linux-kernel - Re: [PATCH 5.15 000/160] 5.15.187-rc1 review

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Message-ID: <2025070820-recital-subgroup-502f@gregkh>
Date: Tue, 8 Jul 2025 19:34:38 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Florian Fainelli <f.fainelli@...il.com>
Cc: stable@...r.kernel.org, Kim Phillips <kim.phillips@....com>,
	"Borislav Petkov (AMD)" <bp@...en8.de>,
	Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
	patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org,
	lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com,
	sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de,
	conor@...nel.org, hargar@...rosoft.com, broonie@...nel.org
Subject: Re: [PATCH 5.15 000/160] 5.15.187-rc1 review

On Tue, Jul 08, 2025 at 10:20:01AM -0700, Florian Fainelli wrote:
> On 7/8/25 09:20, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 5.15.187 release.
> > There are 160 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 Thu, 10 Jul 2025 16:22:09 +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-5.15.187-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
> 
> The ARM 32-bit kernel fails to build with:
> 
> /local/users/fainelli/buildroot/output/arm/host/bin/arm-linux-ld:
> drivers/base/cpu.o: in function `.LANCHOR2':
> cpu.c:(.data+0xbc): undefined reference to `cpu_show_tsa'
> host-make[2]: *** [Makefile:1246: vmlinux] Error 1
> 
> This is caused by:
> 
> commit 5799df885785024821d09c334612c00992aa4c4b
> Author: Borislav Petkov (AMD) <bp@...en8.de>
> Date:   Wed Sep 11 10:53:08 2024 +0200
> 
>     x86/bugs: Add a Transient Scheduler Attacks mitigation
> 
>     Commit d8010d4ba43e9f790925375a7de100604a5e2dba upstream.
> 
>     Add the required features detection glue to bugs.c et all in order to
>     support the TSA mitigation.
> 
>     Co-developed-by: Kim Phillips <kim.phillips@....com>
>     Signed-off-by: Kim Phillips <kim.phillips@....com>
>     Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
>     Reviewed-by: Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>
>     Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> 
> I don't see this in Linus' tree but it's not clear yet why that is not
> happening there.

I see it in Linus's tree, you might want to do a sync :)