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Sun, 09 Mar 2025 21:35:14 -0700 (PDT) Received: from localhost ([118.208.151.101]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22410a92765sm67487605ad.205.2025.03.09.21.35.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 09 Mar 2025 21:35:14 -0700 (PDT) Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 10 Mar 2025 14:35:08 +1000 Message-Id: From: "Nicholas Piggin" To: "Michael Kowal" , Cc: , , , , , , , , Subject: Re: [PATCH v2 07/14] ppc/xive2: Process group backlog when updating the CPPR X-Mailer: aerc 0.19.0 References: <20241210000527.9541-1-kowal@linux.ibm.com> <20241210000527.9541-13-kowal@linux.ibm.com> In-Reply-To: <20241210000527.9541-13-kowal@linux.ibm.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=npiggin@gmail.com; helo=mail-pl1-x634.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue Dec 10, 2024 at 10:05 AM AEST, Michael Kowal wrote: > From: Frederic Barrat > > When the hypervisor or OS pushes a new value to the CPPR, if the LSMFB > value is lower than the new CPPR value, there could be a pending group > interrupt in the backlog, so it needs to be scanned. > > Signed-off-by: Frederic Barrat > Signed-off-by: Michael Kowal Reviewed-by: Nicholas Piggin