From: kernel test robot <lkp@intel.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org
Subject: Re: [RFC V2 1/8] perf: Consolidate branch sample filter helpers
Date: Wed, 13 Apr 2022 03:02:59 +0800 [thread overview]
Message-ID: <202204130219.KG5G7zyU-lkp@intel.com> (raw)
In-Reply-To: <20220412115455.293119-2-anshuman.khandual@arm.com>
Hi Anshuman,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on arm64/for-next/core]
[also build test WARNING on linus/master linux/master v5.18-rc2]
[cannot apply to tip/perf/core tip/master next-20220412]
[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]
url: https://github.com/intel-lab-lkp/linux/commits/Anshuman-Khandual/arm64-perf-Enable-branch-stack-sampling/20220412-204141
base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core
config: i386-randconfig-a001-20220411 (https://download.01.org/0day-ci/archive/20220413/202204130219.KG5G7zyU-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project fe2478d44e4f7f191c43fef629ac7a23d0251e72)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/6d93333c8ddf355a33ed0f51718603406412afbb
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Anshuman-Khandual/arm64-perf-Enable-branch-stack-sampling/20220412-204141
git checkout 6d93333c8ddf355a33ed0f51718603406412afbb
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from ipc/msg.c:35:
In file included from include/linux/syscalls.h:88:
In file included from include/trace/syscall.h:7:
In file included from include/linux/trace_events.h:10:
include/linux/perf_event.h:1685:42: error: use of undeclared identifier 'PERF_SAMPLE_BRANCH_PRIV_SAVE'; did you mean 'PERF_SAMPLE_BRANCH_TYPE_SAVE'?
return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE;
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
PERF_SAMPLE_BRANCH_TYPE_SAVE
include/uapi/linux/perf_event.h:231:2: note: 'PERF_SAMPLE_BRANCH_TYPE_SAVE' declared here
PERF_SAMPLE_BRANCH_TYPE_SAVE =
^
>> ipc/msg.c:496:20: warning: implicit conversion from 'int' to 'unsigned short' changes value from 32768000 to 0 [-Wconstant-conversion]
msginfo->msgseg = MSGSEG;
~ ^~~~~~
include/uapi/linux/msg.h:87:38: note: expanded from macro 'MSGSEG'
#define MSGSEG (__MSGSEG <= 0xffff ? __MSGSEG : 0xffff)
^~~~~~~~
include/uapi/linux/msg.h:86:36: note: expanded from macro '__MSGSEG'
#define __MSGSEG ((MSGPOOL * 1024) / MSGSSZ) /* max no. of segments */
~~~~~~~~~~~~~~~~~^~~~~~~~
1 warning and 1 error generated.
vim +496 ipc/msg.c
a0d092fc2df845 Pierre Peiffer 2008-04-29 475
156d9ed1260ee5 Al Viro 2017-07-09 476 static int msgctl_info(struct ipc_namespace *ns, int msqid,
156d9ed1260ee5 Al Viro 2017-07-09 477 int cmd, struct msginfo *msginfo)
a0d092fc2df845 Pierre Peiffer 2008-04-29 478 {
2cafed30f150f7 Davidlohr Bueso 2013-07-08 479 int err;
27c331a1746142 Manfred Spraul 2018-08-21 480 int max_idx;
5a06a363ef4844 Ingo Molnar 2006-07-30 481
5a06a363ef4844 Ingo Molnar 2006-07-30 482 /*
5a06a363ef4844 Ingo Molnar 2006-07-30 483 * We must not return kernel stack data.
^1da177e4c3f41 Linus Torvalds 2005-04-16 484 * due to padding, it's not enough
^1da177e4c3f41 Linus Torvalds 2005-04-16 485 * to set all member fields.
^1da177e4c3f41 Linus Torvalds 2005-04-16 486 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 487 err = security_msg_queue_msgctl(NULL, cmd);
^1da177e4c3f41 Linus Torvalds 2005-04-16 488 if (err)
^1da177e4c3f41 Linus Torvalds 2005-04-16 489 return err;
^1da177e4c3f41 Linus Torvalds 2005-04-16 490
156d9ed1260ee5 Al Viro 2017-07-09 491 memset(msginfo, 0, sizeof(*msginfo));
156d9ed1260ee5 Al Viro 2017-07-09 492 msginfo->msgmni = ns->msg_ctlmni;
156d9ed1260ee5 Al Viro 2017-07-09 493 msginfo->msgmax = ns->msg_ctlmax;
156d9ed1260ee5 Al Viro 2017-07-09 494 msginfo->msgmnb = ns->msg_ctlmnb;
156d9ed1260ee5 Al Viro 2017-07-09 495 msginfo->msgssz = MSGSSZ;
156d9ed1260ee5 Al Viro 2017-07-09 @496 msginfo->msgseg = MSGSEG;
d9a605e40b1376 Davidlohr Bueso 2013-09-11 497 down_read(&msg_ids(ns).rwsem);
^1da177e4c3f41 Linus Torvalds 2005-04-16 498 if (cmd == MSG_INFO) {
156d9ed1260ee5 Al Viro 2017-07-09 499 msginfo->msgpool = msg_ids(ns).in_use;
156d9ed1260ee5 Al Viro 2017-07-09 500 msginfo->msgmap = atomic_read(&ns->msg_hdrs);
156d9ed1260ee5 Al Viro 2017-07-09 501 msginfo->msgtql = atomic_read(&ns->msg_bytes);
^1da177e4c3f41 Linus Torvalds 2005-04-16 502 } else {
156d9ed1260ee5 Al Viro 2017-07-09 503 msginfo->msgmap = MSGMAP;
156d9ed1260ee5 Al Viro 2017-07-09 504 msginfo->msgpool = MSGPOOL;
156d9ed1260ee5 Al Viro 2017-07-09 505 msginfo->msgtql = MSGTQL;
^1da177e4c3f41 Linus Torvalds 2005-04-16 506 }
27c331a1746142 Manfred Spraul 2018-08-21 507 max_idx = ipc_get_maxidx(&msg_ids(ns));
d9a605e40b1376 Davidlohr Bueso 2013-09-11 508 up_read(&msg_ids(ns).rwsem);
27c331a1746142 Manfred Spraul 2018-08-21 509 return (max_idx < 0) ? 0 : max_idx;
^1da177e4c3f41 Linus Torvalds 2005-04-16 510 }
2cafed30f150f7 Davidlohr Bueso 2013-07-08 511
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next prev parent reply other threads:[~2022-04-12 19:03 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-12 11:54 [RFC V2 0/8] arm64/perf: Enable branch stack sampling Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 1/8] perf: Consolidate branch sample filter helpers Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 18:00 ` kernel test robot
2022-04-12 18:00 ` kernel test robot
2022-04-12 19:02 ` kernel test robot [this message]
2022-04-15 8:19 ` Peter Zijlstra
2022-04-15 8:19 ` Peter Zijlstra
2022-04-12 11:54 ` [RFC V2 2/8] arm64/perf: Add register definitions for BRBE Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 3/8] arm64/perf: Update struct arm_pmu " Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 4/8] arm64/perf: Update struct pmu_hw_events " Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 5/8] driver/perf/arm_pmu_platform: Add support for BRBE attributes detection Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 6/8] arm64/perf: Drive BRBE from perf event states Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 7/8] arm64/perf: Add BRBE driver Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
2022-04-12 11:54 ` [RFC V2 8/8] arm64/perf: Enable branch stack sampling Anshuman Khandual
2022-04-12 11:54 ` Anshuman Khandual
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