Re: stable-rc-4.19: cpufeature.c:909:21: error: 'MIDR_HISI_TSV110' undeclared

From: Greg Kroah-Hartman
Date: Mon Nov 04 2019 - 05:59:15 EST


On Mon, Nov 04, 2019 at 09:10:06AM +0800, Hanjun Guo wrote:
> Hi Sasha, Greg,
>
> On 2019/11/4 7:22, Naresh Kamboju wrote:
> > stable rc 4.19 branch build broken for arm64 with the below error log,
> >
> > Build error log,
> > arch/arm64/kernel/cpufeature.c: In function 'unmap_kernel_at_el0':
> > arch/arm64/kernel/cpufeature.c:909:21: error: 'MIDR_HISI_TSV110'
> > undeclared (first use in this function); did you mean
> > 'GICR_ISACTIVER0'?
> > MIDR_ALL_VERSIONS(MIDR_HISI_TSV110),
> > ^
> > arch/arm64/include/asm/cputype.h:141:12: note: in definition of macro
> > 'MIDR_RANGE'
> > .model = m, \
> > ^
> > arch/arm64/kernel/cpufeature.c:909:3: note: in expansion of macro
> > 'MIDR_ALL_VERSIONS'
> > MIDR_ALL_VERSIONS(MIDR_HISI_TSV110),
> > ^~~~~~~~~~~~~~~~~
> > arch/arm64/kernel/cpufeature.c:909:21: note: each undeclared
> > identifier is reported only once for each function it appears in
> > MIDR_ALL_VERSIONS(MIDR_HISI_TSV110),
> > ^
> > arch/arm64/include/asm/cputype.h:141:12: note: in definition of macro
> > 'MIDR_RANGE'
> > .model = m, \
> > ^
> > arch/arm64/kernel/cpufeature.c:909:3: note: in expansion of macro
> > 'MIDR_ALL_VERSIONS'
> > MIDR_ALL_VERSIONS(MIDR_HISI_TSV110),
>
> Patch "efd00c7 arm64: Add MIDR encoding for HiSilicon Taishan CPUs" needs to
> be bacported as well, would you like me to do that, or just cherry-pick by yourself?

I need the backport please, cherry-pick fails :(

thanks,

greg k-h