linux-kernel - Re: [GIT PULL] First batch of KVM changes for Linux 6.13 merge window

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Message-ID: <20241121132608.GA4113699@thelio-3990X>
Date: Thu, 21 Nov 2024 06:26:08 -0700
From: Nathan Chancellor <nathan@...nel.org>
To: Sasha Levin <sashal@...nel.org>
Cc: Paolo Bonzini <pbonzini@...hat.com>, torvalds@...ux-foundation.org,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [GIT PULL] First batch of KVM changes for Linux 6.13 merge window

On Thu, Nov 21, 2024 at 07:56:23AM -0500, Sasha Levin wrote:
> Hi Paolo,
> 
> On Wed, Nov 20, 2024 at 08:58:42AM -0500, Paolo Bonzini wrote:
> >      riscv: perf: add guest vs host distinction
> 
> When merging this PR into linus-next, I've started seeing build errors:
> 
> In file included from /builds/linux/arch/riscv/kernel/asm-offsets.c:12:
> In file included from /builds/linux/arch/riscv/include/asm/kvm_host.h:23:
> In file included from /builds/linux/arch/riscv/include/asm/kvm_vcpu_pmu.h:12:
> In file included from /builds/linux/include/linux/perf/riscv_pmu.h:12:
> /builds/linux/include/linux/perf_event.h:1679:64: error: too many arguments provided to function-like macro invocation
>  1679 | extern unsigned long perf_misc_flags(struct perf_event *event, struct pt_regs *regs);
>       |                                                                ^
> /builds/linux/arch/riscv/include/asm/perf_event.h:15:9: note: macro 'perf_misc_flags' defined here
>    15 | #define perf_misc_flags(regs) perf_misc_flags(regs)
>       |         ^
> 
> Looks like this is due to 2c47e7a74f44 ("perf/core: Correct perf
> sampling with guest VMs") which went in couple of days ago through
> Ingo's perf tree and changed the number of parameters for
> perf_misc_flags().

There is a patch out to fix this but it seems like it needs to be
applied during this merge?

https://lore.kernel.org/20241116160506.5324-1-prabhakar.mahadev-lad.rj@bp.renesas.com/
https://lore.kernel.org/ZzxDvLKGz1ouWzgX@gmail.com/

Cheers,
Nathan