b1407bf6d2f4a George Cherian 2017-10-11 735 pcc_subspace_id = gas_t->access_width;
85b1407bf6d2f4a George Cherian 2017-10-11 736 if (pcc_data_alloc(pcc_subspace_id))
85b1407bf6d2f4a George Cherian 2017-10-11 737 goto out_free;
85b1407bf6d2f4a George Cherian 2017-10-11 738 } else if (pcc_subspace_id != gas_t->access_width) {
337aadff8e4567e Ashwin Chaugule 2015-10-02 739 pr_debug("Mismatched PCC ids.\n");
337aadff8e4567e Ashwin Chaugule 2015-10-02 740 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 741 }
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 742 } else if (gas_t->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 743 if (gas_t->address) {
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 744 void __iomem *addr;
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 745
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 746 addr = ioremap(gas_t->address, gas_t->bit_width/8);
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 747 if (!addr)
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 748 goto out_free;
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 749 cpc_ptr->cpc_regs[i-2].sys_mem_vaddr = addr;
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 750 }
5b7602759293620 Steven Noonan 2021-10-27 751 } else if (gas_t->space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
5b7602759293620 Steven Noonan 2021-10-27 752 if (gas_t->access_width < 1 || gas_t->access_width > 3) {
5b7602759293620 Steven Noonan 2021-10-27 753 /*
5b7602759293620 Steven Noonan 2021-10-27 754 * 1 = 8-bit, 2 = 16-bit, and 3 = 32-bit.
5b7602759293620 Steven Noonan 2021-10-27 755 * SystemIO doesn't implement 64-bit
5b7602759293620 Steven Noonan 2021-10-27 756 * registers.
5b7602759293620 Steven Noonan 2021-10-27 757 */
5b7602759293620 Steven Noonan 2021-10-27 758 pr_debug("Invalid access width %d for SystemIO register\n",
5b7602759293620 Steven Noonan 2021-10-27 759 gas_t->access_width);
5b7602759293620 Steven Noonan 2021-10-27 760 goto out_free;
5b7602759293620 Steven Noonan 2021-10-27 761 }
5b7602759293620 Steven Noonan 2021-10-27 762 if (gas_t->address & OVER_16BTS_MASK) {
5b7602759293620 Steven Noonan 2021-10-27 763 /* SystemIO registers use 16-bit integer addresses */
5b7602759293620 Steven Noonan 2021-10-27 764 pr_debug("Invalid IO port %llu for SystemIO register\n",
5b7602759293620 Steven Noonan 2021-10-27 765 gas_t->address);
5b7602759293620 Steven Noonan 2021-10-27 766 goto out_free;
5b7602759293620 Steven Noonan 2021-10-27 767 }
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 768 } else {
a6cbcdd5ab5f242 Srinivas Pandruvada 2016-09-01 769 if (gas_t->space_id != ACPI_ADR_SPACE_FIXED_HARDWARE || !cpc_ffh_supported()) {
5b7602759293620 Steven Noonan 2021-10-27 770 /* Support only PCC, SystemMemory, SystemIO, and FFH type regs. */
337aadff8e4567e Ashwin Chaugule 2015-10-02 771 pr_debug("Unsupported register type: %d\n", gas_t->space_id);
337aadff8e4567e Ashwin Chaugule 2015-10-02 772 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 773 }
a6cbcdd5ab5f242 Srinivas Pandruvada 2016-09-01 774 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 775
337aadff8e4567e Ashwin Chaugule 2015-10-02 776 cpc_ptr->cpc_regs[i-2].type = ACPI_TYPE_BUFFER;
337aadff8e4567e Ashwin Chaugule 2015-10-02 777 memcpy(&cpc_ptr->cpc_regs[i-2].cpc_entry.reg, gas_t, sizeof(*gas_t));
337aadff8e4567e Ashwin Chaugule 2015-10-02 778 } else {
337aadff8e4567e Ashwin Chaugule 2015-10-02 779 pr_debug("Err in entry:%d in CPC table of CPU:%d\n", i, pr->id);
337aadff8e4567e Ashwin Chaugule 2015-10-02 780 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 781 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 782 }
85b1407bf6d2f4a George Cherian 2017-10-11 783 per_cpu(cpu_pcc_subspace_idx, pr->id) = pcc_subspace_id;
4773e77cdc9b3af Prashanth Prakash 2018-04-04 784
4773e77cdc9b3af Prashanth Prakash 2018-04-04 785 /*
4773e77cdc9b3af Prashanth Prakash 2018-04-04 786 * Initialize the remaining cpc_regs as unsupported.
