From: kernel test robot <lkp@intel.com>
To: cros-kernel-buildreports@googlegroups.com
Cc: oe-kbuild-all@lists.linux.dev
Subject: [android-common:main-16k-gs-shusky-5.15 35/35] drivers/cma/mm/mem_phys_layout.c:277:14: error: 'MIGRATE_ISOLATE' undeclared; did you mean 'MIGRATE_MOVABLE'?
Date: Wed, 29 Jul 2026 03:09:49 +0800 [thread overview]
Message-ID: <202607290216.W7scVaZ5-lkp@intel.com> (raw)
Hi Juan,
FYI, the error/warning still remains.
tree: https://android.googlesource.com/kernel/common main-16k-gs-shusky-5.15
head: d0ed0375a65ca817f907805e163e103822348f02
commit: b696261dbf8a4b298226981a96af8587dc5f5558 [35/35] ANDROID: mm: Get number free pages per node, zone, order and migrate type
config: i386-randconfig-005-20260728 (https://download.01.org/0day-ci/archive/20260729/202607290216.W7scVaZ5-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260729/202607290216.W7scVaZ5-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/202607290216.W7scVaZ5-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/cma/mm/mem_phys_layout.c:237:55: note: each undeclared identifier is reported only once for each function it appears in
237 | pr_info("MAX_PAGE_ORDER = %d", MAX_PAGE_ORDER);
| ^~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:237:9: note: in expansion of macro 'pr_info'
237 | pr_info("MAX_PAGE_ORDER = %d", MAX_PAGE_ORDER);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:239:55: error: 'PFN_SECTION_SHIFT' undeclared (first use in this function); did you mean 'SECTIONS_SHIFT'?
239 | pr_info("PFN_SECTION_SHIFT = %d", PFN_SECTION_SHIFT);
| ^~~~~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:239:9: note: in expansion of macro 'pr_info'
239 | pr_info("PFN_SECTION_SHIFT = %d", PFN_SECTION_SHIFT);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:241:55: error: 'SECTION_SIZE_BITS' undeclared (first use in this function)
241 | pr_info("SECTION_SIZE_BITS = %d", SECTION_SIZE_BITS);
| ^~~~~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:241:9: note: in expansion of macro 'pr_info'
241 | pr_info("SECTION_SIZE_BITS = %d", SECTION_SIZE_BITS);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:243:56: error: 'SUBSECTION_SIZE' undeclared (first use in this function)
243 | pr_info("SUBSECTION_SIZE = %ld", SUBSECTION_SIZE);
| ^~~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:243:9: note: in expansion of macro 'pr_info'
243 | pr_info("SUBSECTION_SIZE = %ld", SUBSECTION_SIZE);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:244:56: error: 'SUBSECTIONS_PER_SECTION' undeclared (first use in this function)
244 | pr_info("SUBSECTIONS_PER_SECTION = %ld", SUBSECTIONS_PER_SECTION);
| ^~~~~~~~~~~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:244:9: note: in expansion of macro 'pr_info'
244 | pr_info("SUBSECTIONS_PER_SECTION = %ld", SUBSECTIONS_PER_SECTION);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:248:50: error: 'PAGES_PER_SUBSECTION' undeclared (first use in this function)
248 | pr_info("PAGES_PER_SUBSECTION = %ld", PAGES_PER_SUBSECTION);
| ^~~~~~~~~~~~~~~~~~~~
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:248:9: note: in expansion of macro 'pr_info'
248 | pr_info("PAGES_PER_SUBSECTION = %ld", PAGES_PER_SUBSECTION);
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c:250:9: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement]
250 | phys_addr_t start_addr = memblock_start_of_DRAM();
| ^~~~~~~~~~~
drivers/cma/mm/mem_phys_layout.c:252:39: error: implicit declaration of function '__pfn_to_section' [-Werror=implicit-function-declaration]
252 | struct mem_section *section = __pfn_to_section(start_pfn);
| ^~~~~~~~~~~~~~~~
drivers/cma/mm/mem_phys_layout.c:252:39: warning: initialization of 'struct mem_section *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
drivers/cma/mm/mem_phys_layout.c:253:29: error: implicit declaration of function '__section_mem_map_addr' [-Werror=implicit-function-declaration]
253 | struct page *page = __section_mem_map_addr(section);
| ^~~~~~~~~~~~~~~~~~~~~~
drivers/cma/mm/mem_phys_layout.c:253:29: warning: initialization of 'struct page *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
drivers/cma/mm/mem_phys_layout.c:259:25: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
259 | (u64) page,
| ^
include/linux/printk.h:422:33: note: in definition of macro 'printk_index_wrap'
422 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
include/linux/printk.h:523:9: note: in expansion of macro 'printk'
523 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
drivers/cma/mm/mem_phys_layout.c:256:9: note: in expansion of macro 'pr_info'
256 | pr_info(" PFN: %10llu == %#010Lx struct page[mem %#010Lx], PHYS[mem %#010Lx]",
| ^~~~~~~
drivers/cma/mm/mem_phys_layout.c: In function 'get_migrate_type_name':
drivers/cma/mm/mem_phys_layout.c:275:14: error: 'MIGRATE_CMA' undeclared (first use in this function); did you mean 'MIGRATE_SYNC'?
