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Message-ID: <202403132349.Ph0CYSV2-lkp@intel.com>
Date: Wed, 13 Mar 2024 23:44:06 +0800
From: kernel test robot <lkp@...el.com>
To: Robin Murphy <robin.murphy@....com>, Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Mark Rutland <mark.rutland@....com>, Will Deacon <will@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
x86@...nel.org, linux-perf-users@...r.kernel.org,
jialong.yang@...ngroup.cn
Subject: Re: [PATCH 04/10] perf: Rename PERF_PMU_CAP_NO_INTERRUPT
Hi Robin,
kernel test robot noticed the following build warnings:
[auto build test WARNING on perf-tools-next/perf-tools-next]
[also build test WARNING on perf-tools/perf-tools linus/master v6.8 next-20240313]
[cannot apply to acme/perf/core tip/perf/core]
[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/Robin-Murphy/perf-alibaba_uncore_drw-Use-correct-CPU-affinity/20240313-013915
base: https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git perf-tools-next
patch link: https://lore.kernel.org/r/0999a39f0a068979dbcc6119380f63d706101b4f.1710257512.git.robin.murphy%40arm.com
patch subject: [PATCH 04/10] perf: Rename PERF_PMU_CAP_NO_INTERRUPT
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240313/202403132349.Ph0CYSV2-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240313/202403132349.Ph0CYSV2-lkp@intel.com/reproduce)
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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403132349.Ph0CYSV2-lkp@intel.com/
All warnings (new ones prefixed by >>):
arch/powerpc/perf/hv-24x7.c: In function 'hv_24x7_init':
arch/powerpc/perf/hv-24x7.c:1742:9: error: expected ';' before 'r'
1742 | r = create_events_from_catalog(&event_group.attrs,
| ^
arch/powerpc/perf/hv-24x7.c: At top level:
>> arch/powerpc/perf/hv-24x7.c:764:12: warning: 'create_events_from_catalog' defined but not used [-Wunused-function]
764 | static int create_events_from_catalog(struct attribute ***events_,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/create_events_from_catalog +764 arch/powerpc/perf/hv-24x7.c
5c5cd7b502595f Cody P Schafer 2015-01-30 763
7debc970ae7a55 Li Zhong 2015-04-13 @764 static int create_events_from_catalog(struct attribute ***events_,
5c5cd7b502595f Cody P Schafer 2015-01-30 765 struct attribute ***event_descs_,
5c5cd7b502595f Cody P Schafer 2015-01-30 766 struct attribute ***event_long_descs_)
5c5cd7b502595f Cody P Schafer 2015-01-30 767 {
38d81846106bb1 Thiago Jung Bauermann 2017-06-29 768 long hret;
5c5cd7b502595f Cody P Schafer 2015-01-30 769 size_t catalog_len, catalog_page_len, event_entry_count,
5c5cd7b502595f Cody P Schafer 2015-01-30 770 event_data_len, event_data_offs,
5c5cd7b502595f Cody P Schafer 2015-01-30 771 event_data_bytes, junk_events, event_idx, event_attr_ct, i,
5c5cd7b502595f Cody P Schafer 2015-01-30 772 attr_max, event_idx_last, desc_ct, long_desc_ct;
5c5cd7b502595f Cody P Schafer 2015-01-30 773 ssize_t ct, ev_len;
12bf85a71000af Thiago Jung Bauermann 2017-06-29 774 uint64_t catalog_version_num;
5c5cd7b502595f Cody P Schafer 2015-01-30 775 struct attribute **events, **event_descs, **event_long_descs;
5c5cd7b502595f Cody P Schafer 2015-01-30 776 struct hv_24x7_catalog_page_0 *page_0 =
5c5cd7b502595f Cody P Schafer 2015-01-30 777 kmem_cache_alloc(hv_page_cache, GFP_KERNEL);
5c5cd7b502595f Cody P Schafer 2015-01-30 778 void *page = page_0;
5c5cd7b502595f Cody P Schafer 2015-01-30 779 void *event_data, *end;
5c5cd7b502595f Cody P Schafer 2015-01-30 780 struct hv_24x7_event_data *event;
5c5cd7b502595f Cody P Schafer 2015-01-30 781 struct rb_root ev_uniq = RB_ROOT;
7debc970ae7a55 Li Zhong 2015-04-13 782 int ret = 0;
5c5cd7b502595f Cody P Schafer 2015-01-30 783
7debc970ae7a55 Li Zhong 2015-04-13 784 if (!page) {
7debc970ae7a55 Li Zhong 2015-04-13 785 ret = -ENOMEM;
5c5cd7b502595f Cody P Schafer 2015-01-30 786 goto e_out;
7debc970ae7a55 Li Zhong 2015-04-13 787 }
5c5cd7b502595f Cody P Schafer 2015-01-30 788
5c5cd7b502595f Cody P Schafer 2015-01-30 789 hret = h_get_24x7_catalog_page(page, 0, 0);
7debc970ae7a55 Li Zhong 2015-04-13 790 if (hret) {
7debc970ae7a55 Li Zhong 2015-04-13 791 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 792 goto e_free;
7debc970ae7a55 Li Zhong 2015-04-13 793 }
5c5cd7b502595f Cody P Schafer 2015-01-30 794
5c5cd7b502595f Cody P Schafer 2015-01-30 795 catalog_version_num = be64_to_cpu(page_0->version);
5c5cd7b502595f Cody P Schafer 2015-01-30 796 catalog_page_len = be32_to_cpu(page_0->length);
5c5cd7b502595f Cody P Schafer 2015-01-30 797
5c5cd7b502595f Cody P Schafer 2015-01-30 798 if (MAX_4K < catalog_page_len) {
5c5cd7b502595f Cody P Schafer 2015-01-30 799 pr_err("invalid page count: %zu\n", catalog_page_len);
7debc970ae7a55 Li Zhong 2015-04-13 800 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 801 goto e_free;
5c5cd7b502595f Cody P Schafer 2015-01-30 802 }
5c5cd7b502595f Cody P Schafer 2015-01-30 803
5c5cd7b502595f Cody P Schafer 2015-01-30 804 catalog_len = catalog_page_len * 4096;
5c5cd7b502595f Cody P Schafer 2015-01-30 805
5c5cd7b502595f Cody P Schafer 2015-01-30 806 event_entry_count = be16_to_cpu(page_0->event_entry_count);
5c5cd7b502595f Cody P Schafer 2015-01-30 807 event_data_offs = be16_to_cpu(page_0->event_data_offs);
5c5cd7b502595f Cody P Schafer 2015-01-30 808 event_data_len = be16_to_cpu(page_0->event_data_len);
5c5cd7b502595f Cody P Schafer 2015-01-30 809
12bf85a71000af Thiago Jung Bauermann 2017-06-29 810 pr_devel("cv %llu cl %zu eec %zu edo %zu edl %zu\n",
12bf85a71000af Thiago Jung Bauermann 2017-06-29 811 catalog_version_num, catalog_len,
5c5cd7b502595f Cody P Schafer 2015-01-30 812 event_entry_count, event_data_offs, event_data_len);
5c5cd7b502595f Cody P Schafer 2015-01-30 813
5c5cd7b502595f Cody P Schafer 2015-01-30 814 if ((MAX_4K < event_data_len)
5c5cd7b502595f Cody P Schafer 2015-01-30 815 || (MAX_4K < event_data_offs)
5c5cd7b502595f Cody P Schafer 2015-01-30 816 || (MAX_4K - event_data_offs < event_data_len)) {
5c5cd7b502595f Cody P Schafer 2015-01-30 817 pr_err("invalid event data offs %zu and/or len %zu\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 818 event_data_offs, event_data_len);
7debc970ae7a55 Li Zhong 2015-04-13 819 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 820 goto e_free;
5c5cd7b502595f Cody P Schafer 2015-01-30 821 }
5c5cd7b502595f Cody P Schafer 2015-01-30 822
5c5cd7b502595f Cody P Schafer 2015-01-30 823 if ((event_data_offs + event_data_len) > catalog_page_len) {
5c5cd7b502595f Cody P Schafer 2015-01-30 824 pr_err("event data %zu-%zu does not fit inside catalog 0-%zu\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 825 event_data_offs,
5c5cd7b502595f Cody P Schafer 2015-01-30 826 event_data_offs + event_data_len,
5c5cd7b502595f Cody P Schafer 2015-01-30 827 catalog_page_len);
7debc970ae7a55 Li Zhong 2015-04-13 828 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 829 goto e_free;
5c5cd7b502595f Cody P Schafer 2015-01-30 830 }
5c5cd7b502595f Cody P Schafer 2015-01-30 831
8f69dc701aac17 Sukadev Bhattiprolu 2016-02-16 832 if (SIZE_MAX - 1 < event_entry_count) {
8f69dc701aac17 Sukadev Bhattiprolu 2016-02-16 833 pr_err("event_entry_count %zu is invalid\n", event_entry_count);
7debc970ae7a55 Li Zhong 2015-04-13 834 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 835 goto e_free;
5c5cd7b502595f Cody P Schafer 2015-01-30 836 }
5c5cd7b502595f Cody P Schafer 2015-01-30 837
5c5cd7b502595f Cody P Schafer 2015-01-30 838 event_data_bytes = event_data_len * 4096;
5c5cd7b502595f Cody P Schafer 2015-01-30 839
5c5cd7b502595f Cody P Schafer 2015-01-30 840 /*
5c5cd7b502595f Cody P Schafer 2015-01-30 841 * event data can span several pages, events can cross between these
5c5cd7b502595f Cody P Schafer 2015-01-30 842 * pages. Use vmalloc to make this easier.
