From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Ellerman Subject: Re: [PATCH v3 02/11] mm: Hardened usercopy Date: Thu, 21 Jul 2016 16:52:09 +1000 Message-ID: <2827.12370758436$1469084022@news.gmane.org> References: <1468619065-3222-1-git-send-email-keescook@chromium.org> <1468619065-3222-3-git-send-email-keescook@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1468619065-3222-3-git-send-email-keescook@chromium.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+glppd-linuxppc64-dev=m.gmane.org@lists.ozlabs.org Sender: "Linuxppc-dev" To: linux-kernel@vger.kernel.org Cc: Jan Kara , kernel-hardening@lists.openwall.com, Will Deacon , linux-mm@kvack.org, sparclinux@vger.kernel.org, linux-ia64@vger.kernel.org, Christoph Lameter , Andrea Arcangeli , linux-arch@vger.kernel.org, x86@kernel.org, Russell King , linux-arm-kernel@lists.infradead.org, Catalin Marinas , PaX Team , Borislav Petkov , Mathias Krause , Fenghua Yu , Rik van Riel , Kees Cook , David Rientjes , Tony Luck , Andy Lutomirski , Josh Poimboeuf , Joonsoo Kim , Dmitry Vyukov , Laura Abbott , Brad List-Id: linux-mm.kvack.org S2VlcyBDb29rIDxrZWVzY29va0BjaHJvbWl1bS5vcmc+IHdyaXRlczoKCj4gZGlmZiAtLWdpdCBh L21tL3VzZXJjb3B5LmMgYi9tbS91c2VyY29weS5jCj4gbmV3IGZpbGUgbW9kZSAxMDA2NDQKPiBp bmRleCAwMDAwMDAwMDAwMDAuLmU0YmY0ZTdjY2RmNgo+IC0tLSAvZGV2L251bGwKPiArKysgYi9t bS91c2VyY29weS5jCj4gQEAgLTAsMCArMSwyMzQgQEAKLi4uCj4gKwo+ICsvKgo+ICsgKiBDaGVj a3MgaWYgYSBnaXZlbiBwb2ludGVyIGFuZCBsZW5ndGggaXMgY29udGFpbmVkIGJ5IHRoZSBjdXJy ZW50Cj4gKyAqIHN0YWNrIGZyYW1lIChpZiBwb3NzaWJsZSkuCj4gKyAqCj4gKyAqCTA6IG5vdCBh dCBhbGwgb24gdGhlIHN0YWNrCj4gKyAqCTE6IGZ1bGx5IHdpdGhpbiBhIHZhbGlkIHN0YWNrIGZy YW1lCj4gKyAqCTI6IGZ1bGx5IG9uIHRoZSBzdGFjayAod2hlbiBjYW4ndCBkbyBmcmFtZS1jaGVj a2luZykKPiArICoJLTE6IGVycm9yIGNvbmRpdGlvbiAoaW52YWxpZCBzdGFjayBwb3NpdGlvbiBv ciBiYWQgc3RhY2sgZnJhbWUpCj4gKyAqLwo+ICtzdGF0aWMgbm9pbmxpbmUgaW50IGNoZWNrX3N0 YWNrX29iamVjdChjb25zdCB2b2lkICpvYmosIHVuc2lnbmVkIGxvbmcgbGVuKQo+ICt7Cj4gKwlj b25zdCB2b2lkICogY29uc3Qgc3RhY2sgPSB0YXNrX3N0YWNrX3BhZ2UoY3VycmVudCk7Cj4gKwlj b25zdCB2b2lkICogY29uc3Qgc3RhY2tlbmQgPSBzdGFjayArIFRIUkVBRF9TSVpFOwoKVGhhdCBh bGxvd3MgYWNjZXNzIHRvIHRoZSBlbnRpcmUgc3RhY2ssIGluY2x1ZGluZyB0aGUgc3RydWN0IHRo cmVhZF9pbmZvLAppcyB0aGF0IHdoYXQgd2Ugd2FudCAtIGl0IHNlZW1zIGRhbmdlcm91cz8gT3Ig ZGlkIEkgbWlzcyBhIGNoZWNrCnNvbWV3aGVyZSBlbHNlPwoKV2UgaGF2ZSBlbmRfb2Zfc3RhY2so KSB3aGljaCBjb21wdXRlcyB0aGUgZW5kIG9mIHRoZSBzdGFjayB0YWtpbmcKdGhyZWFkX2luZm8g aW50byBhY2NvdW50IChlbmQgYmVpbmcgdGhlIG9wcG9zaXRlIG9mIHlvdXIgZW5kIGFib3ZlKS4K CmNoZWVycwpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpM aW51eHBwYy1kZXYgbWFpbGluZyBsaXN0CkxpbnV4cHBjLWRldkBsaXN0cy5vemxhYnMub3JnCmh0 dHBzOi8vbGlzdHMub3psYWJzLm9yZy9saXN0aW5mby9saW51eHBwYy1kZXY=