Re: [PATCH 5.15 000/276] 5.15.195-rc1 review

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Fri, Oct 17, 2025 at 04:04:38PM -0700, Florian Fainelli wrote:
> +Ali,
> 
> On 10/17/25 15:57, Florian Fainelli wrote:
> > On 10/17/25 07:51, Greg Kroah-Hartman wrote:
> > > This is the start of the stable review cycle for the 5.15.195 release.
> > > There are 276 patches in this series, all will be posted as a response
> > > to this one.  If anyone has any issues with these being applied, please
> > > let me know.
> > > 
> > > Responses should be made by Sun, 19 Oct 2025 14:50:59 +0000.
> > > Anything received after that time might be too late.
> > > 
> > > The whole patch series can be found in one patch at:
> > >     https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/
> > > patch-5.15.195-rc1.gz
> > > or in the git tree and branch at:
> > >     git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-
> > > rc.git linux-5.15.y
> > > and the diffstat can be found below.
> > > 
> > > thanks,
> > > 
> > > greg k-h
> > 
> > perf fails to build on ARM, ARM64 and MIPS with:
> > 
> > In file included from util/arm-spe.c:37:
> > /local/users/fainelli/buildroot/output/arm/build/linux-custom/tools/
> > include/../../arch/arm64/include/asm/cputype.h:198:10: fatal error: asm/
> > sysreg.h: No such file or directory
> >    198 | #include <asm/sysreg.h>
> >        |          ^~~~~~~~~~~~~~
> > compilation terminated.
> > 
> > I was not able to run a bisection but will attempt to do that later
> > during the weekend.
> 
> That is due to commit 07b49160816a936be7c1e0af869097223e75d547
> Author: Ali Saidi <alisaidi@amazon.com>
> Date:   Thu Aug 11 14:24:39 2022 +0800
> 
>     perf arm-spe: Use SPE data source for neoverse cores
> 
> and this hunk specifically:
> 
> diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
> index 569e1b8ad0ab..7b16898af4e7 100644
> --- a/tools/perf/util/arm-spe.c
> +++ b/tools/perf/util/arm-spe.c
> @@ -34,6 +34,7 @@
>  #include "arm-spe-decoder/arm-spe-decoder.h"
>  #include "arm-spe-decoder/arm-spe-pkt-decoder.h"
> 
> +#include "../../arch/arm64/include/asm/cputype.h"
>  #define MAX_TIMESTAMP (~0ULL)
> 
> There is a dependency on this upstream commit:
> 
> commit 1314376d495f2d79cc58753ff3034ccc503c43c9
> Author: Ali Saidi <alisaidi@amazon.com>
> Date:   Thu Mar 24 18:33:20 2022 +0000
> 
>     tools arm64: Import cputype.h
> 
> 
> for tools/arch/arm64/include/asm/cputype.h to be present.

Thanks, all offending commits now dropped :)

greg k-h