5c5cd7b502595f Cody P Schafer 2015-01-30 843 */
5c5cd7b502595f Cody P Schafer 2015-01-30 844 event_data = vmalloc(event_data_bytes);
5c5cd7b502595f Cody P Schafer 2015-01-30 845 if (!event_data) {
5c5cd7b502595f Cody P Schafer 2015-01-30 846 pr_err("could not allocate event data\n");
7debc970ae7a55 Li Zhong 2015-04-13 847 ret = -ENOMEM;
5c5cd7b502595f Cody P Schafer 2015-01-30 848 goto e_free;
5c5cd7b502595f Cody P Schafer 2015-01-30 849 }
5c5cd7b502595f Cody P Schafer 2015-01-30 850
5c5cd7b502595f Cody P Schafer 2015-01-30 851 end = event_data + event_data_bytes;
5c5cd7b502595f Cody P Schafer 2015-01-30 852
5c5cd7b502595f Cody P Schafer 2015-01-30 853 /*
5c5cd7b502595f Cody P Schafer 2015-01-30 854 * using vmalloc_to_phys() like this only works if PAGE_SIZE is
5c5cd7b502595f Cody P Schafer 2015-01-30 855 * divisible by 4096
5c5cd7b502595f Cody P Schafer 2015-01-30 856 */
5c5cd7b502595f Cody P Schafer 2015-01-30 857 BUILD_BUG_ON(PAGE_SIZE % 4096);
5c5cd7b502595f Cody P Schafer 2015-01-30 858
5c5cd7b502595f Cody P Schafer 2015-01-30 859 for (i = 0; i < event_data_len; i++) {
5c5cd7b502595f Cody P Schafer 2015-01-30 860 hret = h_get_24x7_catalog_page_(
5c5cd7b502595f Cody P Schafer 2015-01-30 861 vmalloc_to_phys(event_data + i * 4096),
5c5cd7b502595f Cody P Schafer 2015-01-30 862 catalog_version_num,
5c5cd7b502595f Cody P Schafer 2015-01-30 863 i + event_data_offs);
5c5cd7b502595f Cody P Schafer 2015-01-30 864 if (hret) {
12bf85a71000af Thiago Jung Bauermann 2017-06-29 865 pr_err("Failed to get event data in page %zu: rc=%ld\n",
12bf85a71000af Thiago Jung Bauermann 2017-06-29 866 i + event_data_offs, hret);
7debc970ae7a55 Li Zhong 2015-04-13 867 ret = -EIO;
5c5cd7b502595f Cody P Schafer 2015-01-30 868 goto e_event_data;
5c5cd7b502595f Cody P Schafer 2015-01-30 869 }
5c5cd7b502595f Cody P Schafer 2015-01-30 870 }
5c5cd7b502595f Cody P Schafer 2015-01-30 871
5c5cd7b502595f Cody P Schafer 2015-01-30 872 /*
5c5cd7b502595f Cody P Schafer 2015-01-30 873 * scan the catalog to determine the number of attributes we need, and
5c5cd7b502595f Cody P Schafer 2015-01-30 874 * verify it at the same time.