275 | case MIGRATE_CMA:
| ^~~~~~~~~~~
| MIGRATE_SYNC
>> drivers/cma/mm/mem_phys_layout.c:277:14: error: 'MIGRATE_ISOLATE' undeclared (first use in this function); did you mean 'MIGRATE_MOVABLE'?
277 | case MIGRATE_ISOLATE:
| ^~~~~~~~~~~~~~~
| MIGRATE_MOVABLE
drivers/cma/mm/mem_phys_layout.c: In function 'free_memory_per_area':
drivers/cma/mm/mem_phys_layout.c:292:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
292 | for (int migrate_type = 0; migrate_type < MIGRATE_TYPES; migrate_type++) {
| ^~~
drivers/cma/mm/mem_phys_layout.c:292:9: note: use option '-std=c99', '-std=gnu99', '-std=c11' or '-std=gnu11' to compile your code
drivers/cma/mm/mem_phys_layout.c: In function 'free_memory_per_zone':
drivers/cma/mm/mem_phys_layout.c:326:9: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
326 | for (int current_order = 0; current_order < NR_PAGE_ORDERS; current_order++) {
| ^~~
drivers/cma/mm/mem_phys_layout.c:326:53: error: 'NR_PAGE_ORDERS' undeclared (first use in this function)
326 | for (int current_order = 0; current_order < NR_PAGE_ORDERS; current_order++) {
| ^~~~~~~~~~~~~~
drivers/cma/mm/mem_phys_layout.c: In function 'free_memory_per_node':
drivers/cma/mm/mem_phys_layout.c:346:17: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
346 | for (int i = 0; i < node->nr_zones; i++) {
| ^~~
cc1: some warnings being treated as errors
vim +277 drivers/cma/mm/mem_phys_layout.c
234
235 static void print_phys_memory_model(void)
236 {
237 pr_info("MAX_PAGE_ORDER = %d", MAX_PAGE_ORDER);
238 pr_info("pageblock_order = %d", pageblock_order);
239 pr_info("PFN_SECTION_SHIFT = %d", PFN_SECTION_SHIFT);
240 pr_info("(MAX_PAGE_ORDER + PAGE_SHIFT) = %d", (MAX_PAGE_ORDER + PAGE_SHIFT));
241 pr_info("SECTION_SIZE_BITS = %d", SECTION_SIZE_BITS);
242 pr_info("2 ^ SECTION_SIZE_BITS = %d", (1 << SECTION_SIZE_BITS));
243 pr_info("SUBSECTION_SIZE = %ld", SUBSECTION_SIZE);
244 pr_info("SUBSECTIONS_PER_SECTION = %ld", SUBSECTIONS_PER_SECTION);
245 pr_info("SUBSECTION_SIZE * SUBSECTIONS_PER_SECTION = %ld = %ldMiB",
246 SUBSECTION_SIZE * SUBSECTIONS_PER_SECTION,
247 SUBSECTION_SIZE * SUBSECTIONS_PER_SECTION / 1024 / 1024);
248 pr_info("PAGES_PER_SUBSECTION = %ld", PAGES_PER_SUBSECTION);
249
250 phys_addr_t start_addr = memblock_start_of_DRAM();
251 unsigned long start_pfn = PHYS_PFN(start_addr);
252 struct mem_section *section = __pfn_to_section(start_pfn);
253 struct page *page = __section_mem_map_addr(section);
254
255 pr_info("Using struct mem_section");
> 256 pr_info(" PFN: %10llu == %#010Lx struct page[mem %#010Lx], PHYS[mem %#010Lx]",
257 (u64)start_pfn,
258 (u64)start_pfn,
259 (u64) page,
260 (u64)PFN_PHYS(start_pfn));
261 }
262
263 static const char *get_migrate_type_name(enum migratetype type)
264 {
265 switch (type) {
266 case MIGRATE_UNMOVABLE:
267 return "UNMOVABLE";
268 case MIGRATE_MOVABLE:
269 return "MOVABLE";
270 case MIGRATE_RECLAIMABLE:
271 return "RECLAIMABLE";
272 case MIGRATE_PCPTYPES:
273 // case MIGRATE_HIGHATOMIC:
274 return "PCPTYPES or HIGHATOMIC";
275 case MIGRATE_CMA:
276 return "CMA";
> 277 case MIGRATE_ISOLATE:
278 return "ISOLATE";
279 default:
280 return "UNKNOWN MIGRATE TYPE";
281 }
282 }
283
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-07-28 19:10 UTC|newest]
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