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([2001:df0:0:200c:75aa:d6ca:4354:6033]) by smtp.gmail.com with ESMTPSA id cd21-20020a056a00421500b0051b32c2a5a7sm9863096pfb.138.2022.06.28.17.01.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 28 Jun 2022 17:01:39 -0700 (PDT) Message-ID: <859c2adc-d3cb-64e8-faba-06e1ac5eddaf@gmail.com> Date: Wed, 29 Jun 2022 12:01:24 +1200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH v2 3/3] arch/*/: remove CONFIG_VIRT_TO_BUS Content-Language: en-US To: Bart Van Assche , Arnd Bergmann References: <20220617125750.728590-1-arnd@kernel.org> <20220617125750.728590-4-arnd@kernel.org> <6ba86afe-bf9f-1aca-7af1-d0d348d75ffc@gmail.com> <9289fd82-285c-035f-5355-4d70ce4f87b0@gmail.com> <9f812d3d-0fcd-46e6-6d7e-6d4bf66f24ab@gmail.com> From: Michael Schmitz In-Reply-To: Cc: Linux-Arch , scsi , Michael Ellerman , Christoph Hellwig , Geert Uytterhoeven , Jakub Kicinski , Arnd Bergmann , Denis Efremov , linux-m68k , John Paul Adrian Glaubitz , Khalid Aziz , Miquel van Smoorenburg , Parisc List , Robin Murphy , Matt Wang , Linux Kernel Mailing List , Mark Salyzyn , Linux IOMMU , alpha , linuxppc-dev , "Maciej W . Rozycki" X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" SGkgQmFydCwKCk9uIDI5LzA2LzIyIDExOjUwLCBCYXJ0IFZhbiBBc3NjaGUgd3JvdGU6Cj4gT24g Ni8yOC8yMiAxNjowOSwgTWljaGFlbCBTY2htaXR6IHdyb3RlOgo+PiBPbiAyOS8wNi8yMiAwOTo1 MCwgQXJuZCBCZXJnbWFubiB3cm90ZToKPj4+IE9uIFR1ZSwgSnVuIDI4LCAyMDIyIGF0IDExOjAz IFBNIE1pY2hhZWwgU2NobWl0eiAKPj4+IDxzY2htaXR6bWljQGdtYWlsLmNvbT4gd3JvdGU6Cj4+ Pj4gT24gMjgvMDYvMjIgMTk6MDMsIEdlZXJ0IFV5dHRlcmhvZXZlbiB3cm90ZToKPj4+Pj4+IFRo ZSBkcml2ZXIgYWxsb2NhdGVzIGJvdW5jZSBidWZmZXJzIHVzaW5nIGttYWxsb2MgaWYgaXQgaGl0 cyBhbgo+Pj4+Pj4gdW5hbGlnbmVkIGRhdGEgYnVmZmVyIC0gY2FuIHN1Y2ggYnVmZmVycyBzdGls bCBldmVuIGhhcHBlbiB0aGVzZSAKPj4+Pj4+IGRheXM/Cj4+Pj4+IE5vIGlkZWEuCj4+Pj4gSG1t bSAtIEkgdGhpbmsgSSdsbCBzdGljayBhIFdBUk5fT05DRSgpIGluIHRoZXJlIHNvIHdlIGtub3cg d2hldGhlciAKPj4+PiB0aGlzCj4+Pj4gY29kZSBwYXRoIGlzIHN0aWxsIGJlaW5nIHVzZWQuCj4+ PiBrbWFsbG9jKCkgZ3VhcmFudGVlcyBhbGlnbm1lbnQgdG8gdGhlIG5leHQgcG93ZXItb2YtdHdv IHNpemUgb3IKPj4+IEtNQUxMT0NfTUlOX0FMSUdOLCB3aGljaGV2ZXIgaXMgYmlnZ2VyLiBPbiBt NjhrIHRoaXMgbWVhbnMgaXQKPj4+IGlzIGNhY2hlbGluZSBhbGlnbmVkLgo+Pgo+PiBBbmQgYWxs IFNDU0kgYnVmZmVycyBhcmUgYWxsb2NhdGVkIHVzaW5nIGttYWxsb2M/IE5vIHdheSBhdCBhbGwg Zm9yIAo+PiB1c2VyIHNwYWNlIHRvIHBhc3MgdW5hbGlnbmVkIGRhdGE/Cj4+Cj4+IChTQ1NJIGlz IGEgd2VpcmQgYmVhc3QgLSBJIGhhdmUgdXNlZCBhIFNDU0kgREFUIHRhcGUgZHJpdmVyIG1hbnkg bWFueSAKPj4geWVhcnMgYWdvLCB3aGljaCBicm9rZSBhbGwgc29ydHMgb2YgYXNzdW1wdGlvbnMg YWJvdXQgdHJhbnNmZXIgYmxvY2sgCj4+IHNpemVzIC4uLiBidXQgdGhhdCBtaWdodCBhY3R1YWxs eSBoYXZlIGJlZW4gaW4gdGhlIHYwLjk5IGRheXMsIG1hbnkgCj4+IHJld3JpdGVzIG9mIFNDU0kg bWlkbGV2ZWwgYWdvKS4KPj4KPj4gSnVzdCBiZWluZyBjYXV0aW91cywgYXMgZ2V0dGluZyBhbnkg b2YgdGhpcyB0ZXN0ZWQgd2lsbCBiZSBhIHN0cmV0Y2guCj4KPiBBbiBleGFtcGxlIG9mIGEgdXNl ciBzcGFjZSBhcHBsaWNhdGlvbiB0aGF0IHBhc3NlcyBhbiBTRyBJL08gZGF0YSAKPiBidWZmZXIg dG8gdGhlIGtlcm5lbCB0aGF0IGlzIGFsaWduZWQgdG8gYSBmb3VyIGJ5dGUgYm91bmRhcnkgYnV0 IG5vdCAKPiB0byBhbiBlaWdodCBieXRlIGJvdW5kYXJ5IGlmIHRoZSAtcyAoc2NhdHRlcmVkKSBj b21tYW5kIGxpbmUgb3B0aW9uIGlzIAo+IHVzZWQ6IAo+IGh0dHBzOi8vZ2l0aHViLmNvbS9vc2Fu ZG92L2Jsa3Rlc3RzL2Jsb2IvbWFzdGVyL3NyYy9kaXNjb250aWd1b3VzLWlvLmNwcAoKVGhhbmtz IC0gZm91ciBieXRlIGFsaWdubWVudCBhY3R1YWxseSB3b3VsZG4ndCBiZSBhbiBpc3N1ZSBmb3Ig bWUuIEl0J3MgCnR3byBieXRlIG9yIHNtYWxsZXIgdGhhdCB3b3VsZCB0cmlwIHVwIHRoZSBTQ1NJ IERNQS4KCldoaWxlIEknbSBzdXJlIHN1Y2ggYW4gZXZlbiBtb3JlIHBhdGhvbG9naWNhbCB0ZXN0 IGNhc2UgY291bGQgYmUgCndyaXR0ZW4sIEkgd2FzIHJhdGhlciB3b3JyaWVkIGFib3V0IHN0LmMg YW5kIHNyLmMgaW5wdXQgLi4uCgpDaGVlcnMsCgogwqDCoMKgIE1pY2hhZWwKCj4KPiBCYXJ0Lgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwppb21tdSBtYWls aW5nIGxpc3QKaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmcKaHR0cHM6Ly9saXN0cy5s aW51eGZvdW5kYXRpb24ub3JnL21haWxtYW4vbGlzdGluZm8vaW9tbXU=