Messages in this thread Patch in this message | | | Date | Wed, 21 May 2014 15:58:35 +0800 (CST) | From | 管雪涛 <> | Subject | 回复: [PATCH] arch: unicore 32: kernel: ksyms: remove 'bswapsi2' and 'muldi3' to avoid compiling failure |
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Thanks.
For __muldi3, it is no longer used by gcc, so I think that's ok. For __bswapsi2, maybe it's because I copied it from arm.
Acked-by: Xuetao Guan <gxt@mprc.pku.edu.cn>
----- Chen Gang <gang.chen.5i5j@gmail.com> 写道: > After check the code, 'bswapsi2' and 'muldi3' are useless for > unicore32, so can remove them to avoid compiling failure. > > The related error (with allmodconfig under unicore32): > > LD init/built-in.o > arch/unicore32/kernel/built-in.o:(___ksymtab+__muldi3+0x0): undefined reference to `__muldi3' > arch/unicore32/kernel/built-in.o:(___ksymtab+__bswapsi2+0x0): undefined reference to `__bswapsi2' > > > Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> > --- > arch/unicore32/kernel/ksyms.c | 2 -- > arch/unicore32/kernel/ksyms.h | 2 -- > 2 files changed, 4 deletions(-) > > diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c > index bc06140..e78911a 100644 > --- a/arch/unicore32/kernel/ksyms.c > +++ b/arch/unicore32/kernel/ksyms.c > @@ -53,9 +53,7 @@ EXPORT_SYMBOL(__ashrdi3); > EXPORT_SYMBOL(__divsi3); > EXPORT_SYMBOL(__lshrdi3); > EXPORT_SYMBOL(__modsi3); > -EXPORT_SYMBOL(__muldi3); > EXPORT_SYMBOL(__ucmpdi2); > EXPORT_SYMBOL(__udivsi3); > EXPORT_SYMBOL(__umodsi3); > -EXPORT_SYMBOL(__bswapsi2); > > diff --git a/arch/unicore32/kernel/ksyms.h b/arch/unicore32/kernel/ksyms.h > index 185cdc7..31472ad 100644 > --- a/arch/unicore32/kernel/ksyms.h > +++ b/arch/unicore32/kernel/ksyms.h > @@ -8,8 +8,6 @@ extern void __ashrdi3(void); > extern void __divsi3(void); > extern void __lshrdi3(void); > extern void __modsi3(void); > -extern void __muldi3(void); > extern void __ucmpdi2(void); > extern void __udivsi3(void); > extern void __umodsi3(void); > -extern void __bswapsi2(void); > -- > 1.9.2.459.g68773ac
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