5c5cd7b502595f Cody P Schafer 2015-01-30 875 */
5c5cd7b502595f Cody P Schafer 2015-01-30 876 for (junk_events = 0, event = event_data, event_idx = 0, attr_max = 0;
5c5cd7b502595f Cody P Schafer 2015-01-30 877 ;
5c5cd7b502595f Cody P Schafer 2015-01-30 878 event_idx++, event = (void *)event + ev_len) {
5c5cd7b502595f Cody P Schafer 2015-01-30 879 size_t offset = (void *)event - (void *)event_data;
5c5cd7b502595f Cody P Schafer 2015-01-30 880 char *name;
5c5cd7b502595f Cody P Schafer 2015-01-30 881 int nl;
5c5cd7b502595f Cody P Schafer 2015-01-30 882
5c5cd7b502595f Cody P Schafer 2015-01-30 883 ev_len = catalog_event_len_validate(event, event_idx,
5c5cd7b502595f Cody P Schafer 2015-01-30 884 event_data_bytes,
5c5cd7b502595f Cody P Schafer 2015-01-30 885 event_entry_count,
5c5cd7b502595f Cody P Schafer 2015-01-30 886 offset, end);
5c5cd7b502595f Cody P Schafer 2015-01-30 887 if (ev_len < 0)
5c5cd7b502595f Cody P Schafer 2015-01-30 888 break;
5c5cd7b502595f Cody P Schafer 2015-01-30 889
5c5cd7b502595f Cody P Schafer 2015-01-30 890 name = event_name(event, &nl);
5c5cd7b502595f Cody P Schafer 2015-01-30 891
e5f9d8858612c1 Kajol Jain 2020-12-28 892 if (ignore_event(name)) {
e5f9d8858612c1 Kajol Jain 2020-12-28 893 junk_events++;
e5f9d8858612c1 Kajol Jain 2020-12-28 894 continue;
e5f9d8858612c1 Kajol Jain 2020-12-28 895 }
5c5cd7b502595f Cody P Schafer 2015-01-30 896 if (event->event_group_record_len == 0) {
5c5cd7b502595f Cody P Schafer 2015-01-30 897 pr_devel("invalid event %zu (%.*s): group_record_len == 0, skipping\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 898 event_idx, nl, name);
5c5cd7b502595f Cody P Schafer 2015-01-30 899 junk_events++;
5c5cd7b502595f Cody P Schafer 2015-01-30 900 continue;
5c5cd7b502595f Cody P Schafer 2015-01-30 901 }
5c5cd7b502595f Cody P Schafer 2015-01-30 902
5c5cd7b502595f Cody P Schafer 2015-01-30 903 if (!catalog_entry_domain_is_valid(event->domain)) {
5c5cd7b502595f Cody P Schafer 2015-01-30 904 pr_info("event %zu (%.*s) has invalid domain %d\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 905 event_idx, nl, name, event->domain);
5c5cd7b502595f Cody P Schafer 2015-01-30 906 junk_events++;
5c5cd7b502595f Cody P Schafer 2015-01-30 907 continue;
5c5cd7b502595f Cody P Schafer 2015-01-30 908 }
5c5cd7b502595f Cody P Schafer 2015-01-30 909
8f69dc701aac17 Sukadev Bhattiprolu 2016-02-16 910 attr_max++;
5c5cd7b502595f Cody P Schafer 2015-01-30 911 }
5c5cd7b502595f Cody P Schafer 2015-01-30 912
5c5cd7b502595f Cody P Schafer 2015-01-30 913 event_idx_last = event_idx;
5c5cd7b502595f Cody P Schafer 2015-01-30 914 if (event_idx_last != event_entry_count)
5c5cd7b502595f Cody P Schafer 2015-01-30 915 pr_warn("event buffer ended before listed # of events were parsed (got %zu, wanted %zu, junk %zu)\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 916 event_idx_last, event_entry_count, junk_events);
5c5cd7b502595f Cody P Schafer 2015-01-30 917
5c5cd7b502595f Cody P Schafer 2015-01-30 918 events = kmalloc_array(attr_max + 1, sizeof(*events), GFP_KERNEL);
7debc970ae7a55 Li Zhong 2015-04-13 919 if (!events) {
