Checked and it is correctly fixed by my suggested update on the patch thread.
On Thu, Mar 16, 2017 at 9:41 AM, kbuild test robot <[email protected]> wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/mm > head: 45fc8757d1d2128e342b4e7ef39adedf7752faac > commit: f06bdd4001c257792c54dce9427399f2896470af [1/3] x86/mm: Adapt > MODULES_END based on fixmap section size > config: x86_64-randconfig-s0-03162331 (attached as .config) > compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 > reproduce: > git checkout f06bdd4001c257792c54dce9427399f2896470af > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > In file included from include/asm-generic/bug.h:4:0, > from arch/x86/include/asm/bug.h:35, > from include/linux/bug.h:4, > from include/linux/mmdebug.h:4, > from include/linux/mm.h:8, > from fs/proc/kcore.c:12: > fs/proc/kcore.c: In function 'add_modules_range': > arch/x86/include/asm/pgtable_64_types.h:72:23: error: implicit declaration > of function '__fix_to_virt' [-Werror=implicit-function-declaration] > #define MODULES_END __fix_to_virt(__end_of_fixed_addresses + 1) > ^ > include/linux/compiler.h:160:30: note: in definition of macro '__trace_if' > if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ > ^~~~ >>> fs/proc/kcore.c:626:2: note: in expansion of macro 'if' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~ > fs/proc/kcore.c:626:40: note: in expansion of macro 'MODULES_END' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~~~~~~~~~~ > arch/x86/include/asm/pgtable_64_types.h:72:37: error: > '__end_of_fixed_addresses' undeclared (first use in this function) > #define MODULES_END __fix_to_virt(__end_of_fixed_addresses + 1) > ^ > include/linux/compiler.h:160:30: note: in definition of macro '__trace_if' > if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ > ^~~~ >>> fs/proc/kcore.c:626:2: note: in expansion of macro 'if' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~ > fs/proc/kcore.c:626:40: note: in expansion of macro 'MODULES_END' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~~~~~~~~~~ > arch/x86/include/asm/pgtable_64_types.h:72:37: note: each undeclared > identifier is reported only once for each function it appears in > #define MODULES_END __fix_to_virt(__end_of_fixed_addresses + 1) > ^ > include/linux/compiler.h:160:30: note: in definition of macro '__trace_if' > if (__builtin_constant_p(!!(cond)) ? !!(cond) : \ > ^~~~ >>> fs/proc/kcore.c:626:2: note: in expansion of macro 'if' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~ > fs/proc/kcore.c:626:40: note: in expansion of macro 'MODULES_END' > if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) { > ^~~~~~~~~~~ > cc1: some warnings being treated as errors > > vim +/if +626 fs/proc/kcore.c > > 9492587c KAMEZAWA Hiroyuki 2009-09-22 610 { > 36e15263 Wu Fengguang 2010-05-26 611 kclist_add(&kcore_text, > _text, _end - _text, KCORE_TEXT); > 9492587c KAMEZAWA Hiroyuki 2009-09-22 612 } > 9492587c KAMEZAWA Hiroyuki 2009-09-22 613 #else > 9492587c KAMEZAWA Hiroyuki 2009-09-22 614 static void __init > proc_kcore_text_init(void) > 9492587c KAMEZAWA Hiroyuki 2009-09-22 615 { > 9492587c KAMEZAWA Hiroyuki 2009-09-22 616 } > 9492587c KAMEZAWA Hiroyuki 2009-09-22 617 #endif > 9492587c KAMEZAWA Hiroyuki 2009-09-22 618 > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 619 #if defined(CONFIG_MODULES) && > defined(MODULES_VADDR) > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 620 /* > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 621 * MODULES_VADDR has no > intersection with VMALLOC_ADDR. > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 622 */ > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 623 struct kcore_list kcore_modules; > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 624 static void __init > add_modules_range(void) > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 625 { > bf3e2692 Baoquan He 2014-10-09 @626 if (MODULES_VADDR != > VMALLOC_START && MODULES_END != VMALLOC_END) { > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 627 > kclist_add(&kcore_modules, (void *)MODULES_VADDR, > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 628 MODULES_END - > MODULES_VADDR, KCORE_VMALLOC); > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 629 } > bf3e2692 Baoquan He 2014-10-09 630 } > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 631 #else > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 632 static void __init > add_modules_range(void) > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 633 { > 81ac3ad9 KAMEZAWA Hiroyuki 2009-09-22 634 } > > :::::: The code at line 626 was first introduced by commit > :::::: bf3e2692468fe46eed57d18b3dd1af5b30049122 fs/proc/kcore.c: don't add > modules range to kcore if it's equal to vmcore range > > :::::: TO: Baoquan He <[email protected]> > :::::: CC: Linus Torvalds <[email protected]> > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation -- Thomas