4773e77cdc9b3af Prashanth Prakash 2018-04-04 787 * Example: In case FW exposes CPPC v2, the below loop will initialize
4773e77cdc9b3af Prashanth Prakash 2018-04-04 788 * LOWEST_FREQ and NOMINAL_FREQ regs as unsupported
4773e77cdc9b3af Prashanth Prakash 2018-04-04 789 */
4773e77cdc9b3af Prashanth Prakash 2018-04-04 790 for (i = num_ent - 2; i < MAX_CPC_REG_ENT; i++) {
4773e77cdc9b3af Prashanth Prakash 2018-04-04 791 cpc_ptr->cpc_regs[i].type = ACPI_TYPE_INTEGER;
4773e77cdc9b3af Prashanth Prakash 2018-04-04 792 cpc_ptr->cpc_regs[i].cpc_entry.int_value = 0;
4773e77cdc9b3af Prashanth Prakash 2018-04-04 793 }
4773e77cdc9b3af Prashanth Prakash 2018-04-04 794
4773e77cdc9b3af Prashanth Prakash 2018-04-04 795
337aadff8e4567e Ashwin Chaugule 2015-10-02 796 /* Store CPU Logical ID */
337aadff8e4567e Ashwin Chaugule 2015-10-02 797 cpc_ptr->cpu_id = pr->id;
337aadff8e4567e Ashwin Chaugule 2015-10-02 798
337aadff8e4567e Ashwin Chaugule 2015-10-02 799 /* Parse PSD data for this CPU */
337aadff8e4567e Ashwin Chaugule 2015-10-02 800 ret = acpi_get_psd(cpc_ptr, handle);
337aadff8e4567e Ashwin Chaugule 2015-10-02 801 if (ret)
337aadff8e4567e Ashwin Chaugule 2015-10-02 802 goto out_free;
337aadff8e4567e Ashwin Chaugule 2015-10-02 803
603fadf33604a2e Bjorn Helgaas 2019-03-25 804 /* Register PCC channel once for all PCC subspace ID. */
85b1407bf6d2f4a George Cherian 2017-10-11 805 if (pcc_subspace_id >= 0 && !pcc_data[pcc_subspace_id]->pcc_channel_acquired) {
85b1407bf6d2f4a George Cherian 2017-10-11 806 ret = register_pcc_channel(pcc_subspace_id);
337aadff8e4567e Ashwin Chaugule 2015-10-02 807 if (ret)
337aadff8e4567e Ashwin Chaugule 2015-10-02 808 goto out_free;
8482ef8c6e684a1 Prakash, Prashanth 2016-08-16 809
85b1407bf6d2f4a George Cherian 2017-10-11 810 init_rwsem(&pcc_data[pcc_subspace_id]->pcc_lock);
85b1407bf6d2f4a George Cherian 2017-10-11 811 init_waitqueue_head(&pcc_data[pcc_subspace_id]->pcc_write_wait_q);
337aadff8e4567e Ashwin Chaugule 2015-10-02 812 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 813
337aadff8e4567e Ashwin Chaugule 2015-10-02 814 /* Everything looks okay */
337aadff8e4567e Ashwin Chaugule 2015-10-02 815 pr_debug("Parsed CPC struct for CPU: %d\n", pr->id);
337aadff8e4567e Ashwin Chaugule 2015-10-02 816
158c998ea44ba30 Ashwin Chaugule 2016-08-16 817 /* Add per logical CPU nodes for reading its feedback counters. */
158c998ea44ba30 Ashwin Chaugule 2016-08-16 818 cpu_dev = get_cpu_device(pr->id);
501634759d55a5b Dan Carpenter 2016-11-30 819 if (!cpu_dev) {
501634759d55a5b Dan Carpenter 2016-11-30 820 ret = -EINVAL;
158c998ea44ba30 Ashwin Chaugule 2016-08-16 821 goto out_free;
