perf 编译失败
2022/8/29 6:25:06
本文主要是介绍perf 编译失败,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
linux-6.0-rc2 :
linux-6.0-rc2/tools/include/asm/../../arch/x86/include/asm/rmwcc.h:7:9: error: implicit declaration of function ‘asm_volatile_goto’ [-Werror=implicit-function-declaration] 7 | asm_volatile_goto (fullop "; j" cc " %l[cc_label]" \ | ^~~~~~~~~~~~~~~~~
需要何如patch:
https://lkml.org/lkml/2022/8/22/372
> Fixes: a0a12c3ed057 ("asm goto: eradicate CC_HAS_ASM_GOTO") > Signed-off-by: Yang Jihong <yangjihong1@huawei.com> > --- > tools/include/linux/compiler_types.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/tools/include/linux/compiler_types.h b/tools/include/linux/compiler_types.h > index 24ae3054f304..1bdd834bdd57 100644 > --- a/tools/include/linux/compiler_types.h > +++ b/tools/include/linux/compiler_types.h > @@ -36,4 +36,8 @@ > #include <linux/compiler-gcc.h> > #endif > > +#ifndef asm_volatile_goto > +#define asm_volatile_goto(x...) asm goto(x) > +#endif
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