* include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
@ 2016-02-28 23:33 kbuild test robot
2016-02-29 20:49 ` Andrew Morton
0 siblings, 1 reply; 5+ messages in thread
From: kbuild test robot @ 2016-02-28 23:33 UTC (permalink / raw)
To: Josh Triplett
Cc: kbuild-all, linux-kernel, Andrew Morton, Linux Memory Management List
[-- Attachment #1: Type: text/plain, Size: 2803 bytes --]
Hi Josh,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: fc77dbd34c5c99bce46d40a2491937c3bcbd10af
commit: 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT
date: 1 year, 11 months ago
config: mn10300-allnoconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a
# save the attached .config to linux build tree
make.cross ARCH=mn10300
All errors (new ones prefixed by >>):
In file included from include/linux/page-flags.h:9:0,
from kernel/bounds.c:9:
include/linux/bug.h:91:47: warning: 'struct bug_entry' declared inside parameter list
static inline int is_warning_bug(const struct bug_entry *bug)
^
include/linux/bug.h:91:47: warning: its scope is only this definition or declaration, which is probably not what you want
include/linux/bug.h: In function 'is_warning_bug':
>> include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
return bug->flags & BUGFLAG_WARNING;
^
make[2]: *** [kernel/bounds.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [sub-make] Error 2
vim +93 include/linux/bug.h
35edd910 Paul Gortmaker 2011-11-16 85
35edd910 Paul Gortmaker 2011-11-16 86 #endif /* __CHECKER__ */
35edd910 Paul Gortmaker 2011-11-16 87
7664c5a1 Jeremy Fitzhardinge 2006-12-08 88 #ifdef CONFIG_GENERIC_BUG
7664c5a1 Jeremy Fitzhardinge 2006-12-08 89 #include <asm-generic/bug.h>
7664c5a1 Jeremy Fitzhardinge 2006-12-08 90
7664c5a1 Jeremy Fitzhardinge 2006-12-08 @91 static inline int is_warning_bug(const struct bug_entry *bug)
7664c5a1 Jeremy Fitzhardinge 2006-12-08 92 {
7664c5a1 Jeremy Fitzhardinge 2006-12-08 @93 return bug->flags & BUGFLAG_WARNING;
7664c5a1 Jeremy Fitzhardinge 2006-12-08 94 }
7664c5a1 Jeremy Fitzhardinge 2006-12-08 95
7664c5a1 Jeremy Fitzhardinge 2006-12-08 96 const struct bug_entry *find_bug(unsigned long bugaddr);
:::::: The code at line 93 was first introduced by commit
:::::: 7664c5a1da4711bb6383117f51b94c8dc8f3f1cd [PATCH] Generic BUG implementation
:::::: TO: Jeremy Fitzhardinge <jeremy@goop.org>
:::::: CC: Linus Torvalds <torvalds@woody.osdl.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 3953 bytes --]
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
2016-02-28 23:33 include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type kbuild test robot
@ 2016-02-29 20:49 ` Andrew Morton
2016-02-29 21:24 ` Josh Triplett
2016-03-01 6:18 ` mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG kbuild test robot
0 siblings, 2 replies; 5+ messages in thread
From: Andrew Morton @ 2016-02-29 20:49 UTC (permalink / raw)
To: kbuild test robot
Cc: Josh Triplett, kbuild-all, linux-kernel, Linux Memory Management List
On Mon, 29 Feb 2016 07:33:04 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: fc77dbd34c5c99bce46d40a2491937c3bcbd10af
> commit: 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT
> date: 1 year, 11 months ago
> config: mn10300-allnoconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a
> # save the attached .config to linux build tree
> make.cross ARCH=mn10300
>
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG
CONFIG_BUG=n && CONFIG_GENERIC_BUG=y make no sense and things break:
In file included from include/linux/page-flags.h:9:0,
from kernel/bounds.c:9:
include/linux/bug.h:91:47: warning: 'struct bug_entry' declared inside parameter list
static inline int is_warning_bug(const struct bug_entry *bug)
^
include/linux/bug.h:91:47: warning: its scope is only this definition or declaration, which is probably not what you want
include/linux/bug.h: In function 'is_warning_bug':
>> include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
return bug->flags & BUGFLAG_WARNING;
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/c6x/Kconfig | 1 +
arch/mn10300/Kconfig | 1 +
2 files changed, 2 insertions(+)
diff -puN arch/c6x/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug arch/c6x/Kconfig
--- a/arch/c6x/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug
+++ a/arch/c6x/Kconfig
@@ -36,6 +36,7 @@ config GENERIC_HWEIGHT
config GENERIC_BUG
def_bool y
+ depends on BUG
config C6X_BIG_KERNEL
bool "Build a big kernel"
diff -puN arch/mn10300/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug arch/mn10300/Kconfig
--- a/arch/mn10300/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug
+++ a/arch/mn10300/Kconfig
@@ -53,6 +53,7 @@ config GENERIC_HWEIGHT
config GENERIC_BUG
def_bool y
+ depends on BUG
config QUICKLIST
def_bool y
_
--
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^ permalink raw reply [flat|nested] 5+ messages in thread* Re: include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
2016-02-29 20:49 ` Andrew Morton
@ 2016-02-29 21:24 ` Josh Triplett
2016-03-01 6:18 ` mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG kbuild test robot
1 sibling, 0 replies; 5+ messages in thread
From: Josh Triplett @ 2016-02-29 21:24 UTC (permalink / raw)
To: Andrew Morton
Cc: kbuild test robot, kbuild-all, linux-kernel,
Linux Memory Management List
On Mon, Feb 29, 2016 at 12:49:37PM -0800, Andrew Morton wrote:
> On Mon, 29 Feb 2016 07:33:04 +0800 kbuild test robot <fengguang.wu@intel.com> wrote:
>
> > FYI, the error/warning still remains.
