[PATCH v2 2/3] powerpc/mm/book(e)(3s)/32: Add page table accounting
kbuild test robot
lkp at intel.com
Mon May 1 20:31:15 AEST 2017
Hi Balbir,
[auto build test ERROR on powerpc/next]
[also build test ERROR on v4.11 next-20170428]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Balbir-Singh/powerpc-mm-book-e-3s-64-Add-page-table-accounting/20170501-143900
base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-virtex5_defconfig (attached as .config)
compiler: powerpc-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=powerpc
All error/warnings (new ones prefixed by >>):
In file included from arch/powerpc/mm/mem.c:25:0:
arch/powerpc/include/asm/nohash/32/pgalloc.h: In function 'pgd_alloc':
>> include/linux/gfp.h:240:20: error: passing argument 1 of 'pgtable_gfp_flags' makes pointer from integer without a cast [-Werror=int-conversion]
#define GFP_KERNEL (__GFP_RECLAIM | __GFP_IO | __GFP_FS)
^
arch/powerpc/include/asm/nohash/32/pgalloc.h:35:22: note: in expansion of macro 'GFP_KERNEL'
pgtable_gfp_flags(GFP_KERNEL));
^~~~~~~~~~
In file included from arch/powerpc/mm/mem.c:40:0:
arch/powerpc/include/asm/pgalloc.h:7:21: note: expected 'struct mm_struct *' but argument is of type 'unsigned int'
static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp)
^~~~~~~~~~~~~~~~~
In file included from arch/powerpc/include/asm/nohash/pgalloc.h:21:0,
from arch/powerpc/include/asm/pgalloc.h:23,
from arch/powerpc/mm/mem.c:40:
arch/powerpc/include/asm/nohash/32/pgalloc.h:35:4: error: too few arguments to function 'pgtable_gfp_flags'
pgtable_gfp_flags(GFP_KERNEL));
^~~~~~~~~~~~~~~~~
In file included from arch/powerpc/mm/mem.c:40:0:
arch/powerpc/include/asm/pgalloc.h:7:21: note: declared here
static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp)
^~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
In file included from include/linux/slab.h:14:0,
from kernel/fork.c:14:
arch/powerpc/include/asm/nohash/32/pgalloc.h: In function 'pgd_alloc':
include/linux/gfp.h:240:20: warning: passing argument 1 of 'pgtable_gfp_flags' makes pointer from integer without a cast [-Wint-conversion]
#define GFP_KERNEL (__GFP_RECLAIM | __GFP_IO | __GFP_FS)
^
arch/powerpc/include/asm/nohash/32/pgalloc.h:35:22: note: in expansion of macro 'GFP_KERNEL'
pgtable_gfp_flags(GFP_KERNEL));
^~~~~~~~~~
In file included from kernel/fork.c:92:0:
arch/powerpc/include/asm/pgalloc.h:7:21: note: expected 'struct mm_struct *' but argument is of type 'unsigned int'
static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp)
^~~~~~~~~~~~~~~~~
In file included from arch/powerpc/include/asm/nohash/pgalloc.h:21:0,
from arch/powerpc/include/asm/pgalloc.h:23,
from kernel/fork.c:92:
arch/powerpc/include/asm/nohash/32/pgalloc.h:35:4: error: too few arguments to function 'pgtable_gfp_flags'
pgtable_gfp_flags(GFP_KERNEL));
^~~~~~~~~~~~~~~~~
In file included from kernel/fork.c:92:0:
arch/powerpc/include/asm/pgalloc.h:7:21: note: declared here
static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp)
^~~~~~~~~~~~~~~~~
In file included from arch/powerpc/include/asm/nohash/pgalloc.h:21:0,
from arch/powerpc/include/asm/pgalloc.h:23,
from kernel/fork.c:92:
>> arch/powerpc/include/asm/nohash/32/pgalloc.h:36:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^
vim +/pgtable_gfp_flags +240 include/linux/gfp.h
251603549 Vlastimil Babka 2016-07-28 234 * compound allocations that will generally fail quickly if memory is not
251603549 Vlastimil Babka 2016-07-28 235 * available and will not wake kswapd/kcompactd on failure. The _LIGHT
251603549 Vlastimil Babka 2016-07-28 236 * version does not attempt reclaim/compaction at all and is by default used
251603549 Vlastimil Babka 2016-07-28 237 * in page fault path, while the non-light is used by khugepaged.
d0164adc8 Mel Gorman 2015-11-06 238 */
d0164adc8 Mel Gorman 2015-11-06 239 #define GFP_ATOMIC (__GFP_HIGH|__GFP_ATOMIC|__GFP_KSWAPD_RECLAIM)
dd56b0464 Mel Gorman 2015-11-06 @240 #define GFP_KERNEL (__GFP_RECLAIM | __GFP_IO | __GFP_FS)
a9bb7e620 Vladimir Davydov 2016-01-14 241 #define GFP_KERNEL_ACCOUNT (GFP_KERNEL | __GFP_ACCOUNT)
d0164adc8 Mel Gorman 2015-11-06 242 #define GFP_NOWAIT (__GFP_KSWAPD_RECLAIM)
71baba4b9 Mel Gorman 2015-11-06 243 #define GFP_NOIO (__GFP_RECLAIM)
:::::: The code at line 240 was first introduced by commit
:::::: dd56b046426760aa0c852ad6e4b6b07891222d65 mm: page_alloc: hide some GFP internals and document the bits and flag combinations
:::::: TO: Mel Gorman <mgorman at techsingularity.net>
:::::: CC: Linus Torvalds <torvalds at linux-foundation.org>
---
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