* Re: [PATCH] uprobes: Improve the usage of xol slots for better scalability
[not found] <20240918012752.2045713-1-liaochang1@huawei.com>
@ 2024-09-18 14:41 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-09-18 14:41 UTC (permalink / raw)
To: Liao Chang, mhiramat, oleg, andrii, peterz, mingo, acme, namhyung,
mark.rutland, alexander.shishkin, jolsa, irogers, adrian.hunter,
kan.liang
Cc: llvm, oe-kbuild-all, linux-kernel, linux-trace-kernel,
linux-perf-users, bpf
Hi Liao,
kernel test robot noticed the following build errors:
[auto build test ERROR on tip/perf/core]
[cannot apply to perf-tools-next/perf-tools-next perf-tools/perf-tools linus/master acme/perf/core v6.11 next-20240918]
[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/Liao-Chang/uprobes-Improve-the-usage-of-xol-slots-for-better-scalability/20240918-093915
base: tip/perf/core
patch link: https://lore.kernel.org/r/20240918012752.2045713-1-liaochang1%40huawei.com
patch subject: [PATCH] uprobes: Improve the usage of xol slots for better scalability
config: arm-defconfig (https://download.01.org/0day-ci/archive/20240918/202409182246.UMkGsMXl-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240918/202409182246.UMkGsMXl-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409182246.UMkGsMXl-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/arm/probes/uprobes/actions-arm.c:10:
>> include/linux/uprobes.h:81:2: error: unknown type name 'refcount_t'
refcount_t slot_ref;
^
1 error generated.
vim +/refcount_t +81 include/linux/uprobes.h
58
59 /*
60 * uprobe_task: Metadata of a task while it singlesteps.
61 */
62 struct uprobe_task {
63 enum uprobe_task_state state;
64
65 union {
66 struct {
67 struct arch_uprobe_task autask;
68 unsigned long vaddr;
69 };
70
71 struct {
72 struct callback_head dup_xol_work;
73 unsigned long dup_xol_addr;
74 };
75 };
76
77 struct uprobe *active_uprobe;
78 unsigned long xol_vaddr;
79
80 struct list_head gc;
> 81 refcount_t slot_ref;
82 int insn_slot;
83
84 struct arch_uprobe *auprobe;
85
86 struct return_instance *return_instances;
87 unsigned int depth;
88 };
89
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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