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Tue, 01 Jun 2021 10:09:26 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lo1Ks-00Fngt-MN for linux-arm-kernel@lists.infradead.org; Tue, 01 Jun 2021 10:09:24 +0000 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EDD7061370; Tue, 1 Jun 2021 10:09:21 +0000 (UTC) Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1lo1Kp-004n1J-R4; Tue, 01 Jun 2021 11:09:20 +0100 Date: Tue, 01 Jun 2021 11:09:19 +0100 Message-ID: <87wnrd28xc.wl-maz@kernel.org> From: Marc Zyngier To: Dongjiu Geng Cc: Mark Rutland , tf-a@lists.trustedfirmware.org, catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, gengdongjiu.gdj@alibaba-inc.com Subject: Re: Linux kernel set the hypervisor vector table through ATF In-Reply-To: References: <20210601091849.GA1290@C02TD0UTHF1T.local> 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/27.1 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: gengdongjiu1@gmail.com, mark.rutland@arm.com, tf-a@lists.trustedfirmware.org, catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, gengdongjiu.gdj@alibaba-inc.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210601_030922_791151_65BDFF08 X-CRM114-Status: GOOD ( 33.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gVHVlLCAwMSBKdW4gMjAyMSAxMDo1Mzo0OSArMDEwMCwKRG9uZ2ppdSBHZW5nIDxnZW5nZG9u Z2ppdTFAZ21haWwuY29tPiB3cm90ZToKPiAKPiBNYXJrIFJ1dGxhbmQgPG1hcmsucnV0bGFuZEBh cm0uY29tPiDkuo4yMDIx5bm0NuaciDHml6Xlkajkuowg5LiL5Y2INToxOeWGmemBk++8mgo+ID4K PiA+IE9uIEZyaSwgTWF5IDI4LCAyMDIxIGF0IDA1OjI2OjUxUE0gKzA4MDAsIERvbmdqaXUgR2Vu ZyB3cm90ZToKPiA+ID4gSGkgQWxsLAo+ID4gPiAgICAgICB3aGVuIExpbnV4IGtlcm5lbCBib290 IGZyb20gRUwxLCAgdGhlcmUgaXMgbm8gbWV0aG9kIHRvIGxldAo+ID4gPiBrZXJuZWwgdG8gZW50 ZXIgRUwyIHRvIGVuYWJsZSBoeXBlcnZpc29yLiAgc28gSSB3YW50IHRvIGFkZCBhbiBTTUMKPiA+ ID4gaW50ZXJmYWNlIGJldHdlZW4ga2VybmVsIGFuZCBFTDMgQVRGIHRvIGxldCBrZXJuZWwgY2Fu IHNldCB0aGUKPiA+ID4gaHlwZXJ2aXNvciB2ZWN0b3IgdGFibGUsICB0aGVuIGNhbiBlbnRlciBF TDIgdG8gZW5hYmxlIGh5cGVydmlzb3IsIGFzCj4gPiA+IHNob3duIGluIFsxXS4KPiA+ID4gRG8g eW91IGFncmVlPyAgT3RoZXJ3aXNlIHRoZXJlIGlzIG5vIG1ldGhvZCB0byBlbnRlciBFTDIgaHlw ZXJ2aXNvcgo+ID4gPiB3aGVuIGtlcm5lbCBib290IGZyb20gRUwxLCBiZWNhdXNlIHRoZSBoeXBl cnZpc29yIHZlY3Rvcgo+ID4gPiB0YWJsZSh2YmFyX2VsMikgaXMgdW5rbm93bi4KPiA+Cj4gPiBU aGUga2VybmVsIGFscmVhZHkgc3VwcG9ydGVkIGJlaW5nIGJvb3RlZCBhdCBFTDIsIHdoZXJlIGl0 IHdpbGwgaW5zdGFsbAo+ID4gaXRzZWxmIGFzIHRoZSBoeXBlcnZpc29yIChhbmQgd2lsbCBkcm9w IHRvIEVMMSBpZiByZXF1aXJlZCkuIEVMMiBpcyB0aGUKPiA+IHByZWZlcnJlZCBib290IG1vZGUs IGFzIHdlIGRvY3VtZW50IGluOgo+ID4KPiA+IGh0dHBzOi8vd3d3Lmtlcm5lbC5vcmcvZG9jL2h0 bWwvbGF0ZXN0L2FybTY0L2Jvb3RpbmcuaHRtbAo+ID4KPiA+IC4uLiB3aGVyZSB3ZSBzYXk6Cj4g Pgo+ID4gfCBUaGUgQ1BVIG11c3QgYmUgaW4gZWl0aGVyIEVMMiAoUkVDT01NRU5ERUQgaW4gb3Jk ZXIgdG8gaGF2ZSBhY2Nlc3MgdG8KPiA+IHwgdGhlIHZpcnR1YWxpc2F0aW9uIGV4dGVuc2lvbnMp IG9yIG5vbi1zZWN1cmUgRUwxLgo+ID4KPiA+IFdlICpzdHJvbmdseSogcHJlZmVyIHRoaXMgb3Zl ciBhZGRpbmcgbmV3IEFCSXMgdG8gdHJhbnNpdGlvbiBmcm9tIEVMMSB0bwo+ID4gRUwyLiBQbGVh c2UgYm9vdCB0aGUga2VybmVsIGF0IEVMMiBpZiB5b3Ugd2FudCB0byB1c2UgS1ZNLgo+IAo+IFRo YW5rcyBmb3IgdGhlIGFuc3dlci4KPiBJZiB1c2UgS1ZNLCBpdCBzaG91bGQgYm9vdCBmcm9tIEVM Mi4gIEJ1dCBpZiB0aGUgaHlwZXJ2aXNvciBpcyBub3QKPiBLVk0sIHN1Y2ggYXMgSmFpbGhvdXNl IGh5cGVydmlzb3IgYW5kIHNvbWUgQ2hpcCBtYW51ZmFjdHVyZXIgYm9vdCB0aGUKPiBob3N0IGtl cm5lbCBmcm9tIEVMMShub3QgZm9sbG93IGFib3ZlIHJ1bGUpLCBpdCBzZWVtcyB0aGVyZSBpcyBu b3Qgd2F5Cj4gdG8gZW50ZXIgdGhlIEphaWxob3VzZSBoeXBlcnZpc29yLgoKV2Ugb25seSBkZWFs IHdpdGggdHdvIGNhc2VzOgotIGVpdGhlciB0aGUga2VybmVsIHVzZXMgaXRzIG93biwgYnVpbHQt aW4gaHlwZXJ2aXNvcjogaXQgYm9vdHMgYXQKICBFTDIsIGFuZCBpbnN0YWxscyBpdHNlbGYuCgot IG9yIHRoZXJlIGlzIGEgcHJlLWV4aXN0aW5nIGh5cGVydmlzb3IsIGFuZCB0aGUga2VybmVsIGJv b3RzIGF0IEVMMS4KCkluIHRoZSBwYXN0LCBKYWlsaG91c2UgdXNlZCB0aGUgZXhhY3Qgc2FtZSBl bnRyeSBwb2ludHMgYXMgS1ZNLiBXaGF0CmhhcyBjaGFuZ2VkPwoKRmluYWxseSwgaWYgeW91IGNh biBjaGFuZ2UgdGhlIGZpcm13YXJlIHRvIGluc3RhbGwgdGhlIEVMMiB2ZWN0b3JzLAp5b3UgY2Fu IGFsc28gY2hhbmdlIGl0IHRvIGVudGVyIHRoZSBrZXJuZWwgYXQgRUwyLiBJIHN1Z2dlc3QgeW91 IGRvCnRoYXQgaW5zdGVhZC4KClRoYW5rcywKCglNLgoKLS0gCldpdGhvdXQgZGV2aWF0aW9uIGZy b20gdGhlIG5vcm0sIHByb2dyZXNzIGlzIG5vdCBwb3NzaWJsZS4KCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBs aXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5m cmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK