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b=qKlqsYDLXHs0iW3ETzrWnTRx/FFUL3jDSU4JY29c9EYYGmqlPmyUvUnkw7/SWH2G3 VdNQNSRW6//Mm1pBsOORRXDfmjRazMqR1R/JqgZ2Zss1tL4l5Y7tLElrzXRanury9D CeiQfmDFIxVzSo3roysBXKD6LYAXHzaV1WfP4ykVbE+8snaRnTD70u0d4y9cmZgNqB LJYwhAn+SIMVfd0rHI3ly9q54Fa9Fcp/5aK0UtTYmnIHcRcr+pxha1T+d4XjGGGB2N J6QtFp1RDFErkjMpK/FgI4UTUf/i9lpDKzMpYNBold6zhiVaRdpsn8KF7CHLvC0vq2 y5vpwwebK2gwA== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1sltRe-009hKx-M3; Wed, 04 Sep 2024 18:05:26 +0100 Date: Wed, 04 Sep 2024 18:05:26 +0100 Message-ID: <86plpjuz6x.wl-maz@kernel.org> From: Marc Zyngier To: Will Deacon Cc: Joey Gouly , Catalin Marinas , linux-arm-kernel@lists.infradead.org, nd@arm.com, akpm@linux-foundation.org, aneesh.kumar@kernel.org, aneesh.kumar@linux.ibm.com, anshuman.khandual@arm.com, bp@alien8.de, broonie@kernel.org, christophe.leroy@csgroup.eu, dave.hansen@linux.intel.com, hpa@zytor.com, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, mingo@redhat.com, mpe@ellerman.id.au, naveen.n.rao@linux.ibm.com, npiggin@gmail.com, oliver.upton@linux.dev, shuah@kernel.org, skhan@linuxfoundation.org, szabolcs.nagy@arm.com, tglx@linutronix.de, x86@kernel.org, kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v5 06/30] arm64: context switch POR_EL0 register In-Reply-To: <20240904161758.GA14323@willie-the-truck> References: <20240823170835.GA1181@willie-the-truck> <20240827113803.GB4318@willie-the-truck> <20240903145413.GB3669886@e124191.cambridge.arm.com> <20240904102254.GA13280@willie-the-truck> <20240904113221.GA3891700@e124191.cambridge.arm.com> <20240904114301.GA13550@willie-the-truck> <20240904125503.GA3901671@e124191.cambridge.arm.com> <20240904161758.GA14323@willie-the-truck> 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/29.4 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) 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: will@kernel.org, joey.gouly@arm.com, catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, nd@arm.com, akpm@linux-foundation.org, aneesh.kumar@kernel.org, aneesh.kumar@linux.ibm.com, anshuman.khandual@arm.com, bp@alien8.de, broonie@kernel.org, christophe.leroy@csgroup.eu, dave.hansen@linux.intel.com, hpa@zytor.com, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, mingo@redhat.com, mpe@ellerman.id.au, naveen.n.rao@linux.ibm.com, npiggin@gmail.com, oliver.upton@linux.dev, shuah@kernel.org, skhan@linuxfoundation.org, szabolcs.nagy@arm.com, tglx@linutronix.de, x86@kernel.org, kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: C52074001D X-Stat-Signature: pk9hqyg58ct5d7dip3hterc7c6jbjj1p X-HE-Tag: 1725469530-569000 X-HE-Meta: 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 VXrv8tHy PhmxEsw1yGM2DhZSxOVz3Zg9C9cGkF8wqbQQueOIlSRyM/VPQLo3cDsE+vjX+PbqAuRiG6cTWP0mUAg90s1FGMakhiB08Tm5y0J0OVquxxxCnrUKLb6Zomj8TxbrTLkpuKh/0SoK/wHJQsJySbJ9tc6Wla9/XW9Mi0FU9pzoVui9LYdSXAiuq9cDhd9kX3npMJppZCR0sxcGOLJ72VSkoPxMFEZDeYDvebJ4oN+vP9sCPUsKmD8OlpHg5f/zXUO3SxIdeKEpoABKFa/O5Kx0gJTPFqiMULNapZxT+ X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, 04 Sep 2024 17:17:58 +0100, Will Deacon wrote: > > On Wed, Sep 04, 2024 at 01:55:03PM +0100, Joey Gouly wrote: > > On Wed, Sep 04, 2024 at 12:43:02PM +0100, Will Deacon wrote: > > > Right, there's quite a lot I need to do: > > > > > > - Uncorrupt your patches > > > - Fix the conflict in the kvm selftests > > > - Drop the unnecessary ISBs > > > - Fix the ESR checking > > > - Fix the el2_setup labels > > > - Reorder the patches > > > - Drop the patch that is already in kvmarm > > > > > > Working on it... > > > > Sorry! I'm happy to rebase onto some arm64 branch if that will help, just let me know. > > Please have a look at for-next/poe (also merged into for-next/core and > for-kernelci) and let me know what I got wrong! > > For Marc: I reordered the series so the KVM bits (and deps) are all the > beginning, should you need them. The branch is based on a merge of the > shared branch you created previously. I just had a quick check, and while there is a small conflict with kvmarm/next, it is extremely minor (small clash in the vcpu_sysreg, for which the resolving order doesn't matter), and not worth dragging additional patches in the shared branch. However, if KVM's own S1PIE series [1] ends up being merged (which I'd really like), I will definitely have to pull the prefix in, as this is a bit more involved conflict wise. Thanks, M. [1] http://lore.kernel.org/all/20240903153834.1909472-1-maz@kernel.org -- Without deviation from the norm, progress is not possible.