Hi Stafford, [auto build test WARNING on linus/master] [also build test WARNING on v4.9 next-20161221] [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/Stafford-Horne/openrisc-Define-__kernel_size_t-to-suppress-compiler-warnings/20161221-024243 config: openrisc-allnoconfig (attached as .config) compiler: or32-linux-gcc (GCC) 4.5.1-or32-1.0rc1 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=openrisc All warnings (new ones prefixed by >>): mm/slab_common.c: In function 'create_boot_cache': >> mm/slab_common.c:816:6: warning: format '%zu' expects type 'size_t', but >> argument 3 has type 'long unsigned int' vim +816 mm/slab_common.c 45530c44 Christoph Lameter 2012-11-28 800 /* Create a cache during boot when no slab services are available yet */ 45530c44 Christoph Lameter 2012-11-28 801 void __init create_boot_cache(struct kmem_cache *s, const char *name, size_t size, 45530c44 Christoph Lameter 2012-11-28 802 unsigned long flags) 45530c44 Christoph Lameter 2012-11-28 803 { 45530c44 Christoph Lameter 2012-11-28 804 int err; 45530c44 Christoph Lameter 2012-11-28 805 45530c44 Christoph Lameter 2012-11-28 806 s->name = name; 45530c44 Christoph Lameter 2012-11-28 807 s->size = s->object_size = size; 45906855 Christoph Lameter 2012-11-28 808 s->align = calculate_alignment(flags, ARCH_KMALLOC_MINALIGN, size); f7ce3190 Vladimir Davydov 2015-02-12 809 f7ce3190 Vladimir Davydov 2015-02-12 810 slab_init_memcg_params(s); f7ce3190 Vladimir Davydov 2015-02-12 811 45530c44 Christoph Lameter 2012-11-28 812 err = __kmem_cache_create(s, flags); 45530c44 Christoph Lameter 2012-11-28 813 45530c44 Christoph Lameter 2012-11-28 814 if (err) 31ba7346 Christoph Lameter 2013-01-10 815 panic("Creation of kmalloc slab %s size=%zu failed. Reason %d\n", 45530c44 Christoph Lameter 2012-11-28 @816 name, size, err); 45530c44 Christoph Lameter 2012-11-28 817 45530c44 Christoph Lameter 2012-11-28 818 s->refcount = -1; /* Exempt from merging for now */ 45530c44 Christoph Lameter 2012-11-28 819 } 45530c44 Christoph Lameter 2012-11-28 820 45530c44 Christoph Lameter 2012-11-28 821 struct kmem_cache *__init create_kmalloc_cache(const char *name, size_t size, 45530c44 Christoph Lameter 2012-11-28 822 unsigned long flags) 45530c44 Christoph Lameter 2012-11-28 823 { 45530c44 Christoph Lameter 2012-11-28 824 struct kmem_cache *s = kmem_cache_zalloc(kmem_cache, GFP_NOWAIT); :::::: The code at line 816 was first introduced by commit :::::: 45530c4474d258b822e2639c786606d8257aad8b mm, sl[au]b: create common functions for boot slab creation :::::: TO: Christoph Lameter <[email protected]> :::::: CC: Pekka Enberg <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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