tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git rcu/dev head: f09c1acfaa4b198694a31ba3e454c7d17c4fa680 commit: f09c1acfaa4b198694a31ba3e454c7d17c4fa680 [46/46] rcu: Add consistency checks for uses of segmented callback lists config: m32r-usrv_defconfig (attached as .config) compiler: m32r-linux-gcc (GCC) 6.2.0 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 f09c1acfaa4b198694a31ba3e454c7d17c4fa680 # save the attached .config to linux build tree make.cross ARCH=m32r
All errors (new ones prefixed by >>):
kernel/built-in.o: In function `__xchg':
>> arch/m32r/include/asm/cmpxchg.h:59: undefined reference to
>> `__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4c080): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
>> arch/m32r/include/asm/cmpxchg.h:59: undefined reference to
>> `__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4c0bc): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
>> arch/m32r/include/asm/cmpxchg.h:59: undefined reference to
>> `__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4db74): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
>> arch/m32r/include/asm/cmpxchg.h:59: undefined reference to
>> `__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4dbc0): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
>> arch/m32r/include/asm/cmpxchg.h:59: undefined reference to
>> `__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4dd14): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
kernel/built-in.o:arch/m32r/include/asm/cmpxchg.h:59: more undefined
references to `__xchg_called_with_bad_pointer' follow
kernel/built-in.o: In function `__xchg':
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4dd54): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4e0e4): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4e11c): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4e1d0): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4e208): relocation truncated to
fit: R_M32R_26_PCREL_RELA against undefined symbol
`__xchg_called_with_bad_pointer'
arch/m32r/include/asm/cmpxchg.h:59:(.text+0x4e470): additional relocation
overflows omitted from the output
vim +59 arch/m32r/include/asm/cmpxchg.h
c9034c3a David Howells 2012-03-28 43 break;
c9034c3a David Howells 2012-03-28 44 #else /* CONFIG_SMP */
c9034c3a David Howells 2012-03-28 45 case 4:
c9034c3a David Howells 2012-03-28 46 __asm__ __volatile__ (
c9034c3a David Howells 2012-03-28 47 DCACHE_CLEAR("%0",
"r4", "%2")
c9034c3a David Howells 2012-03-28 48 "lock %0, @%2;
\n\t"
c9034c3a David Howells 2012-03-28 49 "unlock %1, @%2;
\n\t"
c9034c3a David Howells 2012-03-28 50 : "=&r" (tmp) : "r"
(x), "r" (ptr)
c9034c3a David Howells 2012-03-28 51 : "memory"
c9034c3a David Howells 2012-03-28 52 #ifdef CONFIG_CHIP_M32700_TS1
c9034c3a David Howells 2012-03-28 53 , "r4"
c9034c3a David Howells 2012-03-28 54 #endif /* CONFIG_CHIP_M32700_TS1 */
c9034c3a David Howells 2012-03-28 55 );
c9034c3a David Howells 2012-03-28 56 break;
c9034c3a David Howells 2012-03-28 57 #endif /* CONFIG_SMP */
c9034c3a David Howells 2012-03-28 58 default:
c9034c3a David Howells 2012-03-28 @59
__xchg_called_with_bad_pointer();
c9034c3a David Howells 2012-03-28 60 }
c9034c3a David Howells 2012-03-28 61
c9034c3a David Howells 2012-03-28 62 local_irq_restore(flags);
c9034c3a David Howells 2012-03-28 63
c9034c3a David Howells 2012-03-28 64 return (tmp);
c9034c3a David Howells 2012-03-28 65 }
c9034c3a David Howells 2012-03-28 66
c9034c3a David Howells 2012-03-28 67 #define xchg(ptr, x)
\
:::::: The code at line 59 was first introduced by commit
:::::: c9034c3a1d67486284b3b569595a4bd377aaf8cc Disintegrate asm/system.h for
M32R
:::::: TO: David Howells <[email protected]>
:::::: CC: David Howells <[email protected]>
---
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