Hi Zhichang, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [also build test WARNING on v4.15-rc8 next-20180119] [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/John-Garry/LPC-legacy-ISA-I-O-support/20180121-194832 config: i386-defconfig (attached as .config) compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from include/linux/printk.h:7:0, from include/linux/kernel.h:14, from include/linux/list.h:9, from include/linux/kobject.h:20, from include/linux/of.h:21, from lib/logic_pio.c:19: lib/logic_pio.c: In function 'logic_pio_trans_hwaddr': include/linux/kern_levels.h:5:18: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 2 has type 'resource_size_t {aka unsigned int}' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH' #define KERN_ERR KERN_SOH "3" /* error conditions */ ^~~~~~~~ include/linux/printk.h:301:9: note: in expansion of macro 'KERN_ERR' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~ >> lib/logic_pio.c:175:3: note: in expansion of macro 'pr_err' pr_err("resource size 0x%llx cannot fit in IO range size 0x%llx\n", ^~~~~~ lib/logic_pio.c:175:30: note: format string is defined here pr_err("resource size 0x%llx cannot fit in IO range size 0x%llx\n", ~~~^ %x In file included from include/linux/printk.h:7:0, from include/linux/kernel.h:14, from include/linux/list.h:9, from include/linux/kobject.h:20, from include/linux/of.h:21, from lib/logic_pio.c:19: include/linux/kern_levels.h:5:18: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 3 has type 'resource_size_t {aka unsigned int}' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH' #define KERN_ERR KERN_SOH "3" /* error conditions */ ^~~~~~~~ include/linux/printk.h:301:9: note: in expansion of macro 'KERN_ERR' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~ >> lib/logic_pio.c:175:3: note: in expansion of macro 'pr_err' pr_err("resource size 0x%llx cannot fit in IO range size 0x%llx\n", ^~~~~~ lib/logic_pio.c:175:65: note: format string is defined here pr_err("resource size 0x%llx cannot fit in IO range size 0x%llx\n", ~~~^ %x vim +/pr_err +175 lib/logic_pio.c 157 158 /* 159 * This function is generic for translating a hardware address to logical PIO. 160 * @hw_addr: the hardware address of host, can be CPU address or host-local 161 * address; 162 */ 163 unsigned long 164 logic_pio_trans_hwaddr(struct fwnode_handle *fwnode, resource_size_t addr, 165 resource_size_t size) 166 { 167 struct logic_pio_hwaddr *range; 168 169 range = find_io_range_by_fwnode(fwnode); 170 if (!range || range->flags == PIO_CPU_MMIO) { 171 pr_err("range not found or invalid\n"); 172 return -1; 173 } 174 if (range->size < size) { > 175 pr_err("resource size 0x%llx cannot fit in IO range > size 0x%llx\n", 176 size, range->size); 177 return -1; 178 } 179 return addr - range->hw_start + range->io_start; 180 } 181 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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