> >
> > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > head: fc77dbd34c5c99bce46d40a2491937c3bcbd10af
> > commit: 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT
> > date: 1 year, 11 months ago
> > config: mn10300-allnoconfig (attached as .config)
> > reproduce:
> > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> > chmod +x ~/bin/make.cross
> > git checkout 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a
> > # save the attached .config to linux build tree
> > make.cross ARCH=mn10300
> >
>
> From: Andrew Morton <akpm@linux-foundation.org>
> Subject: mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG
>
> CONFIG_BUG=n && CONFIG_GENERIC_BUG=y make no sense and things break:
>
> In file included from include/linux/page-flags.h:9:0,
> from kernel/bounds.c:9:
> include/linux/bug.h:91:47: warning: 'struct bug_entry' declared inside parameter list
> static inline int is_warning_bug(const struct bug_entry *bug)
> ^
> include/linux/bug.h:91:47: warning: its scope is only this definition or declaration, which is probably not what you want
> include/linux/bug.h: In function 'is_warning_bug':
> >> include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type
> return bug->flags & BUGFLAG_WARNING;
>
> Reported-by: kbuild test robot <fengguang.wu@intel.com>
> Cc: Josh Triplett <josh@joshtriplett.org>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This looks like the right patch; I thought it had already been
submitted.
That said, what would it take to move GENERIC_BUG and BUG into
architecture-independent configuration, including such a dependency?
> arch/c6x/Kconfig | 1 +
> arch/mn10300/Kconfig | 1 +
> 2 files changed, 2 insertions(+)
>
> diff -puN arch/c6x/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug arch/c6x/Kconfig
> --- a/arch/c6x/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug
> +++ a/arch/c6x/Kconfig
> @@ -36,6 +36,7 @@ config GENERIC_HWEIGHT
>
> config GENERIC_BUG
> def_bool y
> + depends on BUG
>
> config C6X_BIG_KERNEL
> bool "Build a big kernel"
> diff -puN arch/mn10300/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug arch/mn10300/Kconfig
> --- a/arch/mn10300/Kconfig~mn10300-c6x-config_generic_bug-must-depend-on-config_bug
> +++ a/arch/mn10300/Kconfig
> @@ -53,6 +53,7 @@ config GENERIC_HWEIGHT
>
> config GENERIC_BUG
> def_bool y
> + depends on BUG
>
> config QUICKLIST
> def_bool y
> _
>
--
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^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG
2016-02-29 20:49 ` Andrew Morton
2016-02-29 21:24 ` Josh Triplett
@ 2016-03-01 6:18 ` kbuild test robot
2016-03-01 6:38 ` Andrew Morton
1 sibling, 1 reply; 5+ messages in thread
From: kbuild test robot @ 2016-03-01 6:18 UTC (permalink / raw)
To: Andrew Morton
Cc: kbuild-all, kbuild test robot, Josh Triplett, linux-kernel,
Linux Memory Management List
[-- Attachment #1: Type: text/plain, Size: 2651 bytes --]
Hi Andrew,
[auto build test ERROR on v4.5-rc6]
[also build test ERROR on next-20160229]
[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/Andrew-Morton/mn10300-c6x-CONFIG_GENERIC_BUG-must-depend-on-CONFIG_BUG/20160301-045134
config: mn10300-allnoconfig (attached as .config)
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=mn10300
All errors (new ones prefixed by >>):
>> arch/mn10300/kernel/fpu-nofpu.c:27:36: error: unknown type name 'elf_fpregset_t'
int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
^
vim +/elf_fpregset_t +27 arch/mn10300/kernel/fpu-nofpu.c
278d91c4 Akira Takeuchi 2010-10-27 11 #include <asm/fpu.h>
278d91c4 Akira Takeuchi 2010-10-27 12
278d91c4 Akira Takeuchi 2010-10-27 13 /*
278d91c4 Akira Takeuchi 2010-10-27 14 * handle an FPU operational exception
