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R . Silva" Subject: Re: [PATCH] KVM: Remove subtle "struct kvm_stats_desc" pseudo-overlay In-Reply-To: <20251205232655.445294-1-seanjc@google.com> References: <20251205232655.445294-1-seanjc@google.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: seanjc@google.com, oupton@kernel.org, zhaotianrui@loongson.cn, maobibo@loongson.cn, chenhuacai@kernel.org, maddy@linux.ibm.com, anup@brainfault.org, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, borntraeger@linux.ibm.com, frankja@linux.ibm.com, imbrenda@linux.ibm.com, pbonzini@redhat.com, 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, gustavoars@kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false On Fri, 05 Dec 2025 23:26:55 +0000, 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. > > 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: Marc Zyngier M. -- Without deviation from the norm, progress is not possible.