Re: [patch -mm] mm, vmalloc: remove VM_VPAGES

From: kbuild test robot
Date: Wed Nov 18 2015 - 19:40:46 EST

Hi David,

[auto build test ERROR on: next-20151118]
[also build test ERROR on: v4.4-rc1]

config: i386-tinyconfig (attached as .config)
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

mm/vmalloc.c: In function '__vunmap':
>> mm/vmalloc.c:1484:21: error: 'VM_VPAGES' undeclared (first use in this function)
if (area->flags & VM_VPAGES)
mm/vmalloc.c:1484:21: note: each undeclared identifier is reported only once for each function it appears in

vim +/VM_VPAGES +1484 mm/vmalloc.c

bf53d6f8 Christoph Lameter 2008-02-04 1478 struct page *page = area->pages[i];
bf53d6f8 Christoph Lameter 2008-02-04 1479
bf53d6f8 Christoph Lameter 2008-02-04 1480 BUG_ON(!page);
bf53d6f8 Christoph Lameter 2008-02-04 1481 __free_page(page);
^1da177e Linus Torvalds 2005-04-16 1482 }
^1da177e Linus Torvalds 2005-04-16 1483
8757d5fa Jan Kiszka 2006-07-14 @1484 if (area->flags & VM_VPAGES)
^1da177e Linus Torvalds 2005-04-16 1485 vfree(area->pages);
^1da177e Linus Torvalds 2005-04-16 1486 else
^1da177e Linus Torvalds 2005-04-16 1487 kfree(area->pages);

:::::: The code at line 1484 was first introduced by commit
:::::: 8757d5fa6b75e8ea906baf0309d49b980e7f9bc9 [PATCH] mm: fix oom roll-back of __vmalloc_area_node

:::::: TO: Jan Kiszka <jan.kiszka@xxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxx>

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

Attachment: .config.gz
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