278d91c4 Akira Takeuchi 2010-10-27 15 * - there's a possibility that if the FPU is asynchronous, the signal might
278d91c4 Akira Takeuchi 2010-10-27 16 * be meant for a process other than the current one
278d91c4 Akira Takeuchi 2010-10-27 17 */
278d91c4 Akira Takeuchi 2010-10-27 18 asmlinkage
278d91c4 Akira Takeuchi 2010-10-27 19 void unexpected_fpu_exception(struct pt_regs *regs, enum exception_code code)
278d91c4 Akira Takeuchi 2010-10-27 20 {
278d91c4 Akira Takeuchi 2010-10-27 21 panic("An FPU exception was received, but there's no FPU enabled.");
278d91c4 Akira Takeuchi 2010-10-27 22 }
278d91c4 Akira Takeuchi 2010-10-27 23
278d91c4 Akira Takeuchi 2010-10-27 24 /*
278d91c4 Akira Takeuchi 2010-10-27 25 * fill in the FPU structure for a core dump
278d91c4 Akira Takeuchi 2010-10-27 26 */
278d91c4 Akira Takeuchi 2010-10-27 @27 int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
278d91c4 Akira Takeuchi 2010-10-27 28 {
278d91c4 Akira Takeuchi 2010-10-27 29 return 0; /* not valid */
278d91c4 Akira Takeuchi 2010-10-27 30 }
:::::: The code at line 27 was first introduced by commit
:::::: 278d91c4609d55202c1e63d5fc5f01466cc7bbab MN10300: Make the FPU operate in non-lazy mode under SMP
:::::: TO: Akira Takeuchi <takeuchi.akr@jp.panasonic.com>
:::::: CC: David Howells <dhowells@redhat.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 4355 bytes --]
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG
2016-03-01 6:18 ` mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG kbuild test robot
@ 2016-03-01 6:38 ` Andrew Morton
0 siblings, 0 replies; 5+ messages in thread
From: Andrew Morton @ 2016-03-01 6:38 UTC (permalink / raw)
To: kbuild test robot
Cc: kbuild-all, kbuild test robot, Josh Triplett, linux-kernel,
Linux Memory Management List
On Tue, 1 Mar 2016 14:18:56 +0800 kbuild test robot <lkp@intel.com> wrote:
> [auto build test ERROR on v4.5-rc6]
> [also build test ERROR on next-20160229]
> [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/Andrew-Morton/mn10300-c6x-CONFIG_GENERIC_BUG-must-depend-on-CONFIG_BUG/20160301-045134
> config: mn10300-allnoconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # save the attached .config to linux build tree
> make.cross ARCH=mn10300
>
> All errors (new ones prefixed by >>):
>
> >> arch/mn10300/kernel/fpu-nofpu.c:27:36: error: unknown type name 'elf_fpregset_t'
> int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
hm, that error isn't well correlated with that patch!
This, I suppose. I don't have an mn10300 cross-compiler.
From: Andrew Morton <akpm@linux-foundation.org>
Subject: arch/mn10300/kernel/fpu-nofpu.c: needs asm/elf.h
arch/mn10300/kernel/fpu-nofpu.c:27:36: error: unknown type name 'elf_fpregset_t'
int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpreg)
Reported-by: kbuild test robot <lkp@intel.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/mn10300/kernel/fpu-nofpu.c | 1 +
1 file changed, 1 insertion(+)
diff -puN arch/mn10300/kernel/fpu-nofpu.c~a arch/mn10300/kernel/fpu-nofpu.c
--- a/arch/mn10300/kernel/fpu-nofpu.c~a
+++ a/arch/mn10300/kernel/fpu-nofpu.c
@@ -9,6 +9,7 @@
* 2 of the Licence, or (at your option) any later version.
*/
#include <asm/fpu.h>
+#include <asm/elf.h>
/*
* handle an FPU operational exception
_
--
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2016-02-28 23:33 include/linux/bug.h:93:12: error: dereferencing pointer to incomplete type kbuild test robot
2016-02-29 20:49 ` Andrew Morton
2016-02-29 21:24 ` Josh Triplett
2016-03-01 6:18 ` mn10300, c6x: CONFIG_GENERIC_BUG must depend on CONFIG_BUG kbuild test robot
2016-03-01 6:38 ` Andrew Morton
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