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b=VWd+f4b2S+YOt8PKvFw5i15F+pg7C+6aSIQa9MizkvCFuKxRrud1ZrCcdJw/AD8xf /ciMYGVTP9SSf+vfKrx0qnwjy7dWxFvcVJPSQpWaB/HEu+TDMG96BQBTJQkCPLWquS 5pDyqFoAfYqdYLcl4qlUcydaXnm37OR69LPY+4+DXAp/jUN7D+5lMBrtrArsId1mi4 pW9OA1PmIwTosxByk06YAlOi3xUJADfAVKbLQUwhj5xm/pWHgmCSI5EcY+7t6E50o/ p6JoNnNhp5kL7TURfNRLZsw2sWTD74MEIxhFolJNAITP7r9wHti3u4tjeIEseeXYi8 YypkKASN5KcaA== 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 1shVCt-006ICL-3b; Fri, 23 Aug 2024 15:24:03 +0100 Date: Fri, 23 Aug 2024 15:24:02 +0100 Message-ID: <86y14nwc59.wl-maz@kernel.org> From: Marc Zyngier To: Will Deacon Cc: Joey Gouly , 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, catalin.marinas@arm.com, 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 08/30] KVM: arm64: make kvm_at() take an OP_AT_* In-Reply-To: <20240823134811.GG32156@willie-the-truck> References: <20240822151113.1479789-1-joey.gouly@arm.com> <20240822151113.1479789-9-joey.gouly@arm.com> <20240823134811.GG32156@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, 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, catalin.marinas@arm.com, 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-Rspamd-Queue-Id: EBA87A001F X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 4cfo8p45yhfdjdayc55i1yo6wmrux84n X-HE-Tag: 1724423046-498415 X-HE-Meta: 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 UfK4Nxpr sAJ8BSHYNKpfzG/I/Wk6Jbqr6FBFkrt4jteLKKSC+ETXYu+k0Valdb79Rqs8p4i9LIMUFQyDkzeYcDmwyEGXvRwoarMGYJoIsZfFcxEHBy5GkWaV36Xaj76WGFTw84IaqK86smQcViNbly7LTU6fBLlqjQ3qsc04mzV3P0EUl93h08e5IyUANX264yWDvFvYQoAosoRe7ZikOoBkwocXrQBMea9Qs9/n9NXdx2cOmwPb3jC/ufPPA0VChYnVkCCBul1/880YNgDsuq6psTg+Qo1VubZiOXvRLoWj+aJTi0g8UFW0Oj0Qo6p8pX4HvOK/9axcDAjRIk+HGxEZc6X2J4BjT1VG2Lndj/Eje5mkOeS7me78= 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 Fri, 23 Aug 2024 14:48:11 +0100, Will Deacon wrote: > > On Thu, Aug 22, 2024 at 04:10:51PM +0100, Joey Gouly wrote: > > To allow using newer instructions that current assemblers don't know about, > > replace the `at` instruction with the underlying SYS instruction. > > > > Signed-off-by: Joey Gouly > > Cc: Marc Zyngier > > Cc: Oliver Upton > > Cc: Catalin Marinas > > Cc: Will Deacon > > Reviewed-by: Marc Zyngier > > --- > > arch/arm64/include/asm/kvm_asm.h | 3 ++- > > arch/arm64/kvm/hyp/include/hyp/fault.h | 2 +- > > 2 files changed, 3 insertions(+), 2 deletions(-) > > Marc -- what would you like to do with this patch? I think the POE series > is really close now, so ideally I'd queue the lot on a branch in arm64 > and you could pull the first ~10 patches into kvmarm if you need 'em. > > Would what work for you, or did you have something else in mind (since > this one is also included in your series adding nv support for AT). Yup, that works for me. I can take that prefix as the base for the AT series and drop my copy of this patch. Thanks, M. -- Without deviation from the norm, progress is not possible.