From: kernel test robot <lkp@intel.com>
To: Byungchul Park <byungchul@sk.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Cc: oe-kbuild-all@lists.linux.dev, kernel_team@skhynix.com,
akpm@linux-foundation.org, ying.huang@intel.com,
namit@vmware.com, vernhao@tencent.com,
mgorman@techsingularity.net, hughd@google.com,
willy@infradead.org, david@redhat.com, peterz@infradead.org,
luto@kernel.org, tglx@linutronix.de, mingo@redhat.com,
bp@alien8.de, dave.hansen@linux.intel.com, rjgolo@gmail.com
Subject: Re: [PATCH v6 6/7] mm: Defer TLB flush by keeping both src and dst folios at migration
Date: Tue, 16 Jan 2024 10:12:19 +0800 [thread overview]
Message-ID: <202401160941.4iwBnNkq-lkp@intel.com> (raw)
In-Reply-To: <20240115081953.2521-7-byungchul@sk.com>
Hi Byungchul,
kernel test robot noticed the following build errors:
[auto build test ERROR on 0dd3ee31125508cd67f7e7172247f05b7fd1753a]
url: https://github.com/intel-lab-lkp/linux/commits/Byungchul-Park/x86-tlb-Add-APIs-manipulating-tlb-batch-s-arch-data/20240115-162220
base: 0dd3ee31125508cd67f7e7172247f05b7fd1753a
patch link: https://lore.kernel.org/r/20240115081953.2521-7-byungchul%40sk.com
patch subject: [PATCH v6 6/7] mm: Defer TLB flush by keeping both src and dst folios at migration
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240116/202401160941.4iwBnNkq-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240116/202401160941.4iwBnNkq-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/202401160941.4iwBnNkq-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/loongarch/include/asm/vdso.h:10,
from arch/loongarch/include/asm/elf.h:13,
from include/linux/elf.h:6,
from include/linux/module.h:19,
from lib/test_bitops.c:9:
>> include/linux/mm.h:2046:43: error: 'struct arch_tlbflush_unmap_batch' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
2046 | static inline void migrc_flush_end(struct arch_tlbflush_unmap_batch *arch) {}
| ^~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
vim +2046 include/linux/mm.h
2040
2041 #if defined(CONFIG_MIGRATION) && defined(CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH)
2042 extern void migrc_flush_start(void);
2043 extern void migrc_flush_end(struct arch_tlbflush_unmap_batch *arch);
2044 #else
2045 static inline void migrc_flush_start(void) {}
> 2046 static inline void migrc_flush_end(struct arch_tlbflush_unmap_batch *arch) {}
2047 #endif
2048
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2024-01-16 2:17 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-15 8:19 [PATCH v6 0/7] Reduce TLB flushes by 94% by improving folio migration Byungchul Park
2024-01-15 8:19 ` [PATCH v6 1/7] x86/tlb: Add APIs manipulating tlb batch's arch data Byungchul Park
2024-01-15 8:19 ` [PATCH v6 2/7] arm64: tlbflush: " Byungchul Park
2024-01-15 8:19 ` [PATCH v6 3/7] mm/rmap: Recognize read-only TLB entries during batched TLB flush Byungchul Park
2024-01-15 8:19 ` [PATCH v6 4/7] mm: Separate move/undo doing on folio list from migrate_pages_batch() Byungchul Park
2024-01-15 8:19 ` [PATCH v6 5/7] mm: Add APIs to free a folio directly to the buddy bypassing pcp Byungchul Park
2024-01-15 8:19 ` [PATCH v6 6/7] mm: Defer TLB flush by keeping both src and dst folios at migration Byungchul Park
2024-01-15 23:49 ` kernel test robot
2024-01-16 1:01 ` kernel test robot
2024-01-16 2:12 ` kernel test robot [this message]
2024-01-15 8:19 ` [PATCH v6 7/7] mm: Pause migrc mechanism at high memory pressure Byungchul Park
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