linux-kernel - Re: [PATCH 0/2] powerpc: kvm: generic framework and run posix timers in task context

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Message-ID: <f1cb42d7-573c-4c48-a4f5-c19cf0485b10@linux.ibm.com>
Date: Mon, 21 Apr 2025 18:04:00 +0530
From: Shrikanth Hegde <sshegde@...ux.ibm.com>
To: maddy@...ux.ibm.com, linuxppc-dev@...ts.ozlabs.org, gautam@...ux.ibm.com
Cc: npiggin@...il.com, christophe.leroy@...roup.eu, vaibhav@...ux.ibm.com,
        bigeasy@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/2] powerpc: kvm: generic framework and run posix timers
 in task context



On 4/21/25 15:58, Shrikanth Hegde wrote:
> From: Gautam Menghani <gautam@...ux.ibm.com>
> 

I made a mistake while generating the patch. Sorry about that. i will 
fix it up in next version.
Please consider the above as:

From: Shrikanth Hegde <sshegde@...ux.ibm.com>

> This is an effort to use the generic kvm infra which handles check for
> need_resched, handling signals etc. i.e xfer_to_guest_mode_handle_work.
> 
> kvm guests boots and runs stress-ng CPU stressor on PowerVM and on PowerNV.
> preempt=full and preempt=lazy was tested on PowerNV and in both cases the
> KVM guest boots and runs stress-ng CPU stressor.
> 
> Please let me know if any specific testing to be done.
> 
> Kept the patches separate since they differ functionally, but kept them
> is a series since 2nd patch depends on functionality of 1st. Also this
> could help in git bisect.
> 
> This is based on tip/master
> 
> Shrikanth Hegde (2):
>    powerpc: kvm: use generic transfer to guest mode work
>    powerpc: enable to run posix cpu timers in task context
> 
>   arch/powerpc/Kconfig         |  2 ++
>   arch/powerpc/kvm/book3s_hv.c | 13 +++++++------
>   arch/powerpc/kvm/powerpc.c   | 22 ++++++++--------------
>   3 files changed, 17 insertions(+), 20 deletions(-)
>