501634759d55a5b Dan Carpenter 2016-11-30 822 }
158c998ea44ba30 Ashwin Chaugule 2016-08-16 823
603fadf33604a2e Bjorn Helgaas 2019-03-25 824 /* Plug PSD data into this CPU's CPC descriptor. */
28076483afac9dd Rafael J. Wysocki 2016-12-10 825 per_cpu(cpc_desc_ptr, pr->id) = cpc_ptr;
28076483afac9dd Rafael J. Wysocki 2016-12-10 826
158c998ea44ba30 Ashwin Chaugule 2016-08-16 827 ret = kobject_init_and_add(&cpc_ptr->kobj, &cppc_ktype, &cpu_dev->kobj,
158c998ea44ba30 Ashwin Chaugule 2016-08-16 828 "acpi_cppc");
28076483afac9dd Rafael J. Wysocki 2016-12-10 829 if (ret) {
28076483afac9dd Rafael J. Wysocki 2016-12-10 830 per_cpu(cpc_desc_ptr, pr->id) = NULL;
4d8be4bc94f74bb Qiushi Wu 2020-05-27 831 kobject_put(&cpc_ptr->kobj);
158c998ea44ba30 Ashwin Chaugule 2016-08-16 832 goto out_free;
28076483afac9dd Rafael J. Wysocki 2016-12-10 833 }
158c998ea44ba30 Ashwin Chaugule 2016-08-16 834
41ea667227bad5c Nathan Fontenot 2020-11-12 @835 init_freq_invariance_cppc();
41ea667227bad5c Nathan Fontenot 2020-11-12 836
337aadff8e4567e Ashwin Chaugule 2015-10-02 837 kfree(output.pointer);
337aadff8e4567e Ashwin Chaugule 2015-10-02 838 return 0;
337aadff8e4567e Ashwin Chaugule 2015-10-02 839
337aadff8e4567e Ashwin Chaugule 2015-10-02 840 out_free:
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 841 /* Free all the mapped sys mem areas for this CPU */
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 842 for (i = 2; i < cpc_ptr->num_entries; i++) {
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 843 void __iomem *addr = cpc_ptr->cpc_regs[i-2].sys_mem_vaddr;
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 844
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 845 if (addr)
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 846 iounmap(addr);
5bbb86aa4b8d843 Ashwin Chaugule 2016-08-16 847 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 848 kfree(cpc_ptr);
337aadff8e4567e Ashwin Chaugule 2015-10-02 849
337aadff8e4567e Ashwin Chaugule 2015-10-02 850 out_buf_free:
337aadff8e4567e Ashwin Chaugule 2015-10-02 851 kfree(output.pointer);
337aadff8e4567e Ashwin Chaugule 2015-10-02 852 return ret;
337aadff8e4567e Ashwin Chaugule 2015-10-02 853 }
337aadff8e4567e Ashwin Chaugule 2015-10-02 854 EXPORT_SYMBOL_GPL(acpi_cppc_processor_probe);
337aadff8e4567e Ashwin Chaugule 2015-10-02 855
:::::: The code at line 835 was first introduced by commit
:::::: 41ea667227bad5c247d76e6605054e96e4d95f51 x86, sched: Calculate frequency invariance for AMD systems
:::::: TO: Nathan Fontenot <nathan.fontenot@....com>
:::::: CC: Ingo Molnar <mingo@...nel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
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