From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com
Subject: Re: [Patch v2 2/2] mm/pageblock-flags: remove PB_migratetype_bits/PB_migrate_end
Date: Wed, 27 Aug 2025 14:49:25 +0800 [thread overview]
Message-ID: <202508271419.3bLlTMSZ-lkp@intel.com> (raw)
::::::
:::::: Manual check reason: "__compiletime_assert_NNN"
::::::
BCC: lkp@intel.com
CC: llvm@lists.linux.dev
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20250827021121.13645-3-richard.weiyang@gmail.com>
References: <20250827021121.13645-3-richard.weiyang@gmail.com>
TO: Wei Yang <richard.weiyang@gmail.com>
TO: akpm@linux-foundation.org
TO: david@redhat.com
TO: lorenzo.stoakes@oracle.com
TO: vbabka@suse.cz
CC: linux-mm@kvack.org
CC: Wei Yang <richard.weiyang@gmail.com>
CC: Zi Yan <ziy@nvidia.com>
Hi Wei,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/Wei-Yang/mm-page_alloc-use-xxx_pageblock_isolate-for-better-reading/20250827-101755
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20250827021121.13645-3-richard.weiyang%40gmail.com
patch subject: [Patch v2 2/2] mm/pageblock-flags: remove PB_migratetype_bits/PB_migrate_end
:::::: branch date: 4 hours ago
:::::: commit date: 4 hours ago
config: i386-buildonly-randconfig-004-20250827 (https://download.01.org/0day-ci/archive/20250827/202508271419.3bLlTMSZ-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250827/202508271419.3bLlTMSZ-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/r/202508271419.3bLlTMSZ-lkp@intel.com/
All errors (new ones prefixed by >>):
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
373 | BUILD_BUG_ON(__MIGRATE_TYPE_END > MIGRATETYPE_MASK);
| ^
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
>> mm/page_alloc.c:373:2: error: call to '__compiletime_assert_499' declared with 'error' attribute: BUILD_BUG_ON failed: __MIGRATE_TYPE_END > MIGRATETYPE_MASK
include/linux/build_bug.h:50:2: note: expanded from macro 'BUILD_BUG_ON'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^
include/linux/build_bug.h:39:37: note: expanded from macro 'BUILD_BUG_ON_MSG'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^
include/linux/compiler_types.h:572:2: note: expanded from macro 'compiletime_assert'
572 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^
include/linux/compiler_types.h:560:2: note: expanded from macro '_compiletime_assert'
560 | __compiletime_assert(condition, msg, prefix, suffix)
| ^
include/linux/compiler_types.h:553:4: note: expanded from macro '__compiletime_assert'
553 | prefix ## suffix(); \
| ^
<scratch space>:242:1: note: expanded from here
242 | __compiletime_assert_499
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
vim +373 mm/page_alloc.c
42f46ed99ac6c0 Zi Yan 2025-06-16 360
42f46ed99ac6c0 Zi Yan 2025-06-16 361 static __always_inline void
42f46ed99ac6c0 Zi Yan 2025-06-16 362 get_pfnblock_bitmap_bitidx(const struct page *page, unsigned long pfn,
42f46ed99ac6c0 Zi Yan 2025-06-16 363 unsigned long **bitmap_word, unsigned long *bitidx)
42f46ed99ac6c0 Zi Yan 2025-06-16 364 {
42f46ed99ac6c0 Zi Yan 2025-06-16 365 unsigned long *bitmap;
42f46ed99ac6c0 Zi Yan 2025-06-16 366 unsigned long word_bitidx;
42f46ed99ac6c0 Zi Yan 2025-06-16 367
e904bce2d9d43e Zi Yan 2025-06-16 368 #ifdef CONFIG_MEMORY_ISOLATION
e904bce2d9d43e Zi Yan 2025-06-16 369 BUILD_BUG_ON(NR_PAGEBLOCK_BITS != 8);
e904bce2d9d43e Zi Yan 2025-06-16 370 #else
42f46ed99ac6c0 Zi Yan 2025-06-16 371 BUILD_BUG_ON(NR_PAGEBLOCK_BITS != 4);
e904bce2d9d43e Zi Yan 2025-06-16 372 #endif
61e515c5edd709 Wei Yang 2025-08-27 @373 BUILD_BUG_ON(__MIGRATE_TYPE_END > MIGRATETYPE_MASK);
42f46ed99ac6c0 Zi Yan 2025-06-16 374 VM_BUG_ON_PAGE(!zone_spans_pfn(page_zone(page), pfn), page);
42f46ed99ac6c0 Zi Yan 2025-06-16 375
42f46ed99ac6c0 Zi Yan 2025-06-16 376 bitmap = get_pageblock_bitmap(page, pfn);
42f46ed99ac6c0 Zi Yan 2025-06-16 377 *bitidx = pfn_to_bitidx(page, pfn);
42f46ed99ac6c0 Zi Yan 2025-06-16 378 word_bitidx = *bitidx / BITS_PER_LONG;
42f46ed99ac6c0 Zi Yan 2025-06-16 379 *bitidx &= (BITS_PER_LONG - 1);
42f46ed99ac6c0 Zi Yan 2025-06-16 380 *bitmap_word = &bitmap[word_bitidx];
42f46ed99ac6c0 Zi Yan 2025-06-16 381 }
42f46ed99ac6c0 Zi Yan 2025-06-16 382
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2025-08-27 6:50 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-27 6:49 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2025-08-27 2:11 [Patch v2 0/2] mm/pageblock: improve readability of some pageblock handling Wei Yang
2025-08-27 2:11 ` [Patch v2 2/2] mm/pageblock-flags: remove PB_migratetype_bits/PB_migrate_end Wei Yang
2025-08-27 2:21 ` Zi Yan
2025-08-27 6:43 ` Wei Yang
2025-08-27 9:16 ` David Hildenbrand
2025-08-27 14:41 ` Wei Yang
2025-08-27 9:17 ` David Hildenbrand
2025-08-27 9:38 ` Vlastimil Babka
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