Re: [PATCH V2 2/2] mm/migration: Add trace events for base page and HugeTLB migrations

From: kernel test robot <lkp@intel.com>
To: Anshuman Khandual <anshuman.khandual@arm.com>, linux-mm@kvack.org
Cc: kbuild-all@lists.01.org, akpm@linux-foundation.org,
	naoya.horiguchi@linux.dev, rostedt@goodmis.org,
	Anshuman Khandual <anshuman.khandual@arm.com>,
	Ingo Molnar <mingo@redhat.com>, Zi Yan <ziy@nvidia.com>,
	Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
	John Hubbard <jhubbard@nvidia.com>,
	Matthew Wilcox <willy@infradead.org>
Subject: Re: [PATCH V2 2/2] mm/migration: Add trace events for base page and HugeTLB migrations
Date: Tue, 25 Jan 2022 17:41:47 +0800	[thread overview]
Message-ID: <202201251716.ncCstDar-lkp@intel.com> (raw)
In-Reply-To: <1643080105-11416-3-git-send-email-anshuman.khandual@arm.com>

Hi Anshuman,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on v5.17-rc1]
[also build test ERROR on next-20220124]
[cannot apply to hnaz-mm/master rostedt-trace/for-next]
[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/0day-ci/linux/commits/Anshuman-Khandual/mm-migration-Add-trace-events/20220125-110944
base:    e783362eb54cd99b2cac8b3a9aeac942e6f6ac07
config: xtensa-randconfig-r031-20220124 (https://download.01.org/0day-ci/archive/20220125/202201251716.ncCstDar-lkp@intel.com/config)
compiler: xtensa-linux-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/f1100840c009fceb20d26ac4564c9d4c9c23c729
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Anshuman-Khandual/mm-migration-Add-trace-events/20220125-110944
        git checkout f1100840c009fceb20d26ac4564c9d4c9c23c729
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=xtensa SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   arch/xtensa/kernel/entry.o: in function `fast_syscall_spill_registers':
   (.exception.text+0x253): dangerous relocation: windowed longcall crosses 1GB boundary; return may fail: make_task_dead
   xtensa-linux-ld: mm/rmap.o: in function `page_remove_rmap':
>> rmap.c:(.text+0x11b0): undefined reference to `__tracepoint_set_migration_pte'
>> xtensa-linux-ld: rmap.c:(.text+0x11b4): undefined reference to `__tracepoint_set_migration_pte'
>> xtensa-linux-ld: rmap.c:(.text+0x11c4): undefined reference to `__traceiter_set_migration_pte'
   xtensa-linux-ld: mm/rmap.o: in function `try_to_unmap_one':
>> rmap.c:(.text+0x135d): undefined reference to `__traceiter_set_migration_pte'
>> xtensa-linux-ld: mm/rmap.o:(__jump_table+0x8): undefined reference to `__tracepoint_set_migration_pte'

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org