tree: https://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git noboot
head: f62800992e5917f2bed143dbcdce2501bc6933a9
commit: f62800992e5917f2bed143dbcdce2501bc6933a9 [4/4] ia64: switch to NO_BOOTMEM
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 8.1.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout f62800992e5917f2bed143dbcdce2501bc6933a9
# save the attached .config to linux build tree
GCC_VERSION=8.1.0 make.cross ARCH=ia64
All errors (new ones prefixed by >>):
mm/page_alloc.c: In function 'update_defer_init':
>> mm/page_alloc.c:321:14: error: 'PAGES_PER_SECTION' undeclared (first use in this function); did you mean 'USEC_PER_SEC'?
(pfn & (PAGES_PER_SECTION - 1)) == 0) {
^~~~~~~~~~~~~~~~~
USEC_PER_SEC
mm/page_alloc.c:321:14: note: each undeclared identifier is reported only once for each function it appears in
In file included from include/linux/cache.h:5,
from include/linux/printk.h:9,
from include/linux/kernel.h:14,
from include/asm-generic/bug.h:18,
from arch/ia64/include/asm/bug.h:17,
from include/linux/bug.h:5,
from include/linux/mmdebug.h:5,
from include/linux/mm.h:9,
from mm/page_alloc.c:18:
mm/page_alloc.c: In function 'deferred_grow_zone':
mm/page_alloc.c:1624:52: error: 'PAGES_PER_SECTION' undeclared (first use in this function); did you mean 'USEC_PER_SEC'?
unsigned long nr_pages_needed = ALIGN(1 << order, PAGES_PER_SECTION);
^~~~~~~~~~~~~~~~~
include/uapi/linux/kernel.h:11:47: note: in definition of macro '__ALIGN_KERNEL_MASK'
#define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask))
^~~~
include/linux/kernel.h:58:22: note: in expansion of macro '__ALIGN_KERNEL'
#define ALIGN(x, a) __ALIGN_KERNEL((x), (a))
^~~~~~~~~~~~~~
mm/page_alloc.c:1624:34: note: in expansion of macro 'ALIGN'
unsigned long nr_pages_needed = ALIGN(1 << order, PAGES_PER_SECTION);
^~~~~
In file included from include/asm-generic/bug.h:18,
from arch/ia64/include/asm/bug.h:17,
from include/linux/bug.h:5,
from include/linux/mmdebug.h:5,
from include/linux/mm.h:9,
from mm/page_alloc.c:18:
mm/page_alloc.c: In function 'free_area_init_node':
mm/page_alloc.c:6379:50: error: 'PAGES_PER_SECTION' undeclared (first use in this function); did you mean 'USEC_PER_SEC'?
pgdat->static_init_pgcnt = min_t(unsigned long, PAGES_PER_SECTION,
^~~~~~~~~~~~~~~~~
include/linux/kernel.h:812:22: note: in definition of macro '__typecheck'
(!!(sizeof((typeof(x) *)1 == (typeof(y) *)1)))
^
include/linux/kernel.h:836:24: note: in expansion of macro '__safe_cmp'
__builtin_choose_expr(__safe_cmp(x, y), \
^~~~~~~~~~
include/linux/kernel.h:904:27: note: in expansion of macro '__careful_cmp'
#define min_t(type, x, y) __careful_cmp((type)(x), (type)(y), <)
^~~~~~~~~~~~~
mm/page_alloc.c:6379:29: note: in expansion of macro 'min_t'
pgdat->static_init_pgcnt = min_t(unsigned long, PAGES_PER_SECTION,
^~~~~
include/linux/kernel.h:836:2: error: first argument to '__builtin_choose_expr' not a constant
__builtin_choose_expr(__safe_cmp(x, y), \
^~~~~~~~~~~~~~~~~~~~~
include/linux/kernel.h:904:27: note: in expansion of macro '__careful_cmp'
#define min_t(type, x, y) __careful_cmp((type)(x), (type)(y), <)
^~~~~~~~~~~~~
mm/page_alloc.c:6379:29: note: in expansion of macro 'min_t'
pgdat->static_init_pgcnt = min_t(unsigned long, PAGES_PER_SECTION,
^~~~~
vim +321 mm/page_alloc.c
3a80a7fa Mel Gorman 2015-06-30 307
3a80a7fa Mel Gorman 2015-06-30 308 /*
3a80a7fa Mel Gorman 2015-06-30 309 * Returns false when the remaining initialisation should be deferred until
3a80a7fa Mel Gorman 2015-06-30 310 * later in the boot cycle when it can be parallelised.
3a80a7fa Mel Gorman 2015-06-30 311 */
3a80a7fa Mel Gorman 2015-06-30 312 static inline bool update_defer_init(pg_data_t *pgdat,
3a80a7fa Mel Gorman 2015-06-30 313 unsigned long pfn, unsigned long zone_end,
3a80a7fa Mel Gorman 2015-06-30 314 unsigned long *nr_initialised)
3a80a7fa Mel Gorman 2015-06-30 315 {
3c2c6488 Shile Zhang 2018-01-31 316 /* Always populate low zones for address-constrained allocations */
3a80a7fa Mel Gorman 2015-06-30 317 if (zone_end < pgdat_end_pfn(pgdat))
3a80a7fa Mel Gorman 2015-06-30 318 return true;
3a80a7fa Mel Gorman 2015-06-30 319 (*nr_initialised)++;
d135e575 Pavel Tatashin 2017-11-15 320 if ((*nr_initialised > pgdat->static_init_pgcnt) &&
3a80a7fa Mel Gorman 2015-06-30 @321 (pfn & (PAGES_PER_SECTION - 1)) == 0) {
3a80a7fa Mel Gorman 2015-06-30 322 pgdat->first_deferred_pfn = pfn;
3a80a7fa Mel Gorman 2015-06-30 323 return false;
3a80a7fa Mel Gorman 2015-06-30 324 }
3a80a7fa Mel Gorman 2015-06-30 325
3a80a7fa Mel Gorman 2015-06-30 326 return true;
3a80a7fa Mel Gorman 2015-06-30 327 }
3a80a7fa Mel Gorman 2015-06-30 328 #else
3a80a7fa Mel Gorman 2015-06-30 329 static inline bool early_page_uninitialised(unsigned long pfn)
3a80a7fa Mel Gorman 2015-06-30 330 {
3a80a7fa Mel Gorman 2015-06-30 331 return false;
3a80a7fa Mel Gorman 2015-06-30 332 }
3a80a7fa Mel Gorman 2015-06-30 333
:::::: The code at line 321 was first introduced by commit
:::::: 3a80a7fa7989fbb6aa56bb6ad31811b62cf99e60 mm: meminit: initialise a subset of struct pages if CONFIG_DEFERRED_STRUCT_PAGE_INIT is set
:::::: TO: Mel Gorman <mgorman@xxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
---
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