7debc970ae7a55 Li Zhong 2015-04-13 920 ret = -ENOMEM;
5c5cd7b502595f Cody P Schafer 2015-01-30 921 goto e_event_data;
7debc970ae7a55 Li Zhong 2015-04-13 922 }
5c5cd7b502595f Cody P Schafer 2015-01-30 923
5c5cd7b502595f Cody P Schafer 2015-01-30 924 event_descs = kmalloc_array(event_idx + 1, sizeof(*event_descs),
5c5cd7b502595f Cody P Schafer 2015-01-30 925 GFP_KERNEL);
7debc970ae7a55 Li Zhong 2015-04-13 926 if (!event_descs) {
7debc970ae7a55 Li Zhong 2015-04-13 927 ret = -ENOMEM;
5c5cd7b502595f Cody P Schafer 2015-01-30 928 goto e_event_attrs;
7debc970ae7a55 Li Zhong 2015-04-13 929 }
5c5cd7b502595f Cody P Schafer 2015-01-30 930
5c5cd7b502595f Cody P Schafer 2015-01-30 931 event_long_descs = kmalloc_array(event_idx + 1,
5c5cd7b502595f Cody P Schafer 2015-01-30 932 sizeof(*event_long_descs), GFP_KERNEL);
7debc970ae7a55 Li Zhong 2015-04-13 933 if (!event_long_descs) {
7debc970ae7a55 Li Zhong 2015-04-13 934 ret = -ENOMEM;
5c5cd7b502595f Cody P Schafer 2015-01-30 935 goto e_event_descs;
7debc970ae7a55 Li Zhong 2015-04-13 936 }
5c5cd7b502595f Cody P Schafer 2015-01-30 937
5c5cd7b502595f Cody P Schafer 2015-01-30 938 /* Iterate over the catalog filling in the attribute vector */
5c5cd7b502595f Cody P Schafer 2015-01-30 939 for (junk_events = 0, event_attr_ct = 0, desc_ct = 0, long_desc_ct = 0,
5c5cd7b502595f Cody P Schafer 2015-01-30 940 event = event_data, event_idx = 0;
5c5cd7b502595f Cody P Schafer 2015-01-30 941 event_idx < event_idx_last;
5c5cd7b502595f Cody P Schafer 2015-01-30 942 event_idx++, ev_len = be16_to_cpu(event->length),
5c5cd7b502595f Cody P Schafer 2015-01-30 943 event = (void *)event + ev_len) {
5c5cd7b502595f Cody P Schafer 2015-01-30 944 char *name;
5c5cd7b502595f Cody P Schafer 2015-01-30 945 int nl;
5c5cd7b502595f Cody P Schafer 2015-01-30 946 int nonce;
5c5cd7b502595f Cody P Schafer 2015-01-30 947 /*
5c5cd7b502595f Cody P Schafer 2015-01-30 948 * these are the only "bad" events that are intermixed and that
5c5cd7b502595f Cody P Schafer 2015-01-30 949 * we can ignore without issue. make sure to skip them here
5c5cd7b502595f Cody P Schafer 2015-01-30 950 */
5c5cd7b502595f Cody P Schafer 2015-01-30 951 if (event->event_group_record_len == 0)
5c5cd7b502595f Cody P Schafer 2015-01-30 952 continue;
5c5cd7b502595f Cody P Schafer 2015-01-30 953 if (!catalog_entry_domain_is_valid(event->domain))
5c5cd7b502595f Cody P Schafer 2015-01-30 954 continue;
5c5cd7b502595f Cody P Schafer 2015-01-30 955
5c5cd7b502595f Cody P Schafer 2015-01-30 956 name = event_name(event, &nl);
e5f9d8858612c1 Kajol Jain 2020-12-28 957 if (ignore_event(name))
e5f9d8858612c1 Kajol Jain 2020-12-28 958 continue;
e5f9d8858612c1 Kajol Jain 2020-12-28 959
5c5cd7b502595f Cody P Schafer 2015-01-30 960 nonce = event_uniq_add(&ev_uniq, name, nl, event->domain);
5c5cd7b502595f Cody P Schafer 2015-01-30 961 ct = event_data_to_attrs(event_idx, events + event_attr_ct,
5c5cd7b502595f Cody P Schafer 2015-01-30 962 event, nonce);
8f69dc701aac17 Sukadev Bhattiprolu 2016-02-16 963 if (ct < 0) {
