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

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Message-ID: <Zz8t95SNFqOjFEHe@sashalap>
Date: Thu, 21 Nov 2024 07:56:23 -0500
From: Sasha Levin <sashal@...nel.org>
To: Paolo Bonzini <pbonzini@...hat.com>
Cc: 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

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().

-- 
Thanks,
Sasha