From: kernel test robot <lkp@intel.com>
To: Rik van Riel <riel@surriel.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: Re: [RFC PATCH 3/5] mm/page_alloc: convert any movable pageblock on a non-movable allocation
Date: Sat, 10 Oct 2026 23:49:54 +0800 [thread overview]
Message-ID: <202610102333.1wHL7KPQ-lkp@intel.com> (raw)
In-Reply-To: <20261007021250.1665929-4-riel@surriel.com>
Hi Rik,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:
[auto build test ERROR on 67f0943b394d920b6c142aad8c6af94340342ae7]
url: https://github.com/intel-lab-lkp/linux/commits/Rik-van-Riel/mm-page_alloc-count-guard-pages-as-free-again-when-their-buddy-merges/20261006-221246
base: 67f0943b394d920b6c142aad8c6af94340342ae7
patch link: https://lore.kernel.org/r/20261007021250.1665929-4-riel%40surriel.com
patch subject: [RFC PATCH 3/5] mm/page_alloc: convert any movable pageblock on a non-movable allocation
config: riscv-allyesconfig (https://download.01.org/0day-ci/archive/20261010/202610102333.1wHL7KPQ-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 51b433b4f56c531c0d95ba15e1a15e06c399d552)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261010/202610102333.1wHL7KPQ-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/202610102333.1wHL7KPQ-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
>> include/linux/mmzone.h:1237:24: error: use of undeclared identifier 'PMD_SHIFT'
1237 | unsigned long start = pageblock_start_pfn(pfn);
| ^~~~~~~~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:78:52: note: expanded from macro 'pageblock_start_pfn'
78 | #define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
include/linux/mmzone.h:1240:17: error: use of undeclared identifier 'PMD_SHIFT'
1240 | start + pageblock_nr_pages <= zone_end_pfn(zone);
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:8:
In file included from include/linux/gfp.h:7:
include/linux/mmzone.h:1240:17: error: use of undeclared identifier 'PMD_SHIFT'
1240 | start + pageblock_nr_pages <= zone_end_pfn(zone);
| ^~~~~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:75:36: note: expanded from macro 'pageblock_nr_pages'
75 | #define pageblock_nr_pages (1UL << pageblock_order)
| ^~~~~~~~~~~~~~~
include/linux/pageblock-flags.h:60:46: note: expanded from macro 'pageblock_order'
60 | #define pageblock_order MIN_T(unsigned int, HUGETLB_PAGE_ORDER, PAGE_BLOCK_MAX_ORDER)
| ^~~~~~~~~~~~~~~~~~
arch/riscv/include/asm/page.h:20:34: note: expanded from macro 'HUGETLB_PAGE_ORDER'
20 | #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT)
| ^~~~~~~~~~~
arch/riscv/include/asm/page.h:17:22: note: expanded from macro 'HPAGE_SHIFT'
17 | #define HPAGE_SHIFT PMD_SHIFT
| ^~~~~~~~~
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:36:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:36:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
98 | return (set->sig[3] | set->sig[2] |
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:36:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
99 | set->sig[1] | set->sig[0]) == 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:36:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
101 | return (set->sig[1] | set->sig[0]) == 0;
| ^ ~
include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
62 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/riscv/kernel/asm-offsets.c:9:
In file included from include/linux/mm.h:36:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
114 | return (set1->sig[3] == set2->sig[3]) &&
| ^ ~
vim +/PMD_SHIFT +1237 include/linux/mmzone.h
1229
1230 /*
1231 * Whether the pageblock holding @pfn lies wholly inside @zone. Zone
1232 * spans are not pageblock-aligned, so the edge pageblocks of a zone
1233 * can straddle into the next zone; those never change type.
1234 */
1235 static inline bool zone_spans_pageblock(const struct zone *zone, unsigned long pfn)
1236 {
> 1237 unsigned long start = pageblock_start_pfn(pfn);
1238
1239 return zone->zone_start_pfn <= start &&
1240 start + pageblock_nr_pages <= zone_end_pfn(zone);
1241 }
1242
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-10-10 15:50 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-07 2:12 [RFC PATCH 0/5] mm/page_alloc: keep non-movable pages out of movable pageblocks for THP Rik van Riel
2026-10-07 2:12 ` [RFC PATCH 1/5] mm/page_alloc: count guard pages as free again when their buddy merges Rik van Riel
2026-10-14 13:43 ` Dev Jain
2026-10-14 20:37 ` Johannes Weiner
2026-10-14 20:57 ` Zi Yan
2026-10-07 2:12 ` [RFC PATCH 2/5] mm/page_alloc: count a merged buddy's pages under the merged type Rik van Riel
2026-10-14 14:16 ` Dev Jain
2026-10-14 14:27 ` Rik van Riel
2026-10-14 15:19 ` Dev Jain
2026-10-14 15:40 ` Rik van Riel
2026-10-14 20:40 ` Johannes Weiner
2026-10-07 2:12 ` [RFC PATCH 3/5] mm/page_alloc: convert any movable pageblock on a non-movable allocation Rik van Riel
2026-10-10 15:49 ` kernel test robot [this message]
2026-10-10 17:14 ` kernel test robot
2026-10-14 20:48 ` Johannes Weiner
2026-10-14 20:53 ` Rik van Riel
2026-10-15 8:20 ` Dev Jain
2026-10-15 12:53 ` Rik van Riel
2026-10-07 2:12 ` [RFC PATCH 4/5] mm/page_alloc: skip movable blocks during non-movable steals Rik van Riel
2026-10-07 2:12 ` [RFC PATCH 5/5] mm/page_alloc: claim blocks captured for non-movable use Rik van Riel
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