Messages in this thread | | | Date | Tue, 14 Sep 2021 11:34:13 +0100 | From | Mark Rutland <> | Subject | Re: [kbuild-all] Re: include/linux/atomic/atomic-arch-fallback.h:60:32: error: implicit declaration of function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'? |
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On Tue, Sep 14, 2021 at 08:39:36AM +0800, Chen, Rong A wrote: > > > On 9/13/2021 4:57 PM, Mark Rutland wrote: > > On Sun, Sep 12, 2021 at 04:24:21AM +0800, kernel test robot wrote: > > > Hi Mark, > > > > > > FYI, the error/warning still remains. > > > > As pointed out previously [1,2], this is an existing bug (in that arc > > does not have an implementation of cmpxchg64(), but it's possible to > > select code which uses it in test configurations). My changes to the > > core atomic headers only change the way in which the error manifests, > > and have nothing to do with the underlying problem. > > > > I thought we were going to stop reporting this [3]? > > Hi Mark, > > Thanks for the feedback, we only ignored the below one: > > include/linux/atomic-arch-fallback.h:60:32: error: implicit declaration of > function 'arch_cmpxchg64'; did you mean 'arch_cmpxchg'? > [-Werror=implicit-function-declaration] > > we'll update the pattern to ignore all.
Thanks; much appreciated! :)
Mark.
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