5c5cd7b502595f Cody P Schafer 2015-01-30 964 pr_warn("event %zu (%.*s) creation failure, skipping\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 965 event_idx, nl, name);
5c5cd7b502595f Cody P Schafer 2015-01-30 966 junk_events++;
5c5cd7b502595f Cody P Schafer 2015-01-30 967 } else {
8f69dc701aac17 Sukadev Bhattiprolu 2016-02-16 968 event_attr_ct++;
5c5cd7b502595f Cody P Schafer 2015-01-30 969 event_descs[desc_ct] = event_to_desc_attr(event, nonce);
5c5cd7b502595f Cody P Schafer 2015-01-30 970 if (event_descs[desc_ct])
5c5cd7b502595f Cody P Schafer 2015-01-30 971 desc_ct++;
5c5cd7b502595f Cody P Schafer 2015-01-30 972 event_long_descs[long_desc_ct] =
5c5cd7b502595f Cody P Schafer 2015-01-30 973 event_to_long_desc_attr(event, nonce);
5c5cd7b502595f Cody P Schafer 2015-01-30 974 if (event_long_descs[long_desc_ct])
5c5cd7b502595f Cody P Schafer 2015-01-30 975 long_desc_ct++;
5c5cd7b502595f Cody P Schafer 2015-01-30 976 }
5c5cd7b502595f Cody P Schafer 2015-01-30 977 }
5c5cd7b502595f Cody P Schafer 2015-01-30 978
5c5cd7b502595f Cody P Schafer 2015-01-30 979 pr_info("read %zu catalog entries, created %zu event attrs (%zu failures), %zu descs\n",
5c5cd7b502595f Cody P Schafer 2015-01-30 980 event_idx, event_attr_ct, junk_events, desc_ct);
5c5cd7b502595f Cody P Schafer 2015-01-30 981
5c5cd7b502595f Cody P Schafer 2015-01-30 982 events[event_attr_ct] = NULL;
5c5cd7b502595f Cody P Schafer 2015-01-30 983 event_descs[desc_ct] = NULL;
5c5cd7b502595f Cody P Schafer 2015-01-30 984 event_long_descs[long_desc_ct] = NULL;
5c5cd7b502595f Cody P Schafer 2015-01-30 985
5c5cd7b502595f Cody P Schafer 2015-01-30 986 event_uniq_destroy(&ev_uniq);
5c5cd7b502595f Cody P Schafer 2015-01-30 987 vfree(event_data);
5c5cd7b502595f Cody P Schafer 2015-01-30 988 kmem_cache_free(hv_page_cache, page);
5c5cd7b502595f Cody P Schafer 2015-01-30 989
5c5cd7b502595f Cody P Schafer 2015-01-30 990 *events_ = events;
5c5cd7b502595f Cody P Schafer 2015-01-30 991 *event_descs_ = event_descs;
5c5cd7b502595f Cody P Schafer 2015-01-30 992 *event_long_descs_ = event_long_descs;
7debc970ae7a55 Li Zhong 2015-04-13 993 return 0;
5c5cd7b502595f Cody P Schafer 2015-01-30 994
5c5cd7b502595f Cody P Schafer 2015-01-30 995 e_event_descs:
5c5cd7b502595f Cody P Schafer 2015-01-30 996 kfree(event_descs);
5c5cd7b502595f Cody P Schafer 2015-01-30 997 e_event_attrs:
5c5cd7b502595f Cody P Schafer 2015-01-30 998 kfree(events);
5c5cd7b502595f Cody P Schafer 2015-01-30 999 e_event_data:
5c5cd7b502595f Cody P Schafer 2015-01-30 1000 vfree(event_data);
5c5cd7b502595f Cody P Schafer 2015-01-30 1001 e_free:
5c5cd7b502595f Cody P Schafer 2015-01-30 1002 kmem_cache_free(hv_page_cache, page);
5c5cd7b502595f Cody P Schafer 2015-01-30 1003 e_out:
5c5cd7b502595f Cody P Schafer 2015-01-30 1004 *events_ = NULL;
5c5cd7b502595f Cody P Schafer 2015-01-30 1005 *event_descs_ = NULL;
5c5cd7b502595f Cody P Schafer 2015-01-30 1006 *event_long_descs_ = NULL;
7debc970ae7a55 Li Zhong 2015-04-13 1007 return ret;
5c5cd7b502595f Cody P Schafer 2015-01-30 1008 }
5c5cd7b502595f Cody P Schafer 2015-01-30 1009
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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