[gustavoars:testing/WFAMNAE-next20240215 1/1] arch/powerpc/perf/core-book3s.c:2315:64: error: passing argument 3 of 'perf_sample_save_brstack' from incompatible pointer type

From: kernel test robot
Date: Thu Feb 15 2024 - 21:16:19 EST

Next message: Rob Herring: "Re: [PATCH net-next v4 11/17] dt-bindings: net: pse-pd: Add another way of describing several PSE PIs"
Previous message: Liam R. Howlett: "Re: [RFC PATCH 1/8] mm: Switch mm->get_unmapped_area() to a flag"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git testing/WFAMNAE-next20240215
head: 2b08fd9386dd05331a6f385d45ea7272536123ec
commit: 34a5c90f36e0238bfc95cda9e2eccf7e610bff1a [1/1] treewide: Address -Wflexible-array-member-not-at-end warnings
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240216/202402161030.MBBR7fdm-lkp@xxxxxxxxx/config)
compiler: powerpc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240216/202402161030.MBBR7fdm-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402161030.MBBR7fdm-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

arch/powerpc/perf/core-book3s.c: In function 'record_and_restart':
>> arch/powerpc/perf/core-book3s.c:2315:64: error: passing argument 3 of 'perf_sample_save_brstack' from incompatible pointer type [-Werror=incompatible-pointer-types]
2315 | perf_sample_save_brstack(&data, event, &cpuhw->bhrb_stack, NULL);
| ^~~~~~~~~~~~~~~~~~
| |
| struct perf_branch_stack_tag *
In file included from arch/powerpc/perf/core-book3s.c:10:
include/linux/perf_event.h:1269:71: note: expected 'struct perf_branch_stack *' but argument is of type 'struct perf_branch_stack_tag *'
1269 | struct perf_branch_stack *brs,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
cc1: some warnings being treated as errors
--
drivers/crypto/nx/nx-842.c: In function 'nx842_crypto_compress':
>> drivers/crypto/nx/nx-842.c:254:43: error: initialization of 'struct nx842_crypto_header *' from incompatible pointer type 'struct nx842_crypto_header_tag *' [-Werror=incompatible-pointer-types]
254 | struct nx842_crypto_header *hdr = &ctx->header;
| ^
drivers/crypto/nx/nx-842.c: In function 'nx842_crypto_decompress':
>> drivers/crypto/nx/nx-842.c:493:13: error: assignment to 'struct nx842_crypto_header *' from incompatible pointer type 'struct nx842_crypto_header_tag *' [-Werror=incompatible-pointer-types]
493 | hdr = &ctx->header;
| ^
cc1: some warnings being treated as errors

vim +/perf_sample_save_brstack +2315 arch/powerpc/perf/core-book3s.c

b0a873ebbf87bf arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-11 2228
4cb6a42e4c4bc1 arch/powerpc/perf/core-book3s.c Kan Liang 2020-10-01 2229 #define PERF_SAMPLE_ADDR_TYPE (PERF_SAMPLE_ADDR | \
4cb6a42e4c4bc1 arch/powerpc/perf/core-book3s.c Kan Liang 2020-10-01 2230 PERF_SAMPLE_PHYS_ADDR | \
4cb6a42e4c4bc1 arch/powerpc/perf/core-book3s.c Kan Liang 2020-10-01 2231 PERF_SAMPLE_DATA_PAGE_SIZE)
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2232 /*
57c0c15b524432 arch/powerpc/kernel/perf_event.c Ingo Molnar 2009-09-21 2233 * A counter has overflowed; update its count and record
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2234 * things if requested. Note that interrupts are hard-disabled
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2235 * here so there is no possibility of being interrupted.
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2236 */
cdd6c482c9ff9c arch/powerpc/kernel/perf_event.c Ingo Molnar 2009-09-21 2237 static void record_and_restart(struct perf_event *event, unsigned long val,
a8b0ca17b80e92 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2011-06-27 2238 struct pt_regs *regs)
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2239 {
cdd6c482c9ff9c arch/powerpc/kernel/perf_event.c Ingo Molnar 2009-09-21 2240 u64 period = event->hw.sample_period;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2241 s64 prev, delta, left;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2242 int record = 0;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2243
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2244 if (event->hw.state & PERF_HES_STOPPED) {
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2245 write_pmc(event->hw.idx, 0);
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2246 return;
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2247 }
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2248
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2249 /* we don't have to worry about interrupts here */
e78505958cf123 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-05-21 2250 prev = local64_read(&event->hw.prev_count);
86c74ab317c1ef arch/powerpc/kernel/perf_event.c Eric B Munson 2011-04-15 2251 delta = check_and_compute_delta(prev, val);
e78505958cf123 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-05-21 2252 local64_add(delta, &event->count);
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2253
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2254 /*
cdd6c482c9ff9c arch/powerpc/kernel/perf_event.c Ingo Molnar 2009-09-21 2255 * See if the total period for this event has expired,
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2256 * and update for the next period.
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2257 */
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2258 val = 0;
e78505958cf123 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-05-21 2259 left = local64_read(&event->hw.period_left) - delta;
e13e895f8430d8 arch/powerpc/perf/core-book3s.c Michael Neuling 2012-11-05 2260 if (delta == 0)
e13e895f8430d8 arch/powerpc/perf/core-book3s.c Michael Neuling 2012-11-05 2261 left++;
60db5e09c13109 arch/powerpc/kernel/perf_counter.c Peter Zijlstra 2009-05-15 2262 if (period) {
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2263 if (left <= 0) {
60db5e09c13109 arch/powerpc/kernel/perf_counter.c Peter Zijlstra 2009-05-15 2264 left += period;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2265 if (left <= 0)
60db5e09c13109 arch/powerpc/kernel/perf_counter.c Peter Zijlstra 2009-05-15 2266 left = period;
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2267
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2268 /*
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2269 * If address is not requested in the sample via
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2270 * PERF_SAMPLE_IP, just record that sample irrespective
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2271 * of SIAR valid check.
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2272 */
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2273 if (event->attr.sample_type & PERF_SAMPLE_IP)
e6878835ac4794 arch/powerpc/perf/core-book3s.c sukadev@xxxxxxxxxxxxxxxxxx 2012-09-18 2274 record = siar_valid(regs);
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2275 else
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2276 record = 1;
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2277
4bca770ede796a arch/powerpc/kernel/perf_event.c Anton Blanchard 2011-01-17 2278 event->hw.last_period = event->hw.sample_period;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2279 }
98fb1807b97e3e arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-06-17 2280 if (left < 0x80000000LL)
98fb1807b97e3e arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-06-17 2281 val = 0x80000000LL - left;
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2282 }
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2283
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2284 write_pmc(event->hw.idx, val);
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2285 local64_set(&event->hw.prev_count, val);
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2286 local64_set(&event->hw.period_left, left);
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2287 perf_event_update_userpage(event);
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2288
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2289 /*
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2290 * Due to hardware limitation, sometimes SIAR could sample a kernel
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2291 * address even when freeze on supervisor state (kernel) is set in
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2292 * MMCR2. Check attr.exclude_kernel and address to drop the sample in
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2293 * these cases.
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2294 */
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2295 if (event->attr.exclude_kernel &&
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2296 (event->attr.sample_type & PERF_SAMPLE_IP) &&
d137845c973147 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-02-05 2297 is_kernel_addr(mfspr(SPRN_SIAR)))
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2298 record = 0;
aa8e21c053d72b arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-11-25 2299
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2300 /*
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2301 * Finally record data if requested.
4574910e508708 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-01-09 2302 */
0bbd0d4be8d5d3 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-05-14 2303 if (record) {
dc1d628a67a8f0 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-03-03 2304 struct perf_sample_data data;
dc1d628a67a8f0 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-03-03 2305
fd0d000b2c34aa arch/powerpc/perf/core-book3s.c Robert Richter 2012-04-02 2306 perf_sample_data_init(&data, ~0ULL, event->hw.last_period);
df1a132bf3d350 arch/powerpc/kernel/perf_counter.c Peter Zijlstra 2009-06-10 2307
4cb6a42e4c4bc1 arch/powerpc/perf/core-book3s.c Kan Liang 2020-10-01 2308 if (event->attr.sample_type & PERF_SAMPLE_ADDR_TYPE)
da97e18458fb42 arch/powerpc/perf/core-book3s.c Joel Fernandes (Google 2019-10-14 2309) perf_get_data_addr(event, regs, &data.addr);
98fb1807b97e3e arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-06-17 2310
3925f46bb5902b arch/powerpc/perf/core-book3s.c Anshuman Khandual 2013-04-22 2311 if (event->attr.sample_type & PERF_SAMPLE_BRANCH_STACK) {
3925f46bb5902b arch/powerpc/perf/core-book3s.c Anshuman Khandual 2013-04-22 2312 struct cpu_hw_events *cpuhw;
69111bac42f5ce arch/powerpc/perf/core-book3s.c Christoph Lameter 2014-10-21 2313 cpuhw = this_cpu_ptr(&cpu_hw_events);
da97e18458fb42 arch/powerpc/perf/core-book3s.c Joel Fernandes (Google 2019-10-14 2314) power_pmu_bhrb_read(event, cpuhw);
571d91dcadfa3c arch/powerpc/perf/core-book3s.c Kan Liang 2023-10-25 @2315 perf_sample_save_brstack(&data, event, &cpuhw->bhrb_stack, NULL);
3925f46bb5902b arch/powerpc/perf/core-book3s.c Anshuman Khandual 2013-04-22 2316 }
3925f46bb5902b arch/powerpc/perf/core-book3s.c Anshuman Khandual 2013-04-22 2317
79e96f8f930d42 arch/powerpc/perf/core-book3s.c Madhavan Srinivasan 2017-04-11 2318 if (event->attr.sample_type & PERF_SAMPLE_DATA_SRC &&
e16fd7f2cb1a65 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2319 ppmu->get_mem_data_src) {
79e96f8f930d42 arch/powerpc/perf/core-book3s.c Madhavan Srinivasan 2017-04-11 2320 ppmu->get_mem_data_src(&data.data_src, ppmu->flags, regs);
e16fd7f2cb1a65 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2321 data.sample_flags |= PERF_SAMPLE_DATA_SRC;
e16fd7f2cb1a65 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2322 }
79e96f8f930d42 arch/powerpc/perf/core-book3s.c Madhavan Srinivasan 2017-04-11 2323
af31fd0c9107e4 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-03-22 2324 if (event->attr.sample_type & PERF_SAMPLE_WEIGHT_TYPE &&
2abe681da0a192 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2325 ppmu->get_mem_weight) {
af31fd0c9107e4 arch/powerpc/perf/core-book3s.c Athira Rajeev 2021-03-22 2326 ppmu->get_mem_weight(&data.weight.full, event->attr.sample_type);
2abe681da0a192 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2327 data.sample_flags |= PERF_SAMPLE_WEIGHT_TYPE;
2abe681da0a192 arch/powerpc/perf/core-book3s.c Kan Liang 2022-09-01 2328 }
a8b0ca17b80e92 arch/powerpc/kernel/perf_event.c Peter Zijlstra 2011-06-27 2329 if (perf_event_overflow(event, &data, regs))
a4eaf7f14675cb arch/powerpc/kernel/perf_event.c Peter Zijlstra 2010-06-16 2330 power_pmu_stop(event, 0);
17899eaf88d689 arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-08-06 2331 } else if (period) {
17899eaf88d689 arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-08-06 2332 /* Account for interrupt in case of invalid SIAR */
17899eaf88d689 arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-08-06 2333 if (perf_event_account_interrupt(event))
17899eaf88d689 arch/powerpc/perf/core-book3s.c Athira Rajeev 2020-08-06 2334 power_pmu_stop(event, 0);
8a7b8cb91f26a6 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-05-26 2335 }
0bbd0d4be8d5d3 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-05-14 2336 }
0bbd0d4be8d5d3 arch/powerpc/kernel/perf_counter.c Paul Mackerras 2009-05-14 2337

:::::: The code at line 2315 was first introduced by commit
:::::: 571d91dcadfa3cef499010b4eddb9b58b0da4d24 perf: Add branch stack counters

:::::: TO: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
:::::: CC: Peter Zijlstra <peterz@xxxxxxxxxxxxx>

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Next message: Rob Herring: "Re: [PATCH net-next v4 11/17] dt-bindings: net: pse-pd: Add another way of describing several PSE PIs"
Previous message: Liam R. Howlett: "Re: [RFC PATCH 1/8] mm: Switch mm->get_unmapped_area() to a flag"
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]