From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from omta40.uswest2.a.cloudfilter.net (omta40.uswest2.a.cloudfilter.net [35.89.44.39]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6682822D7A9 for ; Sat, 6 Dec 2025 03:38:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=35.89.44.39 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764992334; cv=none; b=MkWtv1Mr+qMN3ioFVjxBppe48sL3pUdlCemmP5lB3/exK1Wj0FM+8pJLVndkyiHdUk18WfywqzrtND7i7eJKDWZ5K1fjyXvTjQWLBr6Wj9NJ+nWcEFFLVgJtmJMYyzIotD8IWuoKSkl3wFd7g4o2ortrO7F7Qh6nEFBSXCsaoD4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764992334; c=relaxed/simple; bh=RPIuaxf//AbFhM1/mGaCmgPDo6nxo24jyaZnDA6G0ic=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=JNAhcwVrHO0BHIPQH8m8GAU+3i0+LfVapay87pPAN7+uRE0hisILpUsGnPYJwwcj6E5UXcrTTd2n3C0cLxXptzu2qA7zsddeO3YyFAKcEeI4TU63JE6h5WgaxDzUi9uQvTUGhWakcTvffAHoEsrOPmzMm9c/oEQS/eJvyzMq+yQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=embeddedor.com; spf=pass smtp.mailfrom=embeddedor.com; dkim=pass (2048-bit key) header.d=embeddedor.com header.i=@embeddedor.com header.b=coIeJHot; arc=none smtp.client-ip=35.89.44.39 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=embeddedor.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=embeddedor.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=embeddedor.com header.i=@embeddedor.com header.b="coIeJHot" Received: from eig-obgw-6004b.ext.cloudfilter.net ([10.0.30.210]) by cmsmtp with ESMTPS id RfLEv8CmZaPqLRj8AvPdsc; Sat, 06 Dec 2025 03:38:46 +0000 Received: from gator4166.hostgator.com ([108.167.133.22]) by cmsmtp with ESMTPS id Rj8AvIX9RK8vzRj8AvQQgN; Sat, 06 Dec 2025 03:38:46 +0000 X-Authority-Analysis: v=2.4 cv=cJDgskeN c=1 sm=1 tr=0 ts=6933a546 a=1YbLdUo/zbTtOZ3uB5T3HA==:117 a=ujWNxKVE5dX343uAl30YYw==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=7T7KSl7uo7wA:10 a=VwQbUJbxAAAA:8 a=1XWaLZrsAAAA:8 a=_lKBnUPEwlkEFLTacEwA:9 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 a=xYX6OU9JNrHFPr8prv8u:22 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=embeddedor.com; s=default; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date:Message-ID:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=KoD1NRD0QaV+f74bc5iSUT0wwYVNJpat/RcP0vQRNuI=; b=coIeJHotksEB6dU0JU8LIyi2+L uaDb55h2Mt1UuG3h/KfXxkyCM9kNkUWFXfKhHQ4o8JDSD7EQAoRXlQNhy2MPsqj9G6CEDFz/Atw+9 ZgQjnWppwz+a1nyxKyA8oa3XON37XtoLsHEsqBF7NciO4/cTYHyJsaGDdkZ1q96dXAR3vN+Ajgd8E 26oVQjWOBLooorvXiIFmWbm5h0W8vYG/Im+2W7ub8NiQ1hVB5GfsOo4OHyrJbTvh1tDzKIt53tiIR QYbVpumaH0gvsFCV4zcXTBdq2yPsnMuu7hmsfqp+jYwJ4mvpvuF9UPJnj4fcmmFTX5nHWOJenYOGa 9yhq7lSQ==; Received: from i118-18-233-1.s41.a027.ap.plala.or.jp ([118.18.233.1]:61266 helo=[10.83.24.44]) by gator4166.hostgator.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.98.1) (envelope-from ) id 1vRj86-00000002EOT-2JGv; Fri, 05 Dec 2025 21:38:43 -0600 Message-ID: <0018d1c0-58ec-4b31-b016-472795990923@embeddedor.com> Date: Sat, 6 Dec 2025 12:38:14 +0900 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] KVM: Remove subtle "struct kvm_stats_desc" pseudo-overlay To: Sean Christopherson , Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Huacai Chen , Madhavan Srinivasan , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Paolo Bonzini Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, "Gustavo A . R . Silva" References: <20251205232655.445294-1-seanjc@google.com> Content-Language: en-US From: "Gustavo A. R. Silva" In-Reply-To: <20251205232655.445294-1-seanjc@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4166.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - embeddedor.com X-BWhitelist: no X-Source-IP: 118.18.233.1 X-Source-L: No X-Exim-ID: 1vRj86-00000002EOT-2JGv X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: i118-18-233-1.s41.a027.ap.plala.or.jp ([10.83.24.44]) [118.18.233.1]:61266 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 2 X-Org: HG=hgshared;ORG=hostgator; X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= X-Local-Domain: yes X-CMAE-Envelope: MS4xfDSp6H3nFriYe8DUoDXpKxJzHZfnhhzkTu55xH7SiG0wrGQ4kmoE1NlfHgyV97GYx30mgpBCSZ0dIRGdezC6ixmFaTEvny+XdMN6mdOWxFNYtGp2vtzk DkYtTI27u5yzJ4NIN9sclpcIw14m3/PG6sjBxZntoDMygNIL6io3oyG0W9MwJA1gUisWYk1aU+FF+R5jRfquvODLaFHjOBQDRPihaIIPd4yZcUu4a6wmRpGT On 12/6/25 08:26, Sean Christopherson wrote: > Remove KVM's internal pseudo-overlay of kvm_stats_desc, which subtly > aliases the flexible name[] in the uAPI definition with a fixed-size array > of the same name. The unusual embedded structure results in compiler > warnings due to -Wflex-array-member-not-at-end, and also necessitates an > extra level of dereferencing in KVM. To avoid the "overlay", define the > uAPI structure to have a fixed-size name when building for the kernel. Nice. Thanks for this. > > Opportunistically clean up the indentation for the stats macros, and > replace spaces with tabs. > > No functional change intended. > > Reported-by: Gustavo A. R. Silva > Closes: https://lore.kernel.org/all/aPfNKRpLfhmhYqfP@kspp > Signed-off-by: Sean Christopherson Acked-by: Gustavo A. R. Silva -Gustavo