Hi Igor, [auto build test WARNING on mmotm/master] [also build test WARNING on v4.12-rc7 next-20170626] [cannot apply to linus/master linux/master] [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/Igor-Stoppa/ro-protection-for-dynamic-data/20170627-103230 base: git://git.cmpxchg.org/linux-mmotm.git master config: i386-tinyconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): mm/pmalloc.c: In function '__pmalloc_pool_show_avail': >> mm/pmalloc.c:81:25: warning: format '%lu' expects argument of type 'long >> unsigned int', but argument 3 has type 'size_t {aka unsigned int}' >> [-Wformat=] return sprintf(buf, "%lu\n", gen_pool_avail(data->pool)); ^ mm/pmalloc.c: In function '__pmalloc_pool_show_size': mm/pmalloc.c:91:25: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'size_t {aka unsigned int}' [-Wformat=] return sprintf(buf, "%lu\n", gen_pool_size(data->pool)); ^ vim +81 mm/pmalloc.c 65 struct pmalloc_data *data; 66 67 data = container_of(attr, struct pmalloc_data, attr_protected); 68 if (atomic_read(&data->protected)) 69 return sprintf(buf, "protected\n"); 70 else 71 return sprintf(buf, "unprotected\n"); 72 } 73 74 static ssize_t __pmalloc_pool_show_avail(struct device *dev, 75 struct device_attribute *attr, 76 char *buf) 77 { 78 struct pmalloc_data *data; 79 80 data = container_of(attr, struct pmalloc_data, attr_avail); > 81 return sprintf(buf, "%lu\n", gen_pool_avail(data->pool)); 82 } 83 84 static ssize_t __pmalloc_pool_show_size(struct device *dev, 85 struct device_attribute *attr, 86 char *buf) 87 { 88 struct pmalloc_data *data; 89 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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