Hi Huang,
On 7 January 2016 at 20:00, kbuild test robot lkp@intel.com wrote:
Hi Huang,
[auto build test WARNING on pm/linux-next] [also build test WARNING on v4.4-rc8 next-20160106] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/fu-wei-linaro-org/acpi-apei-add-Boo... base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next config: x86_64-lkp (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64
All warnings (new ones prefixed by >>):
drivers/acpi/apei/bert.c:31:14: warning: extra tokens at end of #undef directive
#undef pr_fmt(fmt) ^vim +31 drivers/acpi/apei/bert.c
15 * 16 * For more information about BERT, please refer to ACPI Specification 17 * version 4.0, section 17.3.1 18 * 19 * This file is licensed under GPLv2. 20 * 21 */ 22 23 #include <linux/kernel.h> 24 #include <linux/module.h> 25 #include <linux/init.h> 26 #include <linux/acpi.h> 27 #include <linux/io.h> 28 29 #include "apei-internal.h" 3031 #undef pr_fmt(fmt)
Do you have any idea? I did not get warnings when I compiled this for arm64. But without it, I got "redefined" warning.
32 #define pr_fmt(fmt) "BERT: " fmt 33 34 static int bert_disable; 35 36 static void __init bert_print_all(struct acpi_bert_region *region, 37 unsigned int region_len) 38 { 39 /*
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