tree: https://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git efi/memmap head: 082f8883d52943e490fce344aa803583ae43fdb2 commit: 9be86f8fb01c84b0ae0fe46addca153b94a389dc [10/12] efi: Allow drivers to reserve boot services forever config: x86_64-randconfig-i0-201625 (attached as .config) compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430 reproduce: git checkout 9be86f8fb01c84b0ae0fe46addca153b94a389dc # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from include/linux/printk.h:6:0, from include/linux/kernel.h:13, from arch/x86/platform/efi/quirks.c:4: arch/x86/platform/efi/quirks.c: In function 'efi_arch_mem_reserve': >> include/linux/kern_levels.h:4:18: warning: format '%p' expects argument of type 'void *', but argument 2 has type 'phys_addr_t {aka long long unsigned int}' [-Wformat=] #define KERN_SOH "\001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:10:18: note: in expansion of macro 'KERN_SOH' #define KERN_ERR KERN_SOH "3" /* error conditions */ ^~~~~~~~ include/linux/printk.h:264:9: note: in expansion of macro 'KERN_ERR' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~ arch/x86/platform/efi/quirks.c:224:3: note: in expansion of macro 'pr_err' pr_err("Failed to lookup EFI memory descriptor for %pa\n", addr); ^~~~~~ vim +4 include/linux/kern_levels.h 314ba352 Joe Perches 2012-07-30 1 #ifndef __KERN_LEVELS_H__ 314ba352 Joe Perches 2012-07-30 2 #define __KERN_LEVELS_H__ 314ba352 Joe Perches 2012-07-30 3 04d2c8c8 Joe Perches 2012-07-30 @4 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c8 Joe Perches 2012-07-30 5 #define KERN_SOH_ASCII '\001' 04d2c8c8 Joe Perches 2012-07-30 6 04d2c8c8 Joe Perches 2012-07-30 7 #define KERN_EMERG KERN_SOH "0" /* system is unusable */ 04d2c8c8 Joe Perches 2012-07-30 8 #define KERN_ALERT KERN_SOH "1" /* action must be taken immediately */ 04d2c8c8 Joe Perches 2012-07-30 9 #define KERN_CRIT KERN_SOH "2" /* critical conditions */ 04d2c8c8 Joe Perches 2012-07-30 10 #define KERN_ERR KERN_SOH "3" /* error conditions */ 04d2c8c8 Joe Perches 2012-07-30 11 #define KERN_WARNING KERN_SOH "4" /* warning conditions */ 04d2c8c8 Joe Perches 2012-07-30 12 #define KERN_NOTICE KERN_SOH "5" /* normal but significant condition */ :::::: The code at line 4 was first introduced by commit :::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern :::::: TO: Joe Perches <joe@xxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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