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Fri, 23 Oct 2020 05:23:08 -0700 (PDT) From: Daniel Vetter To: DRI Development Subject: [PATCH 39/65] vfio/type1: Mark follow_pfn as unsafe Date: Fri, 23 Oct 2020 14:21:50 +0200 Message-Id: <20201023122216.2373294-39-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201023122216.2373294-1-daniel.vetter@ffwll.ch> References: <20201021163242.1458885-1-daniel.vetter@ffwll.ch> <20201023122216.2373294-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201023_132312_122120_AF524234 X-CRM114-Status: GOOD ( 18.27 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-samsung-soc@vger.kernel.org, Jan Kara , Kees Cook , kvm@vger.kernel.org, linux-mm@kvack.org, Daniel Vetter , Intel Graphics Development , Cornelia Huck , Alex Williamson , Jason Gunthorpe , =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , John Hubbard , Daniel Vetter , Dan Williams , Andrew Morton , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org 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 VGhlIGNvZGUgc2VlbXMgdG8gc3R1ZmYgdGhlc2UgcGZucyBpbnRvIGlvbW11IHB0cyAob3Igc29t ZXRoaW5nIGxpa2UKdGhhdCwgSSBkaWRuJ3QgZm9sbG93KSwgYnV0IHRoZXJlJ3Mgbm8gbW11X25v dGlmaWVyIHRvIGVuc3VyZSB0aGF0CmFjY2VzcyBpcyBzeW5jaHJvbml6ZWQgd2l0aCBwdGUgdXBk YXRlcy4KCkhlbmNlIG1hcmsgdGhlc2UgYXMgdW5zYWZlLiBUaGlzIG1lYW5zIHRoYXQgd2l0aApD T05GSUdfU1RSSUNUX0ZPTExPV19QRk4sIHRoZXNlIHdpbGwgYmUgcmVqZWN0ZWQuCgpSZWFsIGZp eCBpcyB0byB3aXJlIHVwIGFuIG1tdV9ub3RpZmllciAuLi4gc29tZWhvdy4gUHJvYmFibHkgbWVh bnMgYW55CmludmFsaWRhdGUgaXMgYSBmYXRhbCBmYXVsdCBmb3IgdGhpcyB2ZmlvIGRldmljZSwg YnV0IHRoZW4gdGhpcwpzaG91bGRuJ3QgZXZlciBoYXBwZW4gaWYgdXNlcnNwYWNlIGlzIHJlYXNv bmFibGUuCgpTaWduZWQtb2ZmLWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGludGVs LmNvbT4KQ2M6IEphc29uIEd1bnRob3JwZSA8amdnQHppZXBlLmNhPgpDYzogS2VlcyBDb29rIDxr ZWVzY29va0BjaHJvbWl1bS5vcmc+CkNjOiBEYW4gV2lsbGlhbXMgPGRhbi5qLndpbGxpYW1zQGlu dGVsLmNvbT4KQ2M6IEFuZHJldyBNb3J0b24gPGFrcG1AbGludXgtZm91bmRhdGlvbi5vcmc+CkNj OiBKb2huIEh1YmJhcmQgPGpodWJiYXJkQG52aWRpYS5jb20+CkNjOiBKw6lyw7RtZSBHbGlzc2Ug PGpnbGlzc2VAcmVkaGF0LmNvbT4KQ2M6IEphbiBLYXJhIDxqYWNrQHN1c2UuY3o+CkNjOiBEYW4g V2lsbGlhbXMgPGRhbi5qLndpbGxpYW1zQGludGVsLmNvbT4KQ2M6IGxpbnV4LW1tQGt2YWNrLm9y ZwpDYzogbGludXgtYXJtLWtlcm5lbEBsaXN0cy5pbmZyYWRlYWQub3JnCkNjOiBsaW51eC1zYW1z dW5nLXNvY0B2Z2VyLmtlcm5lbC5vcmcKQ2M6IGxpbnV4LW1lZGlhQHZnZXIua2VybmVsLm9yZwpD YzogQWxleCBXaWxsaWFtc29uIDxhbGV4LndpbGxpYW1zb25AcmVkaGF0LmNvbT4KQ2M6IENvcm5l bGlhIEh1Y2sgPGNvaHVja0ByZWRoYXQuY29tPgpDYzoga3ZtQHZnZXIua2VybmVsLm9yZwpTaWdu ZWQtb2ZmLWJ5OiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgotLS0KIGRy aXZlcnMvdmZpby92ZmlvX2lvbW11X3R5cGUxLmMgfCA0ICsrLS0KIDEgZmlsZSBjaGFuZ2VkLCAy IGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEvZHJpdmVycy92Zmlv L3ZmaW9faW9tbXVfdHlwZTEuYyBiL2RyaXZlcnMvdmZpby92ZmlvX2lvbW11X3R5cGUxLmMKaW5k ZXggNWZiZjBjMWY3NDMzLi5hNGQ1M2YzZDBhMzUgMTAwNjQ0Ci0tLSBhL2RyaXZlcnMvdmZpby92 ZmlvX2lvbW11X3R5cGUxLmMKKysrIGIvZHJpdmVycy92ZmlvL3ZmaW9faW9tbXVfdHlwZTEuYwpA QCAtNDIxLDcgKzQyMSw3IEBAIHN0YXRpYyBpbnQgZm9sbG93X2ZhdWx0X3BmbihzdHJ1Y3Qgdm1f YXJlYV9zdHJ1Y3QgKnZtYSwgc3RydWN0IG1tX3N0cnVjdCAqbW0sCiB7CiAJaW50IHJldDsKIAot CXJldCA9IGZvbGxvd19wZm4odm1hLCB2YWRkciwgcGZuKTsKKwlyZXQgPSB1bnNhZmVfZm9sbG93 X3Bmbih2bWEsIHZhZGRyLCBwZm4pOwogCWlmIChyZXQpIHsKIAkJYm9vbCB1bmxvY2tlZCA9IGZh bHNlOwogCkBAIC00MzUsNyArNDM1LDcgQEAgc3RhdGljIGludCBmb2xsb3dfZmF1bHRfcGZuKHN0 cnVjdCB2bV9hcmVhX3N0cnVjdCAqdm1hLCBzdHJ1Y3QgbW1fc3RydWN0ICptbSwKIAkJaWYgKHJl dCkKIAkJCXJldHVybiByZXQ7CiAKLQkJcmV0ID0gZm9sbG93X3Bmbih2bWEsIHZhZGRyLCBwZm4p OworCQlyZXQgPSB1bnNhZmVfZm9sbG93X3Bmbih2bWEsIHZhZGRyLCBwZm4pOwogCX0KIAogCXJl dHVybiByZXQ7Ci0tIAoyLjI4LjAKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2Vy bmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1h bi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==