* [sashal-linux-stable:queue-4.9 47/79] drivers//hwtracing/coresight/coresight-tmc-etf.c:295:10: error: 'event' undeclared; did you mean 'io_event'?
@ 2020-01-10 16:04 kbuild test robot
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From: kbuild test robot @ 2020-01-10 16:04 UTC (permalink / raw)
To: kbuild-all
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.9
head: 4148278970e6bb725edb3fd5cc91c3d83cc16a97
commit: 6e0398880e744cdd7e8ea21c830d010dd62e8582 [47/79] coresight: tmc-etf: Do not call smp_processor_id from preemptible
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 7.5.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 6e0398880e744cdd7e8ea21c830d010dd62e8582
# save the attached .config to linux build tree
GCC_VERSION=7.5.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
drivers//hwtracing/coresight/coresight-tmc-etf.c: In function 'tmc_alloc_etf_buffer':
>> drivers//hwtracing/coresight/coresight-tmc-etf.c:295:10: error: 'event' undeclared (first use in this function); did you mean 'io_event'?
node = (event->cpu == -1) ? NUMA_NO_NODE : cpu_to_node(event->cpu);
^~~~~
io_event
drivers//hwtracing/coresight/coresight-tmc-etf.c:295:10: note: each undeclared identifier is reported only once for each function it appears in
vim +295 drivers//hwtracing/coresight/coresight-tmc-etf.c
288
289 static void *tmc_alloc_etf_buffer(struct coresight_device *csdev, int cpu,
290 void **pages, int nr_pages, bool overwrite)
291 {
292 int node;
293 struct cs_buffers *buf;
294
> 295 node = (event->cpu == -1) ? NUMA_NO_NODE : cpu_to_node(event->cpu);
296
297 /* Allocate memory structure for interaction with Perf */
298 buf = kzalloc_node(sizeof(struct cs_buffers), GFP_KERNEL, node);
299 if (!buf)
300 return NULL;
301
302 buf->snapshot = overwrite;
303 buf->nr_pages = nr_pages;
304 buf->data_pages = pages;
305
306 return buf;
307 }
308
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org Intel Corporation
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2020-01-10 16:04 [sashal-linux-stable:queue-4.9 47/79] drivers//hwtracing/coresight/coresight-tmc-etf.c:295:10: error: 'event' undeclared; did you mean 'io_event'? kbuild test robot
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