Messages in this thread | | | Date | Thu, 23 Nov 2023 14:43:00 +0100 | From | Alexander Gordeev <> | Subject | Re: [PATCH 3/3] s390/Kconfig: drop select of KEXEC |
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On Thu, Nov 23, 2023 at 03:36:52PM +0800, Baoquan He wrote:
Hi Baoquan,
> No proof is found to require that S390 architecture has to select > KEXEC. At least from my testing at below, dropping select of KEXEC won't > impact anything.
It does impact the outcome of defconfigs. Namely, CONFIG_KEXEC is not set with this patch.
> ===testing 1=== > CONFIG_CRASH_CORE=y > CONFIG_KEXEC_CORE=y > CONFIG_CRASH_DUMP=y > === > > ===testing 2=== > CONFIG_CRASH_CORE=y > CONFIG_KEXEC_CORE=y > CONFIG_KEXEC_FILE=y > CONFIG_CRASH_DUMP=y > ===
Unfortunately, I do not quite realize what these testings were and what is the difference between the two.
> So drop the select of KEXEC now.
I suggest dropping this patch. Once the previous two are upstream we would remove 'select KEXEC' from Kconfig together with defconfig updates.
> Signed-off-by: Baoquan He <bhe@redhat.com> > --- > arch/s390/Kconfig | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig > index 3bec98d20283..1aec2e692dca 100644 > --- a/arch/s390/Kconfig > +++ b/arch/s390/Kconfig > @@ -217,7 +217,6 @@ config S390 > select HAVE_VIRT_CPU_ACCOUNTING_IDLE > select IOMMU_HELPER if PCI > select IOMMU_SUPPORT if PCI > - select KEXEC > select MMU_GATHER_MERGE_VMAS > select MMU_GATHER_NO_GATHER > select MMU_GATHER_RCU_TABLE_FREE > --
Thanks!
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