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Fri, 09 Oct 2020 01:00:08 -0700 (PDT) From: Daniel Vetter To: DRI Development , LKML Subject: [PATCH v2 12/17] PCI: Obey iomem restrictions for procfs mmap Date: Fri, 9 Oct 2020 09:59:29 +0200 Message-Id: <20201009075934.3509076-13-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201009075934.3509076-1-daniel.vetter@ffwll.ch> References: <20201009075934.3509076-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201009_040010_970722_27DC949C X-CRM114-Status: GOOD ( 16.77 ) 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-s390@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Jan Kara , Kees Cook , kvm@vger.kernel.org, Jason Gunthorpe , Daniel Vetter , linux-pci@vger.kernel.org, linux-mm@kvack.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , John Hubbard , Bjorn Helgaas , 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 VGhlcmUncyB0aHJlZSB3YXlzIHRvIGFjY2VzcyBQQ0kgQkFScyBmcm9tIHVzZXJzcGFjZTogL2Rl di9tZW0sIHN5c2ZzCmZpbGVzLCBhbmQgdGhlIG9sZCBwcm9jIGludGVyZmFjZS4gVHdvIGNoZWNr IGFnYWluc3QKaW9tZW1faXNfZXhjbHVzaXZlLCBwcm9jIG5ldmVyIGRpZC4gQW5kIHdpdGggQ09O RklHX0lPX1NUUklDVF9ERVZNRU0sCnRoaXMgc3RhcnRzIHRvIG1hdHRlciwgc2luY2Ugd2UgZG9u J3Qgd2FudCByYW5kb20gdXNlcnNwYWNlIGhhdmluZwphY2Nlc3MgdG8gUENJIEJBUnMgd2hpbGUg YSBkcml2ZXIgaXMgbG9hZGVkIGFuZCB1c2luZyBpdC4KCkZpeCB0aGlzIGJ5IGFkZGluZyB0aGUg c2FtZSBpb21lbV9pc19leGNsdXNpdmUoKSBjaGVjayB3ZSBhbHJlYWR5IGhhdmUKb24gdGhlIHN5 c2ZzIHNpZGUgaW4gcGNpX21tYXBfcmVzb3VyY2UoKS4KClJlZmVyZW5jZXM6IDkwYTU0NWU5ODEy NiAoInJlc3RyaWN0IC9kZXYvbWVtIHRvIGlkbGUgaW8gbWVtb3J5IHJhbmdlcyIpClNpZ25lZC1v ZmYtYnk6IERhbmllbCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAaW50ZWwuY29tPgpDYzogSmFzb24g R3VudGhvcnBlIDxqZ2dAemllcGUuY2E+CkNjOiBLZWVzIENvb2sgPGtlZXNjb29rQGNocm9taXVt Lm9yZz4KQ2M6IERhbiBXaWxsaWFtcyA8ZGFuLmoud2lsbGlhbXNAaW50ZWwuY29tPgpDYzogQW5k cmV3IE1vcnRvbiA8YWtwbUBsaW51eC1mb3VuZGF0aW9uLm9yZz4KQ2M6IEpvaG4gSHViYmFyZCA8 amh1YmJhcmRAbnZpZGlhLmNvbT4KQ2M6IErDqXLDtG1lIEdsaXNzZSA8amdsaXNzZUByZWRoYXQu Y29tPgpDYzogSmFuIEthcmEgPGphY2tAc3VzZS5jej4KQ2M6IERhbiBXaWxsaWFtcyA8ZGFuLmou d2lsbGlhbXNAaW50ZWwuY29tPgpDYzogbGludXgtbW1Aa3ZhY2sub3JnCkNjOiBsaW51eC1hcm0t a2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKQ2M6IGxpbnV4LXNhbXN1bmctc29jQHZnZXIua2Vy bmVsLm9yZwpDYzogbGludXgtbWVkaWFAdmdlci5rZXJuZWwub3JnCkNjOiBCam9ybiBIZWxnYWFz IDxiaGVsZ2Fhc0Bnb29nbGUuY29tPgpDYzogbGludXgtcGNpQHZnZXIua2VybmVsLm9yZwotLQp2 MjogSW1wcm92ZSBjb21taXQgbWVzc2FnZSAoQmpvcm4pCi0tLQogZHJpdmVycy9wY2kvcHJvYy5j IHwgNSArKysrKwogMSBmaWxlIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygrKQoKZGlmZiAtLWdpdCBh L2RyaXZlcnMvcGNpL3Byb2MuYyBiL2RyaXZlcnMvcGNpL3Byb2MuYwppbmRleCBkMzUxODZiMDFk OTguLjNhMmY5MGJlYjRjYiAxMDA2NDQKLS0tIGEvZHJpdmVycy9wY2kvcHJvYy5jCisrKyBiL2Ry aXZlcnMvcGNpL3Byb2MuYwpAQCAtMjc0LDYgKzI3NCwxMSBAQCBzdGF0aWMgaW50IHByb2NfYnVz X3BjaV9tbWFwKHN0cnVjdCBmaWxlICpmaWxlLCBzdHJ1Y3Qgdm1fYXJlYV9zdHJ1Y3QgKnZtYSkK IAkJZWxzZQogCQkJcmV0dXJuIC1FSU5WQUw7CiAJfQorCisJaWYgKGRldi0+cmVzb3VyY2VbaV0u ZmxhZ3MgJiBJT1JFU09VUkNFX01FTSAmJgorCSAgICBpb21lbV9pc19leGNsdXNpdmUoZGV2LT5y ZXNvdXJjZVtpXS5zdGFydCkpCisJCXJldHVybiAtRUlOVkFMOworCiAJcmV0ID0gcGNpX21tYXBf cGFnZV9yYW5nZShkZXYsIGksIHZtYSwKIAkJCQkgIGZwcml2LT5tbWFwX3N0YXRlLCB3cml0ZV9j b21iaW5lKTsKIAlpZiAocmV0IDwgMCkKLS0gCjIuMjguMAoKCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0 CